.
|-- acmccs98 - ACMCCS98
|   |-- A. - General Literature
|   |   |-- A.0 - GENERAL
|   |   |   |-- Biographies
|   |   |   |   `-- autobiographies
|   |   |   |-- Conference proceedings
|   |   |   `-- General literary works (e.g., fiction, plays)
|   |   |-- A.1 - INTRODUCTORY AND SURVEY
|   |   |-- A.2 - REFERENCE (e.g., dictionaries, encyclopedias, glossaries)
|   |   `-- A.m - MISCELLANEOUS
|   |-- B. - Hardware
|   |   |-- B.0 - GENERAL
|   |   |-- B.1 - CONTROL STRUCTURES AND MICROPROGRAMMING
|   |   |   |-- B.1.0 - General
|   |   |   |-- B.1.1 - Control Design Styles
|   |   |   |   |-- Hardwired control
|   |   |   |   |-- Microprogrammed logic arrays
|   |   |   |   `-- Writable control store
|   |   |   |-- B.1.2 - Control Structure Performance Analysis and Design Aids
|   |   |   |   |-- Automatic synthesis
|   |   |   |   |-- Formal models
|   |   |   |   `-- Simulation
|   |   |   |-- B.1.3 - Control Structure Reliability, Testing, and Fault-Tolerance
|   |   |   |   |-- B.8
|   |   |   |   |-- Diagnostics
|   |   |   |   |-- Error-checking
|   |   |   |   |-- Redundant design
|   |   |   |   `-- Test generation
|   |   |   |-- B.1.4 - Microprogram Design Aids
|   |   |   |   |-- D.2.2
|   |   |   |   |-- D.2.4
|   |   |   |   |-- D.3.2
|   |   |   |   |-- D.3.4
|   |   |   |   |-- Firmware engineering
|   |   |   |   |-- Languages and compilers
|   |   |   |   |-- Machine-independent microcode generation
|   |   |   |   |-- Optimization
|   |   |   |   `-- Verification
|   |   |   |-- B.1.5 - Microcode Applications
|   |   |   |   |-- Direct data manipulation
|   |   |   |   |-- Firmware support of operating systems
|   |   |   |   |   `-- instruction sets
|   |   |   |   |-- Instruction set interpretation
|   |   |   |   |-- Peripheral control
|   |   |   |   `-- Special-purpose
|   |   |   |-- B.1.m - Miscellaneous
|   |   |   `-- D.3.2
|   |   |-- B.2 - ARITHMETIC AND LOGIC STRUCTURES
|   |   |   |-- B.2.0 - General
|   |   |   |-- B.2.1 - Design Styles
|   |   |   |   |-- C.1.1
|   |   |   |   |-- C.1.2
|   |   |   |   |-- Calculator
|   |   |   |   |-- Parallel
|   |   |   |   `-- Pipeline
|   |   |   |-- B.2.2 - Performance Analysis and Design Aids
|   |   |   |   |-- B.8
|   |   |   |   |-- Simulation
|   |   |   |   |-- Verification
|   |   |   |   `-- Worst-case analysis
|   |   |   |-- B.2.3 - Reliability, Testing, and Fault-Tolerance
|   |   |   |   |-- B.8
|   |   |   |   |-- Diagnostics
|   |   |   |   |-- Error-checking
|   |   |   |   |-- Redundant design
|   |   |   |   `-- Test generation
|   |   |   |-- B.2.4 - High-Speed Arithmetic
|   |   |   |   |-- Algorithms
|   |   |   |   `-- Cost
|   |   |   |       `-- performance
|   |   |   `-- B.2.m - Miscellaneous
|   |   |-- B.3 - MEMORY STRUCTURES
|   |   |   |-- B.3.0 - General
|   |   |   |-- B.3.1 - Semiconductor Memories
|   |   |   |   |-- B.7.1
|   |   |   |   |-- Dynamic memory (DRAM)
|   |   |   |   |-- Read-only memory (ROM)
|   |   |   |   `-- Static memory (SRAM)
|   |   |   |-- B.3.2 - Design Styles
|   |   |   |   |-- Associative memories
|   |   |   |   |-- Cache memories
|   |   |   |   |-- D.4.2
|   |   |   |   |-- Interleaved memories
|   |   |   |   |-- Mass storage (e.g., magnetic, optical, RAID)
|   |   |   |   |-- Primary memory
|   |   |   |   |-- Sequential-access memory
|   |   |   |   |-- Shared memory
|   |   |   |   `-- Virtual memory
|   |   |   |-- B.3.3 - Performance Analysis and Design Aids
|   |   |   |   |-- B.8
|   |   |   |   |-- C.4
|   |   |   |   |-- Formal models
|   |   |   |   |-- Simulation
|   |   |   |   `-- Worst-case analysis
|   |   |   |-- B.3.4 - Reliability, Testing, and Fault-Tolerance
|   |   |   |   |-- B.8
|   |   |   |   |-- Diagnostics
|   |   |   |   |-- Error-checking
|   |   |   |   |-- Redundant design
|   |   |   |   `-- Test generation
|   |   |   `-- B.3.m - Miscellaneous
|   |   |-- B.4 - INPUT
|   |   |   `-- OUTPUT AND DATA COMMUNICATIONS
|   |   |       |-- B.4.0 - General
|   |   |       |-- B.4.1 - Data Communications Devices
|   |   |       |   |-- Processors
|   |   |       |   |-- Receivers (e.g., voice, data, image)
|   |   |       |   `-- Transmitters
|   |   |       |-- B.4.2 - Input
|   |   |       |   `-- Output Devices
|   |   |       |       |-- Channels and controllers
|   |   |       |       |-- Data terminals and printers
|   |   |       |       |-- Image display
|   |   |       |       `-- Voice
|   |   |       |-- B.4.3 - Interconnections (Subsystems)
|   |   |       |   |-- Asynchronous
|   |   |       |   |   `-- synchronous operation
|   |   |       |   |-- Fiber optics
|   |   |       |   |-- Interfaces
|   |   |       |   |-- Parallel I
|   |   |       |   |   `-- O
|   |   |       |   |-- Physical structures (e.g., backplanes, cables, chip carriers)
|   |   |       |   `-- Topology (e.g., bus, point-to-point)
|   |   |       |-- B.4.4 - Performance Analysis and Design Aids
|   |   |       |   |-- B.8
|   |   |       |   |-- Formal models
|   |   |       |   |-- Simulation
|   |   |       |   |-- Verification
|   |   |       |   `-- Worst-case analysis
|   |   |       |-- B.4.5 - Reliability, Testing, and Fault-Tolerance
|   |   |       |   |-- B.8
|   |   |       |   |-- Built-in tests
|   |   |       |   |-- Diagnostics
|   |   |       |   |-- Error-checking
|   |   |       |   |-- Hardware reliability
|   |   |       |   |-- Redundant design
|   |   |       |   `-- Test generation
|   |   |       `-- B.4.m - Miscellaneous
|   |   |-- B.5 - REGISTER-TRANSFER-LEVEL IMPLEMENTATION
|   |   |   |-- B.5.0 - General
|   |   |   |-- B.5.1 - Design
|   |   |   |   |-- Arithmetic and logic units
|   |   |   |   |-- Control design
|   |   |   |   |-- Data-path design
|   |   |   |   |-- Memory design
|   |   |   |   `-- Styles (e.g., parallel, pipeline, special-purpose)
|   |   |   |-- B.5.2 - Design Aids
|   |   |   |   |-- Automatic synthesis
|   |   |   |   |-- Hardware description languages
|   |   |   |   |-- Optimization
|   |   |   |   |-- Simulation
|   |   |   |   `-- Verification
|   |   |   |-- B.5.3 - Reliability and Testing
|   |   |   |   |-- B.8
|   |   |   |   |-- Built-in tests
|   |   |   |   |-- Error-checking
|   |   |   |   |-- Redundant design
|   |   |   |   |-- Test generation
|   |   |   |   `-- Testability
|   |   |   `-- B.5.m - Miscellaneous
|   |   |-- B.6 - LOGIC DESIGN
|   |   |   |-- B.6.0 - General
|   |   |   |-- B.6.1 - Design Styles
|   |   |   |   |-- Cellular arrays and automata
|   |   |   |   |-- Combinational logic
|   |   |   |   |-- Logic arrays
|   |   |   |   |-- Memory control and access
|   |   |   |   |-- Memory used as logic
|   |   |   |   |-- Parallel circuits
|   |   |   |   `-- Sequential circuits
|   |   |   |-- B.6.2 - Reliability and Testing
|   |   |   |   |-- B.8
|   |   |   |   |-- Built-in tests
|   |   |   |   |-- Error-checking
|   |   |   |   |-- Redundant design
|   |   |   |   |-- Test generation
|   |   |   |   `-- Testability
|   |   |   |-- B.6.3 - Design Aids
|   |   |   |   |-- Automatic synthesis
|   |   |   |   |-- Hardware description languages
|   |   |   |   |-- Optimization
|   |   |   |   |-- Simulation
|   |   |   |   |-- Switching theory
|   |   |   |   `-- Verification
