1. 3.0 Map of Subject Areas

2. Hierarchy of Research Areas
Beyond Recognition and Transcription
Applications
Applied
Technologies 17 12 14 13 4 15 16 18
Multimedia
Technologies
Voice-based
Information
Retrieval
Spoken
Dialogue
Spoken
Document
Understanding
and organization
Dictation
&
Transcription
Computer-Assisted
Language
Learning
Distributed Speech
Recognition and
Wireless Environment
Multilingual
Speech
Processing
Integrated
Technologies
Speech Recognition Core 11 10 2 3 1
Information
Indexing
&
Retrieval
Text-to-speech
Synthesis
Speech/
Language
Understanding
Linguistic
Processing
&
Language
Modeling
Decoding
&
Search
Algorithms
Acoustic
Processing:
features,
modeling,
etc.
Wireless
Transmission
&
Network
Environment
Basic
Technologies
Keyword
Spotting
Robustness:
noise/channel
feature/model
Hands-free
Interaction:
acoustic reception
microphone array, etc.
Speaker
Adaptation
&
Recognition 7 5 6 8 9
Prosodic Modeling
Spontaneous Speech Processing:
pronunciation modeling disfluencies, etc.
Recognition and Transcription