automatic speech recognition system using matlab

... 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 ... dictionary of 6500 items, dictated by a speaker with short pauses among them. The system is speaker dependent, before using it the speaker has to perform the training stage reading a predefined...

Ngày tải lên: 01/04/2014, 00:20

... 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...

Ngày tải lên: 20/02/2014, 07:20

... 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...

Ngày tải lên: 20/02/2014, 18:20

... 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 ... 2 Background Automatic speech recognition systems convert a speech signal into a sequence of words, usually based on the Hidden Markov ... Young 1990; Furui, 2002). There are several systems that used the HMM along with multiple speech recognizers in an effort to improve speech recognition, as discussed next. 2.1 Enhanced Majority...

Ngày tải lên: 08/03/2014, 01:20

... running an entire ASR system, i.e. both the language and acoustic models. We use the Sphinx system to train baseball specific acoustic models using parallel acoustic/text data automatically mined ... 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 ... improvement). More notably, though, Figure 4 shows that the system using the grounded language model performed better than the system using the hand generated closed captioning tran- scriptions...

Ngày tải lên: 17/03/2014, 02:20

... 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, ... the rescoring of N -best lists. It was shown that speech recognition of multi-party meetings cannot be im- proved compared to a 4-gram baseline model, when using WordNet models. One reason for the poor...

Ngày tải lên: 17/03/2014, 04:20

... handwriting recognition system. In this article I will highlight a method is used to get the UNIPEN data to the input of a recognizer. A convolution network for capital letters and numbers recognition ... CreateFileMapping in a C++ DLL and access it in Next High efficient library for online handwriting recognition system using UNIPEN database. By Vietdungiitb, 11 Apr 2012 This is an old version of the currently ... to study pattern recognition techniques in general and online handwriting recognition techniques in particular. Picture1: convolution network for capital letters and digits recognition Background...

Ngày tải lên: 28/04/2014, 10:11

Ngày tải lên: 28/04/2014, 10:11

Ngày tải lên: 28/04/2014, 10:11

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Ngày tải lên: 20/06/2014, 22:20

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Ngày tải lên: 22/06/2014, 19:20

... 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 ... 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...

Ngày tải lên: 12/04/2013, 16:05

Ngày tải lên: 13/04/2013, 11:10

... 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...

Ngày tải lên: 20/02/2014, 18:20

... communication. In this paper, we describe the Automatic Content Linking Device (ACLD), a system that analyzes spoken input from one or more speakers using automatic speech recognition (ASR), in order to retrieve ... Internet. The documents are found using keyword-based search or using a semantic similarity measure between documents and the words obtained from automatic speech recognition. Results are displayed ... ACL-HLT 2011 System Demonstrations, pages 80–85, Portland, Oregon, USA, 21 June 2011. c 2011 Association for Computational Linguistics A Speech- based Just-in-Time Retrieval System using Semantic...

Ngày tải lên: 07/03/2014, 22:20

Ngày tải lên: 09/03/2014, 01:20