|   |   |   `-- B.6.m - Miscellaneous
|   |   |-- B.7 - INTEGRATED CIRCUITS
|   |   |   |-- B.7.0 - General
|   |   |   |-- B.7.1 - Types and Design Styles
|   |   |   |   |-- Advanced technologies
|   |   |   |   |-- Algorithms implemented in hardware
|   |   |   |   |-- Gate arrays
|   |   |   |   |-- Input
|   |   |   |   |   `-- output circuits
|   |   |   |   |-- Memory technologies
|   |   |   |   |-- Microprocessors and microcomputers
|   |   |   |   |-- Standard cells
|   |   |   |   `-- VLSI (very large scale integration)
|   |   |   |-- B.7.2 - Design Aids
|   |   |   |   |-- Graphics
|   |   |   |   |-- Layout
|   |   |   |   |-- Placement and routing
|   |   |   |   |-- Simulation
|   |   |   |   `-- Verification
|   |   |   |-- B.7.3 - Reliability and Testing
|   |   |   |   |-- B.8
|   |   |   |   |-- Built-in tests
|   |   |   |   |-- Error-checking
|   |   |   |   |-- Redundant design
|   |   |   |   |-- Test generation
|   |   |   |   `-- Testability
|   |   |   `-- B.7.m - Miscellaneous
|   |   |-- B.8 - PERFORMANCE AND RELIABILITY
|   |   |   |-- B.8.0 - General
|   |   |   |-- B.8.1 - Reliability, Testing, and Fault-Tolerance
|   |   |   |-- B.8.2 - Performance Analysis and Design Aids
|   |   |   |-- B.8.m - Miscellaneous
|   |   |   `-- C.4
|   |   `-- B.m - MISCELLANEOUS
|   |       `-- Design management
|   |-- C. - Computer Systems Organization
|   |   |-- C.0 - GENERAL
|   |   |   |-- Hardware
|   |   |   |   `-- software interfaces
|   |   |   |-- Instruction set design (e.g., RISC, CISC, VLIW)
|   |   |   |-- Modeling of computer architecture
|   |   |   |-- System architectures
|   |   |   `-- Systems specification methodology
|   |   |-- C.1 - PROCESSOR ARCHITECTURES
|   |   |   |-- C.1.0 - General
|   |   |   |-- C.1.1 - Single Data Stream Architectures
|   |   |   |   |-- Multiple-instruction-stream, single-data-stream processors (MISD)
|   |   |   |   |-- Pipeline processors
|   |   |   |   |-- RISC
|   |   |   |   |   `-- CISC, VLIW architectures
|   |   |   |   |-- Single-instruction-stream, single-data-stream processors (SISD)
|   |   |   |   `-- Von Neumann architectures
|   |   |   |-- C.1.2 - Multiple Data Stream Architectures (Multiprocessors)
|   |   |   |   |-- Array and vector processors
|   |   |   |   |-- Associative processors
|   |   |   |   |-- Connection machines
|   |   |   |   |-- Interconnection architectures (e.g., common bus, multiport memory, crossbar switch)
|   |   |   |   |-- Multiple-instruction-stream, multiple-data-stream processors (MIMD)
|   |   |   |   |-- Parallel processors
|   |   |   |   |-- Pipeline processors
|   |   |   |   `-- Single-instruction-stream, multiple-data-stream processors (SIMD)
|   |   |   |-- C.1.3 - Other Architecture Styles
|   |   |   |   |-- Adaptable architectures
|   |   |   |   |-- Analog computers
|   |   |   |   |-- Capability architectures
|   |   |   |   |-- Cellular architecture (e.g., mobile)
|   |   |   |   |-- Data-flow architectures
|   |   |   |   |-- Heterogeneous (hybrid) systems
|   |   |   |   |-- High-level language architectures
|   |   |   |   |-- Neural nets
|   |   |   |   |-- Pipeline processors
|   |   |   |   `-- Stack-oriented processors
|   |   |   |-- C.1.4 - Parallel Architectures
|   |   |   |   |-- Distributed architectures
|   |   |   |   `-- Mobile processors
|   |   |   `-- C.1.m - Miscellaneous
|   |   |       |-- Analog computers
|   |   |       `-- Hybrid systems
|   |   |-- C.2 - COMPUTER-COMMUNICATION NETWORKS
|   |   |   |-- C.2.0 - General
|   |   |   |   |-- Data communications
|   |   |   |   |-- Open Systems Interconnection reference model (OSI)
|   |   |   |   `-- Security and protection (e.g., firewalls)
|   |   |   |-- C.2.1 - Network Architecture and Design
|   |   |   |   |-- Asynchronous Transfer Mode (ATM)
|   |   |   |   |-- Centralized networks
|   |   |   |   |-- Circuit-switching networks
|   |   |   |   |-- Distributed networks
|   |   |   |   |-- Frame relay networks
|   |   |   |   |-- ISDN (Integrated Services Digital Network)
|   |   |   |   |-- Network communications
|   |   |   |   |-- Network topology
|   |   |   |   |-- Packet-switching networks
|   |   |   |   |-- Store and forward networks
|   |   |   |   `-- Wireless communication
|   |   |   |-- C.2.2 - Network Protocols
|   |   |   |   |-- Applications (SMTP, FTP, etc.)
|   |   |   |   |-- Protocol architecture (OSI model)
|   |   |   |   |-- Protocol verification
|   |   |   |   `-- Routing protocols
|   |   |   |-- C.2.3 - Network Operations
|   |   |   |   |-- Network management
|   |   |   |   |-- Network monitoring
|   |   |   |   `-- Public networks
|   |   |   |-- C.2.4 - Distributed Systems
|   |   |   |   |-- Client
|   |   |   |   |   `-- server
|   |   |   |   |-- Distributed applications
|   |   |   |   |-- Distributed databases
|   |   |   |   `-- Network operating systems
|   |   |   |-- C.2.5 - Local and Wide-Area Networks
|   |   |   |   |-- Access schemes
|   |   |   |   |-- Buses
|   |   |   |   |-- Ethernet (e.g., CSMA
|   |   |   |   |   `-- CD)
|   |   |   |   |-- High-speed (e.g., FDDI, fiber channel, ATM)
|   |   |   |   |-- Internet (e.g., TCP
|   |   |   |   |   `-- IP)
|   |   |   |   `-- Token rings
|   |   |   |-- C.2.6 - Internetworking
|   |   |   |   |-- C.2.2
|   |   |   |   |-- Routers
|   |   |   |   `-- Standards (e.g., TCP
|   |   |   |       `-- IP)
|   |   |   `-- C.2.m - Miscellaneous
|   |   |-- C.3 - SPECIAL-PURPOSE AND APPLICATION-BASED SYSTEMS
|   |   |   |-- J.7
|   |   |   |-- Microprocessor
|   |   |   |   `-- microcomputer applications
|   |   |   |-- Process control systems
|   |   |   |-- Real-time and embedded systems
|   |   |   |-- Signal processing systems
|   |   |   `-- Smartcards
|   |   |-- C.4 - PERFORMANCE OF SYSTEMS
|   |   |   |-- Design studies
|   |   |   |-- Fault tolerance
|   |   |   |-- Measurement techniques
|   |   |   |-- Modeling techniques
|   |   |   |-- Performance attributes
|   |   |   `-- Reliability, availability, and serviceability
|   |   |-- C.5 - COMPUTER SYSTEM IMPLEMENTATION
|   |   |   |-- C.5.0 - General
|   |   |   |-- C.5.1 - Large and Medium (``Mainframe'') Computers
|   |   |   |   `-- Super (very large) computers
|   |   |   |-- C.5.2 - Minicomputers
|   |   |   |-- C.5.3 - Microcomputers
|   |   |   |   |-- Microprocessors
|   |   |   |   |-- Personal computers
|   |   |   |   |-- Portable devices (e.g., laptops, personal digital assistants)
|   |   |   |   `-- Workstations
|   |   |   |-- C.5.4 - VLSI Systems
|   |   |   |-- C.5.5 - Servers
|   |   |   `-- C.5.m - Miscellaneous
|   |   `-- C.m - MISCELLANEOUS
|   |-- D. - Software
|   |   |-- D.0 - GENERAL
|   |   |-- D.1 - PROGRAMMING TECHNIQUES
|   |   |   |-- D.1.0 - General
|   |   |   |-- D.1.1 - Applicative (Functional) Programming
|   |   |   |-- D.1.2 - Automatic Programming
|   |   |   |   `-- I.2.2
|   |   |   |-- D.1.3 - Concurrent Programming
|   |   |   |   |-- Distributed programming
|   |   |   |   `-- Parallel programming
|   |   |   |-- D.1.4 - Sequential Programming
|   |   |   |-- D.1.5 - Object-oriented Programming
|   |   |   |-- D.1.6 - Logic Programming
|   |   |   |-- D.1.7 - Visual Programming
|   |   |   |-- D.1.m - Miscellaneous
|   |   |   `-- E.
