automatic speech recognition using matlab pdf
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 ... read speech. However,
the ultimate goal of automatic speech recognition
is to extract the underlying messages of the
speaker from the speech signals. Hence we need
to model the process of speech...
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báo cáo hóa học:" Research Article Automatic Speech Recognition Systems for the Evaluation of Voice and Speech Disorders in Head and Neck Cancer" pdf
Ngày tải lên :
21/06/2014, 20:20
... patient’s speech intelligibility.
6. Automatic Speech Recognition System
For objective measurement, an automatic speech recog-
nition (ASR) system was applied. We use an automatic
speech recognition ... existed
to determine speech and voice outcome. Here, we present
a new automatic objective measurement of speech quality
based on automatic speech recognition (ASR). It quantifies
speech intelligibility ... comparison
between the automatic speech recognition system and the
expert ratings, the mean rating of all human raters was taken
Table 2: Results of the automatic recognition of the speech
recordings:...
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Tài liệu Electronics and Circuit Analysis Using MATLAB pdf
Ngày tải lên :
25/01/2014, 12:20
...
The book is divided into three parts: Introduction to MATLAB, Circuit analysis
applications using MATLAB, and electronics applications with MATLAB. It is
recommended that the reader work through ... with simple, easy,
hands-on introduction to MATLAB; (2) to demonstrate the use of MATLAB for
solving electronics problems; (3) to show the various ways MATLAB can be
used to solve circuit analysis ... equivalent to
MATLAB expression
IinvZV
=
()*
where inv is the MATLAB function for obtaining the inverse of a matrix. The
right division denoted by V/Z is equivalent to the MATLAB expression...
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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
... Workshop
on Automatic Speech Recognition and Understand-
ing (ASRU), pages 347354.
C. Făugen, M. Kolss, D. Bernreuther, M. Paulik,
S. Stăuker, S. Vogel, and A. Waibel. 2006. Open
domain speech recognition ... of speech
tagger. In Proc. 3rd Conf. on Applied NLP (ANLP),
pages 152 – 155.
P.R. Clarkson and Rosenfeld R. 1997. Statistical lan-
guage modeling using the CMU-Cambridge Toolkit.
In Proc. Eurospeech, ... AFNLP, pages 764–772,
Suntec, Singapore, 2-7 August 2009.
c
2009 ACL and AFNLP
Improving Automatic Speech Recognition for Lectures through
Transformation-based Rules Learned from Minimal Data
Cosmin...
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Tài liệu Báo cáo khoa học: "A Method for Correcting Errors in Speech Recognition Using the Statistical Features of Character Co-occurrence" pptx
Ngày tải lên :
20/02/2014, 18:20
...
Results of Speech Recognition: We used 4806
recognition results including errors, from the output of
speech recognition (Masataki
et al.,
96; Shimizu
et al.,
96)
experiment using an ATR ... Dialogue Speech Recognition
using Cross-word Context Constrained Word Graphs.
ICASSP 96, pp. 145-148, 1996.
Y. Wakita et al., 97. Correct parts extraction from speech
recognition results using ... the errors in the results of
speech recognition to increase the performance of a
speech translation system. This paper proposes a
method for correcting errors using the statistical
features...
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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
... multiple speech recognizers in an effort
to improve speech recognition, as discussed next.
2.1 Enhanced Majority Rules
Barry (et al., 1994) took three different Automatic
Speech Recognition ... 2 Background
Automatic speech recognition systems convert a
speech signal into a sequence of words, usually
based on the Hidden Markov ... reduction (ROVER). In IEEE Workshop on
Automatic Speech Recognition and Understanding,
pp. 347–354, 1997.
Furui, S., Recent progress in spontaneous speech rec-
ognition and understanding,...
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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
... our
grounded language model on a speech recognition
task using video highlights from Major League
Baseball games. Results indicate improved per-
formance using three metrics: perplexity, word ... 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). ... context
during speech recognition, the grounded language
model system indirectly circumvents some of these
false positive results. This follows from the fact
that an effect of using the grounded...
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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
... vocabulary speech
recognition with multispan statistical language mod-
els. IEEE Transactions on Speech and Audio Process-
ing, 8(1), January.
G. Demetriou, E. Atwell, and C. Souter. 2000. Using
lexical ... 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, ... prediction in conversational speech. In IWCS
6, Sixth International Workshop on Computational Se-
mantics, Tilburg, Netherlands.
H Schmid. 1994. Probabilistic part-of -speech tagging
using decision trees....
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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 ... Stefano 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 ... clearly not dependent on any
W. Then, the recognition task can be decomposed in these
problems:
1. perform an acoustic processing able to extract from the
speech signal an information A representative...
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speech recognition using neural networks
Ngày tải lên :
28/04/2014, 10:18
... advocates.
