By Hisashi Wakita (auth.), Jean-Paul Haton (eds.)

ISBN-10: 9400978790

ISBN-13: 9789400978799

ISBN-10: 9400978812

ISBN-13: 9789400978812

This e-book is the results of the second one NATO complicated learn Institute on speech processing held on the Chateau de Bonas, France, from June twenty ninth to July tenth, 1981. This Institute supplied a high-level assurance of the fields of speech transmission, acceptance and knowing, which represent vital parts the place study job has re­ cently been linked to real commercial advancements. This publication will as a result comprise either primary and utilized subject matters. Ten survey papers by means of the superior experts within the box are integrated. they provide an up to date presentation of a number of vital difficulties in computerized speech processing. hence the e-book might be regarded as a reference guide on a few very important components of automated speech processing. The surveys are indicated through 'a * within the desk of contents. This publication additionally comprises learn papers reminiscent of unique works, which have been provided throughout the panel periods of the Institute. For the sake of readability the publication has been divided into 5 sections : 1. Speech research and Transmission: An emphasis has been laid at the recommendations of linear prediction (LPC), and the issues enthusiastic about the transmission of speech at quite a few bit charges are addressed in info. 2. Acoustics and Phonetics : One'of the main bottleneck within the improvement of speech recogni­ tion platforms continues to be the transcription of the continual speech wave into a few discrete strings or lattices of phonetic symbols. survey papers talk about this challenge from assorted issues of view and several other sensible platforms also are described.

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Additional resources for Automatic Speech Analysis and Recognition: Proceedings of the NATO Advanced Study Institute held at Bonas, France, June 29–July 10, 1981

Sample text

Al though speech data compression techniques are presented in this chapter from the viewpoint of speech transmission applications, these techniques can be used to accomplish (1) efficient storage and playback of speech, which may be required, for example, in voice response systems such as database enquiry, dial-up information, and computer-aided instruction systems and (2) efficient storage of speech templates or model parameters, which may be required in speech or speaker recognttion systems and in speech synthesis systems.

Finally, the network allows the specification of diphones in context. The node P4/&P3 represents the phoneme p4 followed only by P3. Thus the template P2-P4/&P3 can be different from unconditioned template P2-P4. The generation and training of the network is discussed further in the next section. The analyzer chooses the sequence of templates that best matches the input speech according to a weighted Euclidean LAR distance measure. When phonemes are incorrectly recognized, the above procedure will still produce output speech that is spectrally close to the input.

60-63. 24. P. Smith, "Perception of Vocoder Speech Processed by Pattern Matching," ~. Acoust. ~. , Vol. 6. (Part 2) 1969, Pp. 1562-1571. 25. A. H. M. D. n§.. Acoustics, Speech, ~ Signal Processing, Vol. ASSP-28, Oct. 1980, pp. 562-574. 26. J. Makhoul, C. Cook. R. Schwartz, and D. Klatt, "A Feasibility Study of a Very Low Rate Speech Compression System," Report No. 3508 (NTIS NO. AD A044400). , Cambridge, MA, Feb. 1977. 27. R. Schwartz, J. Klovstad, J. Makhoul, D. Klatt and V. Wl!.. ACQiOtics, Speech ~ Si2nal Processing, Washington, DC, April 1979, pp.

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Automatic Speech Analysis and Recognition: Proceedings of the NATO Advanced Study Institute held at Bonas, France, June 29–July 10, 1981 by Hisashi Wakita (auth.), Jean-Paul Haton (eds.)


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