|   |   |-- D.2 - SOFTWARE ENGINEERING
|   |   |   |-- D.2.0 - General
|   |   |   |   |-- K.5.1
|   |   |   |   |-- Protection mechanisms
|   |   |   |   `-- Standards
|   |   |   |-- D.2.1 - Requirements
|   |   |   |   `-- Specifications
|   |   |   |       |-- D.3.1
|   |   |   |       |-- Elicitation methods (e.g., rapid prototyping, interviews, JAD)
|   |   |   |       |-- Languages
|   |   |   |       |-- Methodologies (e.g., object-oriented, structured)
|   |   |   |       `-- Tools
|   |   |   |-- D.2.10 - Design
|   |   |   |   |-- D.2.2
|   |   |   |   |-- Methodologies
|   |   |   |   `-- Representation
|   |   |   |-- D.2.11 - Software Architectures
|   |   |   |   |-- Data abstraction
|   |   |   |   |-- Domain-specific architectures
|   |   |   |   |-- Information hiding
|   |   |   |   |-- Languages (e.g., description, interconnection, definition)
|   |   |   |   `-- Patterns (e.g., client
|   |   |   |       `-- server, pipeline, blackboard)
|   |   |   |-- D.2.12 - Interoperability
|   |   |   |   |-- Data mapping
|   |   |   |   |-- Distributed objects
|   |   |   |   `-- Interface definition languages
|   |   |   |-- D.2.13 - Reusable Software
|   |   |   |   |-- Domain engineering
|   |   |   |   |-- Reusable libraries
|   |   |   |   `-- Reuse models
|   |   |   |-- D.2.2 - Design Tools and Techniques
|   |   |   |   |-- Computer-aided software engineering (CASE)
|   |   |   |   |-- Decision tables
|   |   |   |   |-- Evolutionary prototyping
|   |   |   |   |-- Flow charts
|   |   |   |   |-- Modules and interfaces
|   |   |   |   |-- Object-oriented design methods
|   |   |   |   |-- Petri nets
|   |   |   |   |-- Programmer workbench
|   |   |   |   |-- Software libraries
|   |   |   |   |-- State diagrams
|   |   |   |   |-- Structured programming
|   |   |   |   |-- Top-down programming
|   |   |   |   `-- User interfaces
|   |   |   |-- D.2.3 - Coding Tools and Techniques
|   |   |   |   |-- Object-oriented programming
|   |   |   |   |-- Pretty printers
|   |   |   |   |-- Program editors
|   |   |   |   |-- Reentrant code
|   |   |   |   |-- Standards
|   |   |   |   |-- Structured programming
|   |   |   |   `-- Top-down programming
|   |   |   |-- D.2.4 - Software
|   |   |   |   `-- Program Verification
|   |   |   |       |-- Assertion checkers
|   |   |   |       |-- Class invariants
|   |   |   |       |-- Correctness proofs
|   |   |   |       |-- F.3.1
|   |   |   |       |-- Formal methods
|   |   |   |       |-- Model checking
|   |   |   |       |-- Programming by contract
|   |   |   |       |-- Reliability
|   |   |   |       |-- Statistical methods
|   |   |   |       `-- Validation
|   |   |   |-- D.2.5 - Testing and Debugging
|   |   |   |   |-- Code inspections and walk-throughs
|   |   |   |   |-- Debugging aids
|   |   |   |   |-- Diagnostics
|   |   |   |   |-- Distributed debugging
|   |   |   |   |-- Dumps
|   |   |   |   |-- Error handling and recovery
|   |   |   |   |-- Monitors
|   |   |   |   |-- Symbolic execution
|   |   |   |   |-- Testing tools (e.g., data generators, coverage testing)
|   |   |   |   `-- Tracing
|   |   |   |-- D.2.6 - Programming Environments
|   |   |   |   |-- Graphical environments
|   |   |   |   |-- Integrated environments
|   |   |   |   |-- Interactive environments
|   |   |   |   `-- Programmer workbench
|   |   |   |-- D.2.7 - Distribution, Maintenance, and Enhancement
|   |   |   |   |-- Corrections
|   |   |   |   |-- Documentation
|   |   |   |   |-- Enhancement
|   |   |   |   |-- Extensibility
|   |   |   |   |-- Portability
|   |   |   |   |-- Restructuring, reverse engineering, and reengineering
|   |   |   |   `-- Version control
|   |   |   |-- D.2.8 - Metrics
|   |   |   |   |-- Complexity measures
|   |   |   |   |-- D.4.8
|   |   |   |   |-- Performance measures
|   |   |   |   |-- Process metrics
|   |   |   |   |-- Product metrics
|   |   |   |   `-- Software science
|   |   |   |-- D.2.9 - Management
|   |   |   |   |-- Copyrights
|   |   |   |   |-- Cost estimation
|   |   |   |   |-- K.6.3
|   |   |   |   |-- K.6.4
|   |   |   |   |-- Life cycle
|   |   |   |   |-- Productivity
|   |   |   |   |-- Programming teams
|   |   |   |   |-- Software configuration management
|   |   |   |   |-- Software process models (e.g., CMM, ISO, PSP)
|   |   |   |   |-- Software quality assurance (SQA)
|   |   |   |   `-- Time estimation
|   |   |   |-- D.2.m - Miscellaneous
|   |   |   |   |-- Rapid prototyping
|   |   |   |   `-- Reusable software
|   |   |   `-- K.6.3
|   |   |-- D.3 - PROGRAMMING LANGUAGES
|   |   |   |-- D.3.0 - General
|   |   |   |   `-- Standards
|   |   |   |-- D.3.1 - Formal Definitions and Theory
|   |   |   |   |-- D.2.1
|   |   |   |   |-- F.3.1
|   |   |   |   |-- F.3.2
|   |   |   |   |-- F.4.2
|   |   |   |   |-- F.4.3
|   |   |   |   |-- Semantics
|   |   |   |   `-- Syntax
|   |   |   |-- D.3.2 - Language Classifications
|   |   |   |   |-- Applicative (functional) languages
|   |   |   |   |-- Concurrent, distributed, and parallel languages
|   |   |   |   |-- Constraint and logic languages
|   |   |   |   |-- Data-flow languages
|   |   |   |   |-- Design languages
|   |   |   |   |-- Extensible languages
|   |   |   |   |-- Macro and assembly languages
|   |   |   |   |-- Microprogramming languages
|   |   |   |   |-- Multiparadigm languages
|   |   |   |   |-- Nondeterministic languages
|   |   |   |   |-- Nonprocedural languages
|   |   |   |   |-- Object-oriented languages
|   |   |   |   |-- Specialized application languages
|   |   |   |   `-- Very high-level languages
|   |   |   |-- D.3.3 - Language Constructs and Features
|   |   |   |   |-- Abstract data types
|   |   |   |   |-- Classes and objects
|   |   |   |   |-- Concurrent programming structures
|   |   |   |   |-- Constraints
|   |   |   |   |-- Control structures
|   |   |   |   |-- Coroutines
|   |   |   |   |-- Data types and structures
|   |   |   |   |-- Dynamic storage management
|   |   |   |   |-- E.2
|   |   |   |   |-- Frameworks
|   |   |   |   |-- Inheritance
|   |   |   |   |-- Input
|   |   |   |   |   `-- output
|   |   |   |   |-- Modules, packages
|   |   |   |   |-- Patterns
|   |   |   |   |-- Polymorphism
|   |   |   |   |-- Procedures, functions, and subroutines
|   |   |   |   `-- Recursion
|   |   |   |-- D.3.4 - Processors
|   |   |   |   |-- Code generation
|   |   |   |   |-- Compilers
|   |   |   |   |-- Debuggers
|   |   |   |   |-- Incremental compilers
|   |   |   |   |-- Interpreters
|   |   |   |   |-- Memory management (garbage collection)
|   |   |   |   |-- Optimization
|   |   |   |   |-- Parsing
|   |   |   |   |-- Preprocessors
|   |   |   |   |-- Retargetable compilers
|   |   |   |   |-- Run-time environments
|   |   |   |   `-- Translator writing systems and compiler generators
|   |   |   `-- D.3.m - Miscellaneous
|   |   |-- D.4 - OPERATING SYSTEMS
|   |   |   |-- C.
|   |   |   |-- D.4.0 - General
|   |   |   |-- D.4.1 - Process Management
|   |   |   |   |-- Concurrency
|   |   |   |   |-- Deadlocks
|   |   |   |   |-- Multiprocessing
|   |   |   |   |   `-- multiprogramming
|   |   |   |   |       `-- multitasking
|   |   |   |   |-- Mutual exclusion
|   |   |   |   |-- Scheduling
|   |   |   |   |-- Synchronization
|   |   |   |   `-- Threads
|   |   |   |-- D.4.2 - Storage Management
|   |   |   |   |-- Allocation
|   |   |   |   |   `-- deallocation strategies
|   |   |   |   |-- Distributed memories
|   |   |   |   |-- Garbage collection
|   |   |   |   |-- Main memory
|   |   |   |   |-- Secondary storage
|   |   |   |   |-- Segmentation
|   |   |   |   |-- Storage hierarchies
|   |   |   |   |-- Swapping
|   |   |   |   `-- Virtual memory
|   |   |   |-- D.4.3 - File Systems Management
|   |   |   |   |-- Access methods
|   |   |   |   |-- Directory structures
|   |   |   |   |-- Distributed file systems
|   |   |   |   |-- E.5
|   |   |   |   |-- File organization
|   |   |   |   `-- Maintenance
|   |   |   |-- D.4.4 - Communications Management
|   |   |   |   |-- Buffering
|   |   |   |   |-- C.2
|   |   |   |   |-- Input
|   |   |   |   |   `-- output
|   |   |   |   |-- Message sending
|   |   |   |   |-- Network communication
|   |   |   |   `-- Terminal management
|   |   |   |-- D.4.5 - Reliability
|   |   |   |   |-- Backup procedures
|   |   |   |   |-- Checkpoint
|   |   |   |   |   `-- restart
|   |   |   |   |-- Fault-tolerance
|   |   |   |   `-- Verification
|   |   |   |-- D.4.6 - Security and Protection
|   |   |   |   |-- Access controls
|   |   |   |   |-- Authentication
