CORE
🇺🇦
make metadata, not war
Services
Services overview
Explore all CORE services
Access to raw data
API
Dataset
FastSync
Content discovery
Recommender
Discovery
OAI identifiers
OAI Resolver
Managing content
Dashboard
Bespoke contracts
Consultancy services
Support us
Support us
Membership
Sponsorship
Community governance
Advisory Board
Board of supporters
Research network
About
About us
Our mission
Team
Blog
FAQs
Contact us
thesis
Predicting the performance of a speech recognition task.
Authors
Publication date
1 January 2002
Publisher
Abstract
Yau Pui Yuk.Thesis (M.Phil.)--Chinese University of Hong Kong, 2002.Includes bibliographical references (leaves 147-152).Abstracts in English and Chinese.Chapter 1 --- Introduction --- p.1Chapter 1.1 --- Overview --- p.1Chapter 1.2 --- Speech Recognition --- p.2Chapter 1.2.1 --- How Speech Recognition Works --- p.3Chapter 1.2.2 --- Types of Speech Recognition Tasks --- p.4Chapter 1.2.3 --- Variabilities in Speech 一 a Challenge for Speech Recog- nition --- p.6Chapter 1.3 --- Performance Prediction of Speech Recognition Task --- p.7Chapter 1.4 --- Thesis Goals --- p.9Chapter 1.5 --- Thesis Organization --- p.10Chapter 2 --- Background --- p.11Chapter 2.1 --- The Acoustic-phonetic Approach --- p.12Chapter 2.1.1 --- Prediction based on the Degree of Mismatch --- p.12Chapter 2.1.2 --- Prediction based on Acoustic Similarity --- p.13Chapter 2.1.3 --- Prediction based on Between-Word Distance --- p.14Chapter 2.2 --- The Lexical Approach --- p.16Chapter 2.2.1 --- Perplexity --- p.16Chapter 2.2.2 --- SMR-perplexity --- p.17Chapter 2.3 --- The Combined Acoustic-phonetic and Lexical Approach --- p.18Chapter 2.3.1 --- Speech Decoder Entropy (SDE) --- p.19Chapter 2.3.2 --- Ideal Speech Decoding Difficulty (ISDD) --- p.20Chapter 2.4 --- Chapter Summary --- p.23Chapter 3 --- Components for Predicting the Performance of Speech Recog- nition Task --- p.24Chapter 3.1 --- Components of Speech Recognizer --- p.25Chapter 3.2 --- Word Similarity Measure --- p.27Chapter 3.2.1 --- Universal Phoneme Symbol (UPS) --- p.30Chapter 3.2.2 --- Definition of Phonetic Distance --- p.31Chapter 3.2.3 --- Definition of Word Pair Phonetic Distance --- p.45Chapter 3.2.4 --- Definition of Word Similarity Measure --- p.47Chapter 3.3 --- Word Occurrence Measure --- p.62Chapter 3.4 --- Chapter Summary --- p.64Chapter 4 --- Formulation of Recognition Error Predictive Index (REPI) --- p.65Chapter 4.1 --- Formulation of Recognition Error Predictive Index (REPI) --- p.66Chapter 4.2 --- Characteristics of Recognition Error Predictive Index (REPI) --- p.74Chapter 4.2.1 --- Weakness of Ideal Speech Decoding Difficulty (ISDD) --- p.75Chapter 4.2.2 --- Advantages of Recognition Error Predictive Index (REPI) --- p.79Chapter 4.3 --- Chapter Summary --- p.82Chapter 5 --- Experimental Design and Setup --- p.83Chapter 5.1 --- Objectives --- p.83Chapter 5.2 --- Experiments Preparation --- p.84Chapter 5.2.1 --- Speech Corpus and Speech Recognizers --- p.85Chapter 5.2.2 --- Speech Recognition Tasks --- p.93Chapter 5.2.3 --- Evaluation Criterion --- p.98Chapter 5.3 --- Experiment Categories and their Setup --- p.99Chapter 5.3.1 --- Experiment Category 1 一 Investigating and comparing the overall prediction performance of the two predictive indices --- p.102Chapter 5.3.2 --- Experiment Category 2 一 Comparing the applicability of the word similarity measures of the two predictive indices on predicting the recognition performance --- p.104Chapter 5.3.3 --- Experiment Category 3 - Comparing the applicability of the formulation method of the two predictive indices on predicting the recognition performance --- p.107Chapter 5.3.4 --- Experiment Category 4 一 Comparing the performance of different phonetic distance definitions --- p.109Chapter 5.4 --- Chapter Summary --- p.111Chapter 6 --- Experimental Results and Analysis --- p.112Chapter 6.1 --- Experimental Results and Analysis --- p.113Chapter 6.1.1 --- Experiment Category 1 - Investigating and comparing the overall prediction performance of the two predictive indices --- p.113Chapter 6.1.2 --- Experiment Category 2- Comparing the applicability of the word similarity measures of the two predictive indices on predicting the recognition performance --- p.117Chapter 6.1.3 --- Experiment Category 3 一 Comparing the applicability of the formulation method of the two predictive indices on predicting the recognition performance --- p.124Chapter 6.1.4 --- Experiment Category 4 - Comparing the performance of different phonetic distance definitions --- p.131Chapter 6.2 --- Experimental Summary --- p.137Chapter 6.3 --- Chapter Summary --- p.141Chapter 7 --- Conclusions --- p.142Chapter 7.1 --- Contributions --- p.144Chapter 7.2 --- Future Directions --- p.145Bibliography --- p.147Chapter A --- Table of Universal Phoneme Symbol --- p.153Chapter B --- Vocabulary Lists --- p.157Chapter C --- Experimental Results of Two-words Speech Recognition Tasks --- p.171Chapter D --- Experimental Results of Three-words Speech Recognition Tasks --- p.180Chapter E --- Significance Testing --- p.190Chapter E.1 --- Procedures of Significance Testing --- p.190Chapter E.2 --- Results of the Significance Testing --- p.191Chapter E.2.1 --- Experiment Category 1 --- p.191Chapter E.2.2 --- Experiment Category 2 --- p.192Chapter E.2.3 --- Experiment Category 3 --- p.194Chapter E.2.4 --- Experiment Category 4 --- p.196Chapter F --- Linear Regression Models --- p.19
Similar works
Full text
Open in the Core reader
Download PDF
Available Versions
CUHK Digital Repository
See this paper in CORE
Go to the repository landing page
Download from data provider
oai:cuhk-dr:cuhk_324013
Last time updated on 09/11/2016