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检索条件"主题词=linear predictive coding"
2456 条 记 录,以下是2341-2350 订阅
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Techniques for recognition of spectrogram patterns based on dynamic modeling
Techniques for recognition of spectrogram patterns based on ...
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International Conference on Acoustics, Speech, and Signal Processing (ICASSP)
作者: R. de Figueiredo T. Brzustowicz Rice University Houston TX USA
A technique is described for recognition of contours in a spectrogram associated with a given string of events by means of dynamic models expressing relationships between frequency as the dependent variable and time a... 详细信息
来源: 评论
Performance of LPC vocoders in a noisy environment
Performance of LPC vocoders in a noisy environment
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International Conference on Acoustics, Speech, and Signal Processing (ICASSP)
作者: C. Teacher D. Coulter KETRON Inc. Wayne PA Communications Sciences Div NRL Washington D.C. DC USA
Although 2400 BPS vocoders based upon linear predictive coding have produced speech intelligibility scores as high as 90% in a quiet laboratory setting, few actual system measurements have been made in noisy, stressfu... 详细信息
来源: 评论
A Non-Least-Squares Criterion For Speech coding
A Non-Least-Squares Criterion For Speech Coding
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IEEE Compcon
作者: S. Maitra S.H. Foster C.R. Davis Systems Control Inc. Palo Alto CA USA Time and Space Processing Inc. Cupertino CA USA
来源: 评论
A novel vocoder concept based on discrete time acoustic tubes
A novel vocoder concept based on discrete time acoustic tube...
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International Conference on Acoustics, Speech, and Signal Processing (ICASSP)
作者: A. Lacroix B. Makai Heinrich-Hertz-Institut für Nachrichtentechnik Berlin GmbH Berlin Germany
A novel vocoder concept is presented which is based on discrete time equivalents of the uniform acoustic tube. Recently proposed models of lossy sections of different lengths are cascaded to reprensent the vocal tract... 详细信息
来源: 评论
LPC voice digitizer with background noise suppression
LPC voice digitizer with background noise suppression
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International Conference on Acoustics, Speech, and Signal Processing (ICASSP)
作者: D. Fulghum J. Gunn Garland Division E-Systems Inc. Garland TX USA
This paper describes a unique design that attacks two problem areas of LPC: noise suppression input level control and real time simulation/ test. The noise level design uses algorithms to digitally process speech data... 详细信息
来源: 评论
Estimating the parameters of a noisy all-pole process using pole-zero modeling
Estimating the parameters of a noisy all-pole process using ...
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International Conference on Acoustics, Speech, and Signal Processing (ICASSP)
作者: W. Done C. Rushforth Amoco Production Company Tulsa OK USA Department of Electrical Engineering University of Utah Salt Lake UT USA
linear predictive coding (LPC) has been successfully applied to the encoding of speech and other time series. It has been widely observed, however, that the performance of an LPC algorithm deteriorates rapidly in the ... 详细信息
来源: 评论
A microprocessor based audio response system
A microprocessor based audio response system
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International Conference on Acoustics, Speech, and Signal Processing (ICASSP)
作者: M. Mezzalama A. Serra C. E. N. S.-I. E. N. G. F. Istituto Elettrotecnica Generale Politecnico Torino Italy
In this paper a low-cost, small dimensions, multiple users audio response system using microprocessors and LSI circuits is presented, The synthesis strategy is performed by a MOS microprocessor, which provides 12 LPC ... 详细信息
来源: 评论
On synthesizing natural-sounding speech by linear prediction
On synthesizing natural-sounding speech by linear prediction
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International Conference on Acoustics, Speech, and Signal Processing (ICASSP)
作者: B. Atal N. David Bell Laboratories Murray Hill NJ USA Department of Energy Washington DC DC USA
In speech analysis and synthesis based on linear prediction, it is a common assumption that predictor coeffcients contain all the necessary spectral and phase information for accurate synthesis of the speech signal. H... 详细信息
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An LPC k-