|   |   |   |   |-- Cryptographic controls
|   |   |   |   |-- Information flow controls
|   |   |   |   |-- Invasive software (e.g., viruses, worms, Trojan horses)
|   |   |   |   |-- K.6.5
|   |   |   |   |-- Security kernels
|   |   |   |   `-- Verification
|   |   |   |-- D.4.7 - Organization and Design
|   |   |   |   |-- Batch processing systems
|   |   |   |   |-- Distributed systems
|   |   |   |   |-- Hierarchical design
|   |   |   |   |-- Interactive systems
|   |   |   |   `-- Real-time systems and embedded systems
|   |   |   |-- D.4.8 - Performance
|   |   |   |   |-- C.4
|   |   |   |   |-- D.2.8
|   |   |   |   |-- I.6
|   |   |   |   |-- Measurements
|   |   |   |   |-- Modeling and prediction
|   |   |   |   |-- Monitors
|   |   |   |   |-- Operational analysis
|   |   |   |   |-- Queueing theory
|   |   |   |   |-- Simulation
|   |   |   |   `-- Stochastic analysis
|   |   |   |-- D.4.9 - Systems Programs and Utilities
|   |   |   |   |-- Command and control languages
|   |   |   |   |-- Linkers
|   |   |   |   |-- Loaders
|   |   |   |   `-- Window managers
|   |   |   `-- D.4.m - Miscellaneous
|   |   `-- D.m - MISCELLANEOUS
|   |       `-- Software psychology
|   |-- E. - Data
|   |   |-- E.0 - GENERAL
|   |   |-- E.1 - DATA STRUCTURES
|   |   |   |-- Arrays
|   |   |   |-- Distributed data structures
|   |   |   |-- Graphs and networks
|   |   |   |-- Lists, stacks, and queues
|   |   |   |-- Records
|   |   |   |-- Tables
|   |   |   `-- Trees
|   |   |-- E.2 - DATA STORAGE REPRESENTATIONS
|   |   |   |-- Composite structures
|   |   |   |-- Contiguous representations
|   |   |   |-- Hash-table representations
|   |   |   |-- Linked representations
|   |   |   |-- Object representation
|   |   |   `-- Primitive data items
|   |   |-- E.3 - DATA ENCRYPTION
|   |   |   |-- Code breaking
|   |   |   |-- Data encryption standard (DES)
|   |   |   |-- Public key cryptosystems
|   |   |   `-- Standards (e.g., DES, PGP, RSA)
|   |   |-- E.4 - CODING AND INFORMATION THEORY
|   |   |   |-- Data compaction and compression
|   |   |   |-- Error control codes
|   |   |   |-- Formal models of communication
|   |   |   |-- H.1.1
|   |   |   `-- Nonsecret encoding schemes
|   |   |-- E.5 - FILES
|   |   |   |-- Backup
|   |   |   |   `-- recovery
|   |   |   |-- D.4.3
|   |   |   |-- F.2.2
|   |   |   |-- H.2
|   |   |   |-- Optimization
|   |   |   |-- Organization
|   |   |   |   `-- structure
|   |   |   `-- Sorting
|   |   |       `-- searching
|   |   `-- E.m - MISCELLANEOUS
|   |-- F. - Theory of Computation
|   |   |-- F.0 - GENERAL
|   |   |-- F.1 - COMPUTATION BY ABSTRACT DEVICES
|   |   |   |-- F.1.0 - General
|   |   |   |-- F.1.1 - Models of Computation
|   |   |   |   |-- Automata (e.g., finite, push-down, resource-bounded)
|   |   |   |   |-- Bounded-action devices (e.g., Turing machines, random access machines)
|   |   |   |   |-- Computability theory
|   |   |   |   |-- F.4.1
|   |   |   |   |-- Relations between models
|   |   |   |   |-- Self-modifying machines (e.g., neural networks)
|   |   |   |   `-- Unbounded-action devices (e.g., cellular automata, circuits, networks of machines)
|   |   |   |-- F.1.2 - Modes of Computation
|   |   |   |   |-- Alternation and nondeterminism
|   |   |   |   |-- Interactive and reactive computation
|   |   |   |   |-- Online computation
|   |   |   |   |-- Parallelism and concurrency
|   |   |   |   |-- Probabilistic computation
|   |   |   |   |-- Relations among modes
|   |   |   |   `-- Relativized computation
|   |   |   |-- F.1.3 - Complexity Measures and Classes
|   |   |   |   |-- Complexity hierarchies
|   |   |   |   |-- F.2
|   |   |   |   |-- Machine-independent complexity
|   |   |   |   |-- Reducibility and completeness
|   |   |   |   |-- Relations among complexity classes
|   |   |   |   `-- Relations among complexity measures
|   |   |   `-- F.1.m - Miscellaneous
|   |   |-- F.2 - ANALYSIS OF ALGORITHMS AND PROBLEM COMPLEXITY
|   |   |   |-- B.6
|   |   |   |-- B.7
|   |   |   |-- F.1.3
|   |   |   |-- F.2.0 - General
|   |   |   |-- F.2.1 - Numerical Algorithms and Problems
|   |   |   |   |-- Computation of transforms (e.g., fast Fourier transform)
|   |   |   |   |-- Computations in finite fields
|   |   |   |   |-- Computations on matrices
|   |   |   |   |-- Computations on polynomials
|   |   |   |   |-- G.1
|   |   |   |   |-- G.4
|   |   |   |   |-- I.1
|   |   |   |   `-- Number-theoretic computations (e.g., factoring, primality testing)
|   |   |   |-- F.2.2 - Nonnumerical Algorithms and Problems
|   |   |   |   |-- Complexity of proof procedures
|   |   |   |   |-- Computations on discrete structures
|   |   |   |   |-- E.2
|   |   |   |   |-- E.3
|   |   |   |   |-- E.4
|   |   |   |   |-- E.5
|   |   |   |   |-- G.2
|   |   |   |   |-- Geometrical problems and computations
|   |   |   |   |-- H.2
|   |   |   |   |-- H.3
|   |   |   |   |-- Pattern matching
|   |   |   |   |-- Routing and layout
|   |   |   |   |-- Sequencing and scheduling
|   |   |   |   `-- Sorting and searching
|   |   |   |-- F.2.3 - Tradeoffs between Complexity Measures
|   |   |   |   `-- F.1.3
|   |   |   `-- F.2.m - Miscellaneous
|   |   |-- F.3 - LOGICS AND MEANINGS OF PROGRAMS
|   |   |   |-- F.3.0 - General
|   |   |   |-- F.3.1 - Specifying and Verifying and Reasoning about Programs
|   |   |   |   |-- Assertions
|   |   |   |   |-- D.2.1
|   |   |   |   |-- D.2.4
|   |   |   |   |-- D.3.1
|   |   |   |   |-- E.1
|   |   |   |   |-- Invariants
|   |   |   |   |-- Logics of programs
|   |   |   |   |-- Mechanical verification
|   |   |   |   |-- Pre- and post-conditions
|   |   |   |   `-- Specification techniques
|   |   |   |-- F.3.2 - Semantics of Programming Languages
|   |   |   |   |-- Algebraic approaches to semantics
|   |   |   |   |-- D.3.1
|   |   |   |   |-- Denotational semantics
|   |   |   |   |-- Operational semantics
|   |   |   |   |-- Partial evaluation
|   |   |   |   |-- Process models
|   |   |   |   `-- Program analysis
|   |   |   |-- F.3.3 - Studies of Program Constructs
|   |   |   |   |-- Control primitives
|   |   |   |   |-- D.3.2
|   |   |   |   |-- D.3.3
|   |   |   |   |-- Functional constructs
|   |   |   |   |-- Object-oriented constructs
|   |   |   |   |-- Program and recursion schemes
|   |   |   |   `-- Type structure
|   |   |   `-- F.3.m - Miscellaneous
|   |   |-- F.4 - MATHEMATICAL LOGIC AND FORMAL LANGUAGES
|   |   |   |-- F.4.0 - General
|   |   |   |-- F.4.1 - Mathematical Logic
|   |   |   |   |-- Computability theory
|   |   |   |   |-- Computational logic
|   |   |   |   |-- F.1.1
|   |   |   |   |-- I.2.2
|   |   |   |   |-- I.2.3
|   |   |   |   |-- I.2.4
|   |   |   |   |-- Lambda calculus and related systems
|   |   |   |   |-- Logic and constraint programming
|   |   |   |   |-- Mechanical theorem proving
|   |   |   |   |-- Modal logic
|   |   |   |   |-- Model theory
|   |   |   |   |-- Proof theory
|   |   |   |   |-- Recursive function theory
|   |   |   |   |-- Set theory
|   |   |   |   `-- Temporal logic
|   |   |   |-- F.4.2 - Grammars and Other Rewriting Systems
|   |   |   |   |-- D.3.1
|   |   |   |   |-- Decision problems
|   |   |   |   |-- Grammar types (e.g., context-free, context-sensitive)
|   |   |   |   |-- Parallel rewriting systems (e.g., developmental systems, L-systems)
|   |   |   |   |-- Parsing
|   |   |   |   `-- Thue systems
|   |   |   |-- F.4.3 - Formal Languages
|   |   |   |   |-- Algebraic language theory
|   |   |   |   |-- Classes defined by grammars or automata (e.g., context-free languages, regular sets, recursive sets)
|   |   |   |   |-- Classes defined by resource-bounded automata
|   |   |   |   |-- D.3.1
|   |   |   |   |-- Decision problems
|   |   |   |   `-- Operations on languages
|   |   |   `-- F.4.m - Miscellaneous
|   |   `-- F.m - MISCELLANEOUS
|   |-- G. - Mathematics of Computing
|   |   |-- G.0 - GENERAL
|   |   |-- G.1 - NUMERICAL ANALYSIS
|   |   |   |-- G.1.0 - General
|   |   |   |   |-- Computer arithmetic
|   |   |   |   |-- Conditioning (and ill-conditioning)
|   |   |   |   |-- Error analysis
|   |   |   |   |-- Interval arithmetic
|   |   |   |   |-- Multiple precision arithmetic
|   |   |   |   |-- Numerical algorithms
|   |   |   |   |-- Parallel algorithms
|   |   |   |   `-- Stability (and instability)
|   |   |   |-- G.1.1 - Interpolation
|   |   |   |   |-- Difference formulas
|   |   |   |   |-- Extrapolation
|   |   |   |   |-- I.3.5
|   |   |   |   |-- I.3.7
|   |   |   |   |-- Interpolation formulas
|   |   |   |   |-- Smoothing
