automatic speech recognition system pdf
Báo cáo khoa học: "AN AUTOMATIC SPEECH RECOGNITION SYSTEM FOR ITALIAN LANGUAGE" doc
Ngày tải lên :
01/04/2014, 00:20
... AN AUTOMATIC SPEECH RECOGNITION SYSTEM FOR T! IE ITALIAN LANGUAGE
Paolo D'Orta, Marco Ferretti, Alessandro ... Searei
IBM Rome Scientific Center
via Giorgione 159, ROME (Italy)
ABSTRACT 4.
An automatic speech recognition system for Italian
language has been developed at IBM Italy Scientific Center
in ...
sequence of n words, and let A be the acoustic information
extracted from the speech signal, from which the system will
try to identify the pronounced words. P(WI~) i ndieates the
probability...
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Tài liệu Báo cáo khoa học: "AUTOMATIC SPEECH RECOGNITION AND ITS APPLICATION TO INFORMATION EXTRACTION" pdf
Ngày tải lên :
20/02/2014, 18:20
... ROBUST SPEECH
RECOGNITION
4.1 Automatic
adaptation
Ultimately, speech
recognition systems
should be capable of
f
robust, speaker-
independent or speaker-
adaptive, continuous
speech recognition ... spontaneous
speech recognition
One of the most important issues for speech
recognition is how to create language models
(rules) for spontaneous speech. When
recognizing spontaneous speech in ... every new task is difficult
and costly.
18
5.2 Message-Driven Speech Recognition
State-of-the-art automatic speech recognition
systems employ the criterion of maximizing
P(/4,qX), where W...
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Tài liệu Báo cáo khoa học: "Improving Automatic Speech Recognition for Lectures through Transformation-based Rules Learned from Minimal Data" ppt
Ngày tải lên :
20/02/2014, 07:20
... Fiscus. 1997. A post-processing system to yield
reduced word error rates: Recognizer output voting
error reduction (ROVER). In Proc. IEEE Workshop
on Automatic Speech Recognition and Understand-
ing ... Stăuker, S. Vogel, and A. Waibel. 2006. Open
domain speech recognition & translation: Lectures
and speeches. In Proc. IEEE Conf. on Acoustics,
Speech, and Signal Processing (ICASSP), volume 1,
pages ... comple-
mentary ASR systems, a technique first proposed
in the context of NIST’s ROVER system (Fiscus,
1997) with a 12% relative error reduction (RER),
and subsequently widely employed in many ASR
systems.
This...
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Báo cáo khoa học: "Distributed Listening: A Parallel Processing Approach to Automatic Speech Recognition" pot
Ngày tải lên :
08/03/2014, 01:20
... different Automatic
Speech Recognition (ASR) systems, along with an
Enhanced Majority Rules (EMR) software
algorithm. Each of the three individual systems
received the same input, performed speech ...
Workshop on Automatic Speech Recognition: Chal-
lenges for the new Millenium, Paris, pp. 47–52,
2000.
Young, S.R., Use of dialog, pragmatics and semantics
to enhance speech recognition, Speech ... 2 Background
Automatic speech recognition systems convert a
speech signal into a sequence of words, usually
based on the Hidden Markov...
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Báo cáo khoa học: "Grounded Language Modeling for Automatic Speech Recognition of Sports Video" doc
Ngày tải lên :
17/03/2014, 02:20
... Witbrock, M., Hauptmann, A., (1996 ).
Informedia: News-on-Demand Experiments in
Speech Recognition. ARPA Speech Recognition
Workshop, Arden House, Harriman, NY.
Witten, I. and Frank, E. (2005). ...
IR system. We examine three systems: one that
uses ASR with the grounded language model, a
baseline system that uses ASR with the text only
interpolated language model, and finally a system ... Learning to Recognize
Speech by Watching Television. IEEE Intelligent
Systems Magazine, 14(5), pp. 51-58.
Mukherjee, N. and Roy, D (2003). A Visual Context-
Aware Multimodal System for Spoken Language...
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Báo cáo khoa học: "WordNet-based Semantic Relatedness Measures in Automatic Speech Recognition for Meetings" doc
Ngày tải lên :
17/03/2014, 04:20
... Linguistics
WordNet-based Semantic Relatedness Measures in Automatic Speech
Recognition for Meetings
Michael Pucher
Telecommunications Research Center Vienna
Vienna, Austria
Speech and Signal Processing Lab, TU Graz
Graz, ... Portugal.
Jerome Bellegarda. 2000. Large vocabulary speech
recognition with multispan statistical language mod-
els. IEEE Transactions on Speech and Audio Process-
ing, 8(1), January.