Figure 2.1: Structure of a standard speech recognition system.
Figure 2.2: Signal analysis converts raw speech to speech frames.
raw
speech
signal
analysis
speech
frames
acoustic
models
frame
scores
sequential
constraints
word
sequence
segmentation
time
alignment
acoustic
analysis
train
train
test
train
raw ... variability make
speech recognition, even more than speech generation, a very complex problem.
Yet people are so comfortable with speech that we would also like to interact with our
computers via speech, ... heterogeneous in
nature. Consequently, research in speech recognition has largely focused on efforts to
model acoustic variability. Past approaches to speech recognition have fallen into three
main categories:
1....
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techniques for noise robustness in automatic speech recognition
Ngày tải lên :
03/05/2014, 20:50
... robustness in automatic speech recognition / Tuomas Virtanen, Rita Singh, Bhiksha Raj.
p. cm.
Includes bibliographical references and index.
ISBN 978-1-119-97088-0 (cloth)
1. Automatic speech recognition. ... Multi-Talker Speech Recognition using Graphical Models 339
12.7.3 Noise Robust ASR using Non-Negative
Basis Representations 340
References 341
13 Acoustic Model Training for Robust Speech Recognition ... Robustness in Automatic Speech Recognition
usually shared by HMMs for different context-dependent phonemes according to groupings
obtained through decision trees [8].
2.4 HMM-Based Speech Recognition
Having...
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Báo cáo sinh học: " Research Article Automatic Modulation Recognition Using Wavelet Transform and Neural Networks in Wireless Systems" ppt
Ngày tải lên :
21/06/2014, 16:20
... recognition
Full-class recognition
Intra-class FSK recognition
Intra-class QAM recognition
Figure 10: False recognition probability versus number of symbols
(inter-class recognition, full-class recognition, ... False recognition probability versus SNR. (a) Inter-class
recognition (Case I). (b) Inter-class recognition (Case II). (c) Intra-
class PSK recognition. (d) Intra-class FSK recognition.
recognition ... intra-class QAM
recognition, and Intra-class FSK recognition) .
−10 −8 −6 −4 −20 2 4
0
0.05
0.15
0.25
0.35
0.1
0.2
0.3
SNR
FRP
Features selection using LDA
Features selection using PCA
Figure...
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Báo cáo hóa học: " Research Article Modelling Errors in Automatic Speech Recognition for Dysarthric Speakers" docx
Ngày tải lên :
21/06/2014, 22:20
... Godino-Llorente
Dysarthria is a motor speech disorder characterized by weakness, paralysis, or poor coordination of the muscles responsible for
speech. Although automatic speech recognition (ASR) systems ... Parker, Automatic speech recognition with sparse
training data for dysarthric speakers,” in Proceedings of the
8th European Conference on Speech Communication and Tech-
nology (Eurospeech ’03), ... speech recognition, ” IEEE Transactions
on Speech and Audio Processing, vol. 10, no. 7, pp. 460–471,
2002.
[41] L. Gillick and S. J. Cox, “Some statistical issues in the
comparison of speech recognition...
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Báo cáo hóa học: " Research Article Towards an Intelligent Acoustic Front End for Automatic Speech Recognition: Built-in Speaker " pot
Ngày tải lên :
22/06/2014, 00:20
... front-end (PMVDR) for
robust automatic speech recognition, ” Speech Communication,
vol. 50, no. 2, pp. 142–152, 2008.
[4] J. H. L. Hansen, “Analysis and compensation of speech under
stress and noise ... Pel-
lom, “Robust speech recognition in noise: an evaluation
using the SPINE corpus,” in Proceedings of the 7th Euro-
pean Conference on Speech Communication and Technology
(EUROSPEECH ’01) , vol. ... 1999.
[2]U.H.YapanelandJ.H.L.Hansen,“Anewperspectiveon
feature extraction for robust in-vehicle speech recognition, ”
in Proceedings of the 8th European Conference on Speech
Communication and Technology (EUROSPEECH ’03),pp.
1281–1284, Geneva, Switzerland,...
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Báo cáo hóa học: " Research Article Audio-Visual Speech Recognition Using Lip Information Extracted from Side-Face Images" pptx
Ngày tải lên :
22/06/2014, 19:20
... vector
components are built.
4. AUDIO-VISUAL SPEECH RECOGNITION
4.1. Overview
Figure 7 shows our bimodal speech recognition system using
side-face images.
Both speech and lip images of the side view ... Performance comparison of audio-visual speech
recognition methods using frontal-face and
side-face images
In our previous research on audio-visual speech recognition
using frontal-face images [9],LMVFswereusedasvisualfea-
tures ... is well known that noisy speech recognition p erformance
can be greatly improved by adapting audio HMM to noisy
speech. In order to confirm that our audio-visual speech
recognition method is still...
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