|   |   |   |   `-- Spline and piecewise polynomial interpolation
|   |   |   |-- G.1.10 - Applications
|   |   |   |-- G.1.2 - Approximation
|   |   |   |   |-- Approximation of surfaces and contours
|   |   |   |   |-- Chebyshev approximation and theory
|   |   |   |   |-- Elementary function approximation
|   |   |   |   |-- Fast Fourier transforms (FFT)
|   |   |   |   |-- Least squares approximation
|   |   |   |   |-- Linear approximation
|   |   |   |   |-- Minimax approximation and algorithms
|   |   |   |   |-- Nonlinear approximation
|   |   |   |   |-- Rational approximation
|   |   |   |   |-- Special function approximations
|   |   |   |   |-- Spline and piecewise polynomial approximation
|   |   |   |   `-- Wavelets and fractals
|   |   |   |-- G.1.3 - Numerical Linear Algebra
|   |   |   |   |-- Conditioning
|   |   |   |   |-- Determinants
|   |   |   |   |-- Eigenvalues and eigenvectors (direct and iterative methods)
|   |   |   |   |-- Error analysis
|   |   |   |   |-- Linear systems (direct and iterative methods)
|   |   |   |   |-- Matrix inversion
|   |   |   |   |-- Pseudoinverses
|   |   |   |   |-- Singular value decomposition
|   |   |   |   `-- Sparse, structured, and very large systems (direct and iterative methods)
|   |   |   |-- G.1.4 - Quadrature and Numerical Differentiation
|   |   |   |   |-- Adaptive and iterative quadrature
|   |   |   |   |-- Automatic differentiation
|   |   |   |   |-- Equal interval integration
|   |   |   |   |-- Error analysis
|   |   |   |   |-- F.2.1
|   |   |   |   |-- Finite difference methods
|   |   |   |   |-- Gaussian quadrature
|   |   |   |   |-- Iterative methods
|   |   |   |   `-- Multidimensional (multiple) quadrature
|   |   |   |-- G.1.5 - Roots of Nonlinear Equations
|   |   |   |   |-- Continuation (homotopy) methods
|   |   |   |   |-- Convergence
|   |   |   |   |-- Error analysis
|   |   |   |   |-- Iterative methods
|   |   |   |   |-- Polynomials, methods for
|   |   |   |   `-- Systems of equations
|   |   |   |-- G.1.6 - Optimization
|   |   |   |   |-- Constrained optimization
|   |   |   |   |-- Convex programming
|   |   |   |   |-- Global optimization
|   |   |   |   |-- Gradient methods
|   |   |   |   |-- Integer programming
|   |   |   |   |-- Least squares methods
|   |   |   |   |-- Linear programming
|   |   |   |   |-- Nonlinear programming
|   |   |   |   |-- Quadratic programming methods
|   |   |   |   |-- Simulated annealing
|   |   |   |   |-- Stochastic programming
|   |   |   |   `-- Unconstrained optimization
|   |   |   |-- G.1.7 - Ordinary Differential Equations
|   |   |   |   |-- Boundary value problems
|   |   |   |   |-- Chaotic systems
|   |   |   |   |-- Convergence and stability
|   |   |   |   |-- Differential-algebraic equations
|   |   |   |   |-- Error analysis
|   |   |   |   |-- Finite difference methods
|   |   |   |   |-- Initial value problems
|   |   |   |   |-- Multistep and multivalue methods
|   |   |   |   |-- One-step (single step) methods
|   |   |   |   `-- Stiff equations
|   |   |   |-- G.1.8 - Partial Differential Equations
|   |   |   |   |-- Domain decomposition methods
|   |   |   |   |-- Elliptic equations
|   |   |   |   |-- Finite difference methods
|   |   |   |   |-- Finite element methods
|   |   |   |   |-- Finite volume methods
|   |   |   |   |-- Hyperbolic equations
|   |   |   |   |-- Inverse problems
|   |   |   |   |-- Iterative solution techniques
|   |   |   |   |-- Method of lines
|   |   |   |   |-- Multigrid and multilevel methods
|   |   |   |   |-- Parabolic equations
|   |   |   |   `-- Spectral methods
|   |   |   |-- G.1.9 - Integral Equations
|   |   |   |   |-- Delay equations
|   |   |   |   |-- Fredholm equations
|   |   |   |   |-- Integro-differential equations
|   |   |   |   `-- Volterra equations
|   |   |   `-- G.1.m - Miscellaneous
|   |   |-- G.2 - DISCRETE MATHEMATICS
|   |   |   |-- G.2.0 - General
|   |   |   |-- G.2.1 - Combinatorics
|   |   |   |   |-- Combinatorial algorithms
|   |   |   |   |-- Counting problems
|   |   |   |   |-- F.2.2
|   |   |   |   |-- Generating functions
|   |   |   |   |-- Permutations and combinations
|   |   |   |   `-- Recurrences and difference equations
|   |   |   |-- G.2.2 - Graph Theory
|   |   |   |   |-- F.2.2
|   |   |   |   |-- Graph algorithms
|   |   |   |   |-- Graph labeling
|   |   |   |   |-- Hypergraphs
|   |   |   |   |-- Network problems
|   |   |   |   |-- Path and circuit problems
|   |   |   |   `-- Trees
|   |   |   |-- G.2.3 - Applications
|   |   |   `-- G.2.m - Miscellaneous
|   |   |-- G.3 - PROBABILITY AND STATISTICS
|   |   |   |-- Contingency table analysis
|   |   |   |-- Correlation and regression analysis
|   |   |   |-- Distribution functions
|   |   |   |-- Experimental design
|   |   |   |-- Markov processes
|   |   |   |-- Multivariate statistics
|   |   |   |-- Nonparametric statistics
|   |   |   |-- Probabilistic algorithms (including Monte Carlo)
|   |   |   |-- Queueing theory
|   |   |   |-- Random number generation
|   |   |   |-- Reliability and life testing
|   |   |   |-- Renewal theory
|   |   |   |-- Robust regression
|   |   |   |-- Statistical computing
|   |   |   |-- Statistical software
|   |   |   |-- Stochastic processes
|   |   |   |-- Survival analysis
|   |   |   `-- Time series analysis
|   |   |-- G.4 - MATHEMATICAL SOFTWARE
|   |   |   |-- Algorithm design and analysis
|   |   |   |-- Certification and testing
|   |   |   |-- Documentation
|   |   |   |-- Efficiency
|   |   |   |-- Parallel and vector implementations
|   |   |   |-- Portability
|   |   |   |-- Reliability and robustness
|   |   |   |-- User interfaces
|   |   |   `-- Verification
|   |   `-- G.m - MISCELLANEOUS
|   |       `-- Queueing theory
|   |-- H. - Information Systems
|   |   |-- H.0 - GENERAL
|   |   |-- H.1 - MODELS AND PRINCIPLES
|   |   |   |-- H.1.0 - General
|   |   |   |-- H.1.1 - Systems and Information Theory
|   |   |   |   |-- E.4
|   |   |   |   |-- General systems theory
|   |   |   |   |-- Information theory
|   |   |   |   `-- Value of information
|   |   |   |-- H.1.2 - User
|   |   |   |   `-- Machine Systems
|   |   |   |       |-- Human factors
|   |   |   |       |-- Human information processing
|   |   |   |       `-- Software psychology
|   |   |   `-- H.1.m - Miscellaneous
|   |   |-- H.2 - DATABASE MANAGEMENT
|   |   |   |-- E.5
|   |   |   |-- H.2.0 - General
|   |   |   |   `-- Security, integrity, and protection
|   |   |   |-- H.2.1 - Logical Design
|   |   |   |   |-- Data models
|   |   |   |   |-- Normal forms
|   |   |   |   `-- Schema and subschema
|   |   |   |-- H.2.2 - Physical Design
|   |   |   |   |-- Access methods
|   |   |   |   |-- Deadlock avoidance
|   |   |   |   `-- Recovery and restart
|   |   |   |-- H.2.3 - Languages
|   |   |   |   |-- D.3.2
|   |   |   |   |-- Data description languages (DDL)
|   |   |   |   |-- Data manipulation languages (DML)
|   |   |   |   |-- Database (persistent) programming languages
|   |   |   |   |-- Query languages
|   |   |   |   `-- Report writers
|   |   |   |-- H.2.4 - Systems
|   |   |   |   |-- Concurrency
|   |   |   |   |-- Distributed databases
|   |   |   |   |-- Multimedia databases
|   |   |   |   |-- Object-oriented databases
|   |   |   |   |-- Parallel databases
|   |   |   |   |-- Query processing
|   |   |   |   |-- Relational databases
|   |   |   |   |-- Rule-based databases
|   |   |   |   |-- Textual databases
|   |   |   |   `-- Transaction processing
|   |   |   |-- H.2.5 - Heterogeneous Databases
|   |   |   |   |-- Data translation
|   |   |   |   `-- Program translation
|   |   |   |-- H.2.6 - Database Machines
|   |   |   |-- H.2.7 - Database Administration
|   |   |   |   |-- Data dictionary
|   |   |   |   |   `-- directory
|   |   |   |   |-- Data warehouse and repository
|   |   |   |   |-- Logging and recovery
|   |   |   |   `-- Security, integrity, and protection
|   |   |   |-- H.2.8 - Database Applications
|   |   |   |   |-- Data mining
|   |   |   |   |-- Image databases
|   |   |   |   |-- Scientific databases
|   |   |   |   |-- Spatial databases and GIS
|   |   |   |   `-- Statistical databases
|   |   |   `-- H.2.m - Miscellaneous
|   |   |-- H.3 - INFORMATION STORAGE AND RETRIEVAL
|   |   |   |-- H.3.0 - General
|   |   |   |-- H.3.1 - Content Analysis and Indexing
|   |   |   |   |-- Abstracting methods
|   |   |   |   |-- Dictionaries
|   |   |   |   |-- Indexing methods
|   |   |   |   |-- Linguistic processing
|   |   |   |   `-- Thesauruses
|   |   |   |-- H.3.2 - Information Storage