G. Demetriou, ... Austria
pucher@ftw.at
Abstract
This paper presents the application of
WordNet-based semantic relatedness mea-
sures to Automatic Speech Recognition
(ASR) in multi-party meetings. Differ-
ent word-utterance context relatedness...
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Vietnamese Speech Recognition and Synthesis in Embedded System Using T-Engine
Ngày tải lên :
12/04/2013, 16:05
... in speech recognition and
synthesis have been started in recent years. Together with the
developing trend of human-computer interaction systems using
speech, the optimization of speech recognition ... Luong Chi Mai, 'HMM/ANN
System for Vietnamese Continuous Digit Recognition& apos;
[2] Dang Ngoc Duc, Luong Chi Mai, 'Improve the Vietnamese Speech
Recognition System Using Neural Network' ... demonstrate the use of speech in HCI we have combined
speech recognition together with speech synthesis into our
software running in T-Engine. This software allow users to
use speech- commands to...
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Tài liệu Báo cáo khoa học: "Collecting a Why-question corpus for development and evaluation of an automatic QA-system" pdf
Ngày tải lên :
20/02/2014, 09:20
... sys-
tems. Automatic evaluation requires a cor-
pus of questions and answers, a definition of
what is a correct answer, and a way to com-
pare the correct answers to automatic answers
produced by a system. ... 433–440.
Chiori Hori, Takaaki Hori, and Sadaoki Furui. 2003.
Evaluation Methods for Automatic Speech Summa-
rization. In In Proc. EUROSPEECH, volume 4, pages
2825–2828, Geneva, Switzerland.
Valentin Jijkoun ... the data, and to develop an auto-
matic approval system for further data collec-
tion projects conducted in a similar manner.
1 Introduction
Automatic question answering (QA) is an alternative
to...
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Tài liệu Báo cáo khoa học: "Discriminative Syntactic Language Modeling for Speech Recognition" pdf
Ngày tải lên :
20/02/2014, 15:20
... a stochastic context-free grammar as a lan-
guage model for speech recognition. In Proceedings of the
IEEE Conference on Acoustics, Speech, and Signal Process-
ing, pages 189–192.
John Lafferty, ... word-lattice was produced, represent-
ing alternative transcriptions, from the ASR system.
The baseline ASR system that we are comparing
against then performed a rescoring pass on these first
pass ... word-lattices, each training utter-
ance was processed by the baseline ASR system. In
a naive approach, we would simply train the base-
line system (i.e., an acoustic model and language
model) on the entire...
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Tài liệu Báo cáo khoa học: "A Finite-Slate Parser for Use in Speech Recognition" pdf
Ngày tải lên :
21/02/2014, 20:20
... Thought, AJCL, 8: I, [982.
19. Klatt, D., Word Verification in a Speech Understanding
System, in P,. R, eddy (ed.), Speech Recognition, Invited
Papers Presented at the 1974 [EEE Symposium, ... in the Ilearsay-ll Speech
System, Proc. IEEE Int, Conf. ASSP, pp. 549-552, 1976.
25. Valient, l , General Context Free Recognition in Less Than
Cubic Time, J. Computer and System Sciences 10, ...
invariants; allophonic variation is traditionally seen as problematic for
recognition.
(I)
"In most systems for sentence recognition, such modifications
must be viewed as a kind of 'noise'...
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Báo cáo khoa học: "Automatic Detection of Poor Speech Recognition at the Dialogue Level" potx
Ngày tải lên :
23/03/2014, 19:20
...
inition for poor speech recognition at the dialogue
level, and to apply machine learning to build clas-
sifiers detecting poor recognition solely from fea-
tures of the system log. Second, ... presented here focuses ex-
clusively on the problem of automatically
detecting
poor speech recognition, a solution to this problem
clearly suggests system
reaction,
such as the strat-
egy changes ... features.
2 Systems, Data, Methods
The learning experiments that we describe here
use the machine learning program RIPPER (Co-
hen, 1996) to automatically induce a "poor speech
recognition...
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Báo cáo khoa học: "Applications of Automatic Evaluation Methods to Measuring a Capability of Speech Translation System" pot
Ngày tải lên :
31/03/2014, 20:20
... target system to be evaluated is Transfer
Driven Machine Translation (TDMT) (Takezawa
et al., 1998). TDMT is a language translation sub-
system of the Japanese-to-English speech trans-
lation system ... using automatic evaluations. Figure 6
shows experimental results of the utterance unit
375
Applications of Automatic Evaluation Methods to Measuring a Capability
of Speech Translation System
Keiji ... (ATR-ITL) developed the ATR-
MATRIX (ATR's Multilingual Automatic Trans-
lation System for Information Exchange) speech
translation system (Takezawa et al., 1998),
which translates both ways...
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