|   |   |   |   |-- File organization
|   |   |   |   `-- Record classification
|   |   |   |-- H.3.3 - Information Search and Retrieval
|   |   |   |   |-- Clustering
|   |   |   |   |-- Information filtering
|   |   |   |   |-- Query formulation
|   |   |   |   |-- Relevance feedback
|   |   |   |   |-- Retrieval models
|   |   |   |   |-- Search process
|   |   |   |   `-- Selection process
|   |   |   |-- H.3.4 - Systems and Software
|   |   |   |   |-- Current awareness systems (selective dissemination of information--SDI)
|   |   |   |   |-- Distributed systems
|   |   |   |   |-- Information networks
|   |   |   |   |-- Performance evaluation (efficiency and effectiveness)
|   |   |   |   |-- Question-answering (fact retrieval) systems
|   |   |   |   `-- User profiles and alert services
|   |   |   |-- H.3.5 - Online Information Services
|   |   |   |   |-- Commercial services
|   |   |   |   |-- Data sharing
|   |   |   |   `-- Web-based services
|   |   |   |-- H.3.6 - Library Automation
|   |   |   |   `-- Large text archives
|   |   |   |-- H.3.7 - Digital Libraries
|   |   |   |   |-- Collection
|   |   |   |   |-- Dissemination
|   |   |   |   |-- Standards
|   |   |   |   |-- Systems issues
|   |   |   |   `-- User issues
|   |   |   `-- H.3.m - Miscellaneous
|   |   |-- H.4 - INFORMATION SYSTEMS APPLICATIONS
|   |   |   |-- H.4.0 - General
|   |   |   |-- H.4.1 - Office Automation
|   |   |   |   |-- Desktop publishing
|   |   |   |   |-- Equipment
|   |   |   |   |-- Groupware
|   |   |   |   |-- I.7
|   |   |   |   |-- Spreadsheets
|   |   |   |   |-- Time management (e.g., calendars, schedules)
|   |   |   |   |-- Word processing
|   |   |   |   `-- Workflow management
|   |   |   |-- H.4.2 - Types of Systems
|   |   |   |   |-- Decision support (e.g., MIS)
|   |   |   |   `-- Logistics
|   |   |   |-- H.4.3 - Communications Applications
|   |   |   |   |-- Bulletin boards
|   |   |   |   |-- Computer conferencing, teleconferencing, and videoconferencing
|   |   |   |   |-- Electronic mail
|   |   |   |   |-- Information browsers
|   |   |   |   `-- Videotex
|   |   |   `-- H.4.m - Miscellaneous
|   |   |-- H.5 - INFORMATION INTERFACES AND PRESENTATION (e.g., HCI)
|   |   |   |-- H.5.0 - General
|   |   |   |-- H.5.1 - Multimedia Information Systems
|   |   |   |   |-- Animations
|   |   |   |   |-- Artificial, augmented, and virtual realities
|   |   |   |   |-- Audio input
|   |   |   |   |   `-- output
|   |   |   |   |-- Evaluation
|   |   |   |   |   `-- methodology
|   |   |   |   |-- Hypertext navigation and maps
|   |   |   |   `-- Video (e.g., tape, disk, DVI)
|   |   |   |-- H.5.2 - User Interfaces
|   |   |   |   |-- Auditory (non-speech) feedback
|   |   |   |   |-- Benchmarking
|   |   |   |   |-- D.2.2
|   |   |   |   |-- Ergonomics
|   |   |   |   |-- Evaluation
|   |   |   |   |   `-- methodology
|   |   |   |   |-- Graphical user interfaces (GUI)
|   |   |   |   |-- H.1.2
|   |   |   |   |-- Haptic I
|   |   |   |   |   `-- O
|   |   |   |   |-- I.3.6
|   |   |   |   |-- Input devices and strategies (e.g., mouse, touchscreen)
|   |   |   |   |-- Interaction styles (e.g., commands, menus, forms, direct manipulation)
|   |   |   |   |-- Natural language
|   |   |   |   |-- Prototyping
|   |   |   |   |-- Screen design (e.g., text, graphics, color)
|   |   |   |   |-- Standardization
|   |   |   |   |-- Style guides
|   |   |   |   |-- Theory and methods
|   |   |   |   |-- Training, help, and documentation
|   |   |   |   |-- User interface management systems (UIMS)
|   |   |   |   |-- User-centered design
|   |   |   |   |-- Voice I
|   |   |   |   |   `-- O
|   |   |   |   `-- Windowing systems
|   |   |   |-- H.5.3 - Group and Organization Interfaces
|   |   |   |   |-- Asynchronous interaction
|   |   |   |   |-- Collaborative computing
|   |   |   |   |-- Computer-supported cooperative work
|   |   |   |   |-- Evaluation
|   |   |   |   |   `-- methodology
|   |   |   |   |-- Organizational design
|   |   |   |   |-- Synchronous interaction
|   |   |   |   |-- Theory and models
|   |   |   |   `-- Web-based interaction
|   |   |   |-- H.5.4 - Hypertext
|   |   |   |   `-- Hypermedia
|   |   |   |       |-- Architectures
|   |   |   |       |-- I.7
|   |   |   |       |-- J.7
|   |   |   |       |-- Navigation
|   |   |   |       |-- Theory
|   |   |   |       `-- User issues
|   |   |   |-- H.5.5 - Sound and Music Computing
|   |   |   |   |-- J.5
|   |   |   |   |-- Methodologies and techniques
|   |   |   |   |-- Modeling
|   |   |   |   |-- Signal analysis, synthesis, and processing
|   |   |   |   `-- Systems
|   |   |   |-- H.5.m - Miscellaneous
|   |   |   `-- I.7
|   |   `-- H.m - MISCELLANEOUS
|   |-- I. - Computing Methodologies
|   |   |-- I.0 - GENERAL
|   |   |-- I.1 - SYMBOLIC AND ALGEBRAIC MANIPULATION
|   |   |   |-- I.1.0 - General
|   |   |   |-- I.1.1 - Expressions and Their Representation
|   |   |   |   |-- E.1
|   |   |   |   |-- E.2
|   |   |   |   |-- Representations (general and polynomial)
|   |   |   |   `-- Simplification of expressions
|   |   |   |-- I.1.2 - Algorithms
|   |   |   |   |-- Algebraic algorithms
|   |   |   |   |-- Analysis of algorithms
|   |   |   |   |-- F.2.1
|   |   |   |   |-- F.2.2
|   |   |   |   `-- Nonalgebraic algorithms
|   |   |   |-- I.1.3 - Languages and Systems
|   |   |   |   |-- D.3.2
|   |   |   |   |-- D.3.3
|   |   |   |   |-- Evaluation strategies
|   |   |   |   |-- F.2.2
|   |   |   |   |-- Nonprocedural languages
|   |   |   |   |-- Special-purpose algebraic systems
|   |   |   |   |-- Special-purpose hardware
|   |   |   |   `-- Substitution mechanisms
|   |   |   |-- I.1.4 - Applications
|   |   |   `-- I.1.m - Miscellaneous
|   |   |-- I.2 - ARTIFICIAL INTELLIGENCE
|   |   |   |-- I.2.0 - General
|   |   |   |   |-- Cognitive simulation
|   |   |   |   `-- Philosophical foundations
|   |   |   |-- I.2.1 - Applications and Expert Systems
|   |   |   |   |-- Cartography
|   |   |   |   |-- Games
|   |   |   |   |-- H.4
|   |   |   |   |-- Industrial automation
|   |   |   |   |-- J.
|   |   |   |   |-- Law
|   |   |   |   |-- Medicine and science
|   |   |   |   |-- Natural language interfaces
|   |   |   |   `-- Office automation
|   |   |   |-- I.2.10 - Vision and Scene Understanding
|   |   |   |   |-- 3D
|   |   |   |   |   `-- stereo scene analysis
|   |   |   |   |-- Architecture and control structures
|   |   |   |   |-- I.4.8
|   |   |   |   |-- I.5
|   |   |   |   |-- Intensity, color, photometry, and thresholding
|   |   |   |   |-- Modeling and recovery of physical attributes
|   |   |   |   |-- Motion
|   |   |   |   |-- Perceptual reasoning
|   |   |   |   |-- Representations, data structures, and transforms
|   |   |   |   |-- Shape
|   |   |   |   |-- Texture
|   |   |   |   `-- Video analysis
|   |   |   |-- I.2.11 - Distributed Artificial Intelligence
|   |   |   |   |-- Coherence and coordination
|   |   |   |   |-- Intelligent agents
|   |   |   |   |-- Languages and structures
|   |   |   |   `-- Multiagent systems
|   |   |   |-- I.2.2 - Automatic Programming
|   |   |   |   |-- Automatic analysis of algorithms
|   |   |   |   |-- D.1.2
|   |   |   |   |-- F.3.1
|   |   |   |   |-- F.4.1
|   |   |   |   |-- Program modification
|   |   |   |   |-- Program synthesis
|   |   |   |   |-- Program transformation
|   |   |   |   `-- Program verification
|   |   |   |-- I.2.3 - Deduction and Theorem Proving
|   |   |   |   |-- Answer
|   |   |   |   |   `-- reason extraction
|   |   |   |   |-- Deduction (e.g., natural, rule-based)
|   |   |   |   |-- F.4.1
|   |   |   |   |-- Inference engines
|   |   |   |   |-- Logic programming
|   |   |   |   |-- Mathematical induction
|   |   |   |   |-- Metatheory
|   |   |   |   |-- Nonmonotonic reasoning and belief revision
|   |   |   |   |-- Resolution
|   |   |   |   `-- Uncertainty, ``fuzzy,'' and probabilistic reasoning
|   |   |   |-- I.2.4 - Knowledge Representation Formalisms and Methods
|   |   |   |   |-- F.4.1
|   |   |   |   |-- Frames and scripts
|   |   |   |   |-- Modal logic
|   |   |   |   |-- Predicate logic
|   |   |   |   |-- Relation systems
|   |   |   |   |-- Representation languages
|   |   |   |   |-- Representations (procedural and rule-based)
|   |   |   |   |-- Semantic networks
|   |   |   |   `-- Temporal logic
|   |   |   |-- I.2.5 - Programming Languages and Software
|   |   |   |   |-- D.3.2
|   |   |   |   `-- Expert system tools and techniques
|   |   |   |-- I.2.6 - Learning
|   |   |   |   |-- Analogies
|   |   |   |   |-- Concept learning
|   |   |   |   |-- Connectionism and neural nets
|   |   |   |   |-- Induction
|   |   |   |   |-- K.3.2
|   |   |   |   |-- Knowledge acquisition
|   |   |   |   |-- Language acquisition
|   |   |   |   `-- Parameter learning
|   |   |   |-- I.2.7 - Natural Language Processing
|   |   |   |   |-- Discourse
|   |   |   |   |-- Language generation
|   |   |   |   |-- Language models
|   |   |   |   |-- Language parsing and understanding
|   |   |   |   |-- Machine translation
|   |   |   |   |-- Speech recognition and synthesis
|   |   |   |   `-- Text analysis
|   |   |   |-- I.2.8 - Problem Solving, Control Methods, and Search
|   |   |   |   |-- Backtracking
|   |   |   |   |-- Control theory
|   |   |   |   |-- Dynamic programming
|   |   |   |   |-- F.2.2
|   |   |   |   |-- Graph and tree search strategies
|   |   |   |   |-- Heuristic methods
|   |   |   |   |-- Plan execution, formation, and generation
|   |   |   |   `-- Scheduling
|   |   |   |-- I.2.9 - Robotics
|   |   |   |   |-- Autonomous vehicles
|   |   |   |   |-- Commercial robots and applications
|   |   |   |   |-- Kinematics and dynamics
|   |   |   |   |-- Manipulators
|   |   |   |   |-- Operator interfaces
|   |   |   |   |-- Propelling mechanisms
|   |   |   |   |-- Sensors
|   |   |   |   `-- Workcell organization and planning
|   |   |   `-- I.2.m - Miscellaneous
|   |   |-- I.3 - COMPUTER GRAPHICS
|   |   |   |-- I.3.0 - General
|   |   |   |-- I.3.1 - Hardware Architecture
|   |   |   |   |-- B.4.2
|   |   |   |   |-- Graphics processors
|   |   |   |   |-- Hardcopy devices
|   |   |   |   |-- Input devices
|   |   |   |   |-- Parallel processing
|   |   |   |   |-- Raster display devices
|   |   |   |   |-- Storage devices
|   |   |   |   |-- Three-dimensional displays
|   |   |   |   `-- Vector display devices
|   |   |   |-- I.3.2 - Graphics Systems
|   |   |   |   |-- C.2.1
|   |   |   |   |-- C.2.4
|   |   |   |   |-- C.3
|   |   |   |   |-- Distributed
|   |   |   |   |   `-- network graphics
|   |   |   |   |-- Remote systems
|   |   |   |   `-- Stand-alone systems
|   |   |   |-- I.3.3 - Picture
|   |   |   |   `-- Image Generation
|   |   |   |       |-- Antialiasing
|   |   |   |       |-- Bitmap and framebuffer operations
|   |   |   |       |-- Digitizing and scanning
|   |   |   |       |-- Display algorithms
|   |   |   |       |-- Line and curve generation
|   |   |   |       `-- Viewing algorithms
|   |   |   |-- I.3.4 - Graphics Utilities
|   |   |   |   |-- Application packages
|   |   |   |   |-- Device drivers
|   |   |   |   |-- Graphics editors
|   |   |   |   |-- Graphics packages
|   |   |   |   |-- Meta files
|   |   |   |   |-- Paint systems
|   |   |   |   |-- Picture description languages
|   |   |   |   |-- Software support
|   |   |   |   `-- Virtual device interfaces
|   |   |   |-- I.3.5 - Computational Geometry and Object Modeling
|   |   |   |   |-- Boundary representations
|   |   |   |   |-- Constructive solid geometry (CSG)
|   |   |   |   |-- Curve, surface, solid, and object representations
|   |   |   |   |-- Geometric algorithms, languages, and systems
|   |   |   |   |-- Hierarchy and geometric transformations
|   |   |   |   |-- Modeling packages
|   |   |   |   |-- Object hierarchies
|   |   |   |   |-- Physically based modeling
|   |   |   |   `-- Splines
|   |   |   |-- I.3.6 - Methodology and Techniques
|   |   |   |   |-- Device independence
|   |   |   |   |-- Ergonomics
|   |   |   |   |-- Graphics data structures and data types
|   |   |   |   |-- Interaction techniques
|   |   |   |   |-- Languages
|   |   |   |   `-- Standards
|   |   |   |-- I.3.7 - Three-Dimensional Graphics and Realism
|   |   |   |   |-- Animation
|   |   |   |   |-- Color, shading, shadowing, and texture
|   |   |   |   |-- Fractals
|   |   |   |   |-- Hidden line
|   |   |   |   |   `-- surface removal
|   |   |   |   |-- Radiosity
|   |   |   |   |-- Raytracing
|   |   |   |   |-- Virtual reality
|   |   |   |   `-- Visible line
|   |   |   |       `-- surface algorithms
|   |   |   |-- I.3.8 - Applications
|   |   |   `-- I.3.m - Miscellaneous
|   |   |-- I.4 - IMAGE PROCESSING AND COMPUTER VISION
|   |   |   |-- I.4.0 - General
|   |   |   |   |-- Image displays
|   |   |   |   `-- Image processing software
|   |   |   |-- I.4.1 - Digitization and Image Capture
|   |   |   |   |-- Camera calibration
|   |   |   |   |-- Imaging geometry
|   |   |   |   |-- Quantization
|   |   |   |   |-- Radiometry
|   |   |   |   |-- Reflectance
|   |   |   |   |-- Sampling
|   |   |   |   `-- Scanning
|   |   |   |-- I.4.10 - Image Representation
|   |   |   |   |-- Hierarchical
|   |   |   |   |-- Morphological
|   |   |   |   |-- Multidimensional
|   |   |   |   |-- Statistical
|   |   |   |   `-- Volumetric
|   |   |   |-- I.4.2 - Compression (Coding)
|   |   |   |   |-- Approximate methods
|   |   |   |   |-- E.4
|   |   |   |   `-- Exact coding
|   |   |   |-- I.4.3 - Enhancement
|   |   |   |   |-- Filtering
|   |   |   |   |-- Geometric correction
|   |   |   |   |-- Grayscale manipulation
|   |   |   |   |-- Registration
|   |   |   |   |-- Sharpening and deblurring
|   |   |   |   `-- Smoothing
|   |   |   |-- I.4.4 - Restoration
|   |   |   |   |-- Inverse filtering
|   |   |   |   |-- Kalman filtering
|   |   |   |   |-- Pseudoinverse restoration
|   |   |   |   `-- Wiener filtering
|   |   |   |-- I.4.5 - Reconstruction
|   |   |   |   |-- Series expansion methods
|   |   |   |   |-- Summation methods
|   |   |   |   `-- Transform methods
|   |   |   |-- I.4.6 - Segmentation
|   |   |   |   |-- Edge and feature detection
|   |   |   |   |-- Pixel classification
|   |   |   |   |-- Region growing, partitioning
|   |   |   |   `-- Relaxation
|   |   |   |-- I.4.7 - Feature Measurement
|   |   |   |   |-- Feature representation
|   |   |   |   |-- Invariants
|   |   |   |   |-- Moments
|   |   |   |   |-- Projections
|   |   |   |   |-- Size and shape
|   |   |   |   `-- Texture
|   |   |   |-- I.4.8 - Scene Analysis
|   |   |   |   |-- Color
|   |   |   |   |-- Depth cues
|   |   |   |   |-- Motion
|   |   |   |   |-- Object recognition
|   |   |   |   |-- Photometry
|   |   |   |   |-- Range data
|   |   |   |   |-- Sensor fusion
|   |   |   |   |-- Shading
|   |   |   |   |-- Shape
|   |   |   |   |-- Stereo
|   |   |   |   |-- Surface fitting
|   |   |   |   |-- Time-varying imagery
|   |   |   |   `-- Tracking
|   |   |   |-- I.4.9 - Applications
|   |   |   `-- I.4.m - Miscellaneous
|   |   |-- I.5 - PATTERN RECOGNITION
|   |   |   |-- I.5.0 - General
|   |   |   |-- I.5.1 - Models
|   |   |   |   |-- Deterministic
|   |   |   |   |-- Fuzzy set
|   |   |   |   |-- Geometric
|   |   |   |   |-- Neural nets
|   |   |   |   |-- Statistical
|   |   |   |   `-- Structural
|   |   |   |-- I.5.2 - Design Methodology
|   |   |   |   |-- Classifier design and evaluation
|   |   |   |   |-- Feature evaluation and selection
|   |   |   |   `-- Pattern analysis
|   |   |   |-- I.5.3 - Clustering
|   |   |   |   |-- Algorithms
|   |   |   |   `-- Similarity measures
|   |   |   |-- I.5.4 - Applications
|   |   |   |   |-- Computer vision
|   |   |   |   |-- Signal processing
|   |   |   |   |-- Text processing
|   |   |   |   `-- Waveform analysis
|   |   |   |-- I.5.5 - Implementation
|   |   |   |   |-- C.3
|   |   |   |   |-- Interactive systems
|   |   |   |   `-- Special architectures
|   |   |   `-- I.5.m - Miscellaneous
|   |   |-- I.6 - SIMULATION AND MODELING
|   |   |   |-- G.3
|   |   |   |-- I.6.0 - General
|   |   |   |-- I.6.1 - Simulation Theory
|   |   |   |   |-- Model classification
|   |   |   |   |-- Systems theory
|   |   |   |   `-- Types of simulation (continuous and discrete)
|   |   |   |-- I.6.2 - Simulation Languages
|   |   |   |-- I.6.3 - Applications
|   |   |   |-- I.6.4 - Model Validation and Analysis
|   |   |   |-- I.6.5 - Model Development
|   |   |   |   `-- Modeling methodologies
|   |   |   |-- I.6.6 - Simulation Output Analysis
|   |   |   |-- I.6.7 - Simulation Support Systems
|   |   |   |   `-- Environments
|   |   |   |-- I.6.8 - Types of Simulation
|   |   |   |   |-- Animation
|   |   |   |   |-- Combined
|   |   |   |   |-- Continuous
|   |   |   |   |-- Discrete event
|   |   |   |   |-- Distributed
|   |   |   |   |-- Gaming
|   |   |   |   |-- Monte Carlo
|   |   |   |   |-- Parallel
|   |   |   |   `-- Visual
|   |   |   `-- I.6.m - Miscellaneous
|   |   |-- I.7 - DOCUMENT AND TEXT PROCESSING
|   |   |   |-- H.4
|   |   |   |-- H.5
|   |   |   |-- I.7.0 - General
|   |   |   |-- I.7.1 - Document and Text Editing
|   |   |   |   |-- Document management
|   |   |   |   |-- Languages
|   |   |   |   |-- Spelling
|   |   |   |   `-- Version control
|   |   |   |-- I.7.2 - Document Preparation
|   |   |   |   |-- Desktop publishing
|   |   |   |   |-- Format and notation
|   |   |   |   |-- Hypertext
|   |   |   |   |   `-- hypermedia
|   |   |   |   |-- Index generation
|   |   |   |   |-- Languages and systems
|   |   |   |   |-- Markup languages
|   |   |   |   |-- Multi
|   |   |   |   |   `-- mixed media
|   |   |   |   |-- Photocomposition
|   |   |   |   |   `-- typesetting
|   |   |   |   |-- Scripting languages
|   |   |   |   `-- Standards
|   |   |   |-- I.7.3 - Index Generation
|   |   |   |-- I.7.4 - Electronic Publishing
|   |   |   |   |-- H.5.4
|   |   |   |   `-- J.7
|   |   |   |-- I.7.5 - Document Capture
|   |   |   |   |-- Document analysis
|   |   |   |   |-- Graphics recognition and interpretation
|   |   |   |   |-- I.4.1
|   |   |   |   |-- Optical character recognition (OCR)
|   |   |   |   `-- Scanning
|   |   |   `-- I.7.m - Miscellaneous
|   |   `-- I.m - MISCELLANEOUS
|   |-- J. - Computer Applications
|   |   |-- J.0 - GENERAL
|   |   |-- J.1 - ADMINISTRATIVE DATA PROCESSING
|   |   |   |-- Business
|   |   |   |-- Education
|   |   |   |-- Financial (e.g., EFTS)
|   |   |   |-- Government
|   |   |   |-- Law
|   |   |   |-- Manufacturing
|   |   |   |-- Marketing
|   |   |   `-- Military
|   |   |-- J.2 - PHYSICAL SCIENCES AND ENGINEERING
|   |   |   |-- Aerospace
|   |   |   |-- Archaeology
|   |   |   |-- Astronomy
|   |   |   |-- Chemistry
|   |   |   |-- Earth and atmospheric sciences
|   |   |   |-- Electronics
|   |   |   |-- Engineering
|   |   |   |-- Mathematics and statistics
|   |   |   `-- Physics
|   |   |-- J.3 - LIFE AND MEDICAL SCIENCES
|   |   |   |-- Biology and genetics
|   |   |   |-- Health
|   |   |   `-- Medical information systems
|   |   |-- J.4 - SOCIAL AND BEHAVIORAL SCIENCES
|   |   |   |-- Economics
|   |   |   |-- Psychology
|   |   |   `-- Sociology
|   |   |-- J.5 - ARTS AND HUMANITIES
|   |   |   |-- Architecture
|   |   |   |-- Arts, fine and performing
|   |   |   |-- Fine arts
|   |   |   |-- Language translation
|   |   |   |-- Linguistics
|   |   |   |-- Literature
|   |   |   |-- Music
|   |   |   `-- Performing arts (e.g., dance, music)
|   |   |-- J.6 - COMPUTER-AIDED ENGINEERING
|   |   |   |-- Computer-aided design (CAD)
|   |   |   `-- Computer-aided manufacturing (CAM)
|   |   |-- J.7 - COMPUTERS IN OTHER SYSTEMS
|   |   |   |-- C.3
|   |   |   |-- Command and control
|   |   |   |-- Consumer products
|   |   |   |-- Industrial control
|   |   |   |-- Military
|   |   |   |-- Process control
|   |   |   |-- Publishing
|   |   |   `-- Real time
|   |   `-- J.m - MISCELLANEOUS
|   `-- K. - Computing Milieux
|       |-- K.0 - GENERAL
|       |-- K.1 - THE COMPUTER INDUSTRY
|       |   |-- Markets
|       |   |-- Standards
|       |   |-- Statistics
|       |   `-- Suppliers
|       |-- K.2 - HISTORY OF COMPUTING
|       |   |-- Hardware
|       |   |-- People
|       |   |-- Software
|       |   |-- Systems
|       |   `-- Theory
|       |-- K.3 - COMPUTERS AND EDUCATION
|       |   |-- K.3.0 - General
|       |   |-- K.3.1 - Computer Uses in Education
|       |   |   |-- Collaborative learning
|       |   |   |-- Computer-assisted instruction (CAI)
|       |   |   |-- Computer-managed instruction (CMI)
|       |   |   `-- Distance learning
|       |   |-- K.3.2 - Computer and Information Science Education
|       |   |   |-- Accreditation
|       |   |   |-- Computer science education
|       |   |   |-- Curriculum
|       |   |   |-- Information systems education
|       |   |   |-- Literacy
|       |   |   `-- Self-assessment
|       |   `-- K.3.m - Miscellaneous
|       |       |-- Accreditation
|       |       `-- Computer literacy
|       |-- K.4 - COMPUTERS AND SOCIETY
|       |   |-- K.4.0 - General
|       |   |-- K.4.1 - Public Policy Issues
|       |   |   |-- Abuse and crime involving computers
|       |   |   |-- Computer-related health issues
|       |   |   |-- Ethics
|       |   |   |-- Human safety
|       |   |   |-- Intellectual property rights
|       |   |   |-- Privacy
|       |   |   |-- Regulation
|       |   |   |-- Transborder data flow
|       |   |   `-- Use
|       |   |       `-- abuse of power
|       |   |-- K.4.2 - Social Issues
|       |   |   |-- Abuse and crime involving computers
|       |   |   |-- Assistive technologies for persons with disabilities
|       |   |   |-- Employment
|       |   |   `-- Handicapped persons
|       |   |       `-- special needs
|       |   |-- K.4.3 - Organizational Impacts
|       |   |   |-- Automation
|       |   |   |-- Computer-supported collaborative work
|       |   |   |-- Employment
|       |   |   `-- Reengineering
|       |   |-- K.4.4 - Electronic Commerce
|       |   |   |-- Cybercash, digital cash
|       |   |   |-- Distributed commercial transactions
|       |   |   |-- Electronic data interchange (EDI)
|       |   |   |-- Intellectual property
|       |   |   |-- J.1
|       |   |   |-- Payment schemes
|       |   |   `-- Security
|       |   `-- K.4.m - Miscellaneous
|       |-- K.5 - LEGAL ASPECTS OF COMPUTING
|       |   |-- K.5.0 - General
|       |   |-- K.5.1 - Hardware
|       |   |   `-- Software Protection
|       |   |       |-- Copyrights
|       |   |       |-- Licensing
|       |   |       |-- Patents
|       |   |       |-- Proprietary rights
|       |   |       `-- Trade secrets
|       |   |-- K.5.2 - Governmental Issues
|       |   |   |-- Censorship
|       |   |   |-- Regulation
|       |   |   `-- Taxation
|       |   `-- K.5.m - Miscellaneous
|       |       |-- Contracts
|       |       `-- Hardware patents
|       |-- K.6 - MANAGEMENT OF COMPUTING AND INFORMATION SYSTEMS
|       |   |-- K.6.0 - General
|       |   |   `-- Economics
|       |   |-- K.6.1 - Project and People Management
|       |   |   |-- Life cycle
|       |   |   |-- Management techniques (e.g., PERT
|       |   |   |   `-- CPM)
|       |   |   |-- Staffing
|       |   |   |-- Strategic information systems planning
|       |   |   |-- Systems analysis and design
|       |   |   |-- Systems development
|       |   |   `-- Training
|       |   |-- K.6.2 - Installation Management
|       |   |   |-- Benchmarks
|       |   |   |-- Computer selection
|       |   |   |-- Computing equipment management
|       |   |   |-- Performance and usage measurement
|       |   |   `-- Pricing and resource allocation
|       |   |-- K.6.3 - Software Management
|       |   |   |-- D.2.9
|       |   |   |-- Software development
|       |   |   |-- Software maintenance
|       |   |   |-- Software process
|       |   |   `-- Software selection
|       |   |-- K.6.4 - System Management
|       |   |   |-- Centralization
|       |   |   |   `-- decentralization
|       |   |   |-- Management audit
|       |   |   `-- Quality assurance
|       |   |-- K.6.5 - Security and Protection
|       |   |   |-- Authentication
|       |   |   |-- D.4.6
|       |   |   |-- Insurance
|       |   |   |-- Invasive software (e.g., viruses, worms, Trojan horses)
|       |   |   |-- K.4.2
|       |   |   |-- Physical security
|       |   |   `-- Unauthorized access (e.g., hacking, phreaking)
|       |   `-- K.6.m - Miscellaneous
|       |       |-- Insurance
|       |       `-- Security
|       |-- K.7 - THE COMPUTING PROFESSION
|       |   |-- K.7.0 - General
|       |   |-- K.7.1 - Occupations
|       |   |-- K.7.2 - Organizations
|       |   |-- K.7.3 - Testing, Certification, and Licensing
|       |   |-- K.7.4 - Professional Ethics
|       |   |   |-- Codes of ethics
|       |   |   |-- Codes of good practice
|       |   |   |-- Ethical dilemmas
|       |   |   `-- K.4
|       |   `-- K.7.m - Miscellaneous
|       |       |-- Codes of good practice
|       |       `-- Ethics
|       |-- K.8 - PERSONAL COMPUTING
|       |   |-- Games
|       |   |-- K.8.0 - General
|       |   |   `-- Games
|       |   |-- K.8.1 - Application Packages
|       |   |   |-- Data communications
|       |   |   |-- Database processing
|       |   |   |-- Freeware
|       |   |   |   `-- shareware
|       |   |   |-- Graphics
|       |   |   |-- Spreadsheets
|       |   |   `-- Word processing
|       |   |-- K.8.2 - Hardware
|       |   |-- K.8.3 - Management
|       |   |   `-- Maintenance
|       |   `-- K.8.m - Miscellaneous
|       `-- K.m - MISCELLANEOUS
`-- acmccs_tree.txt

1658 directories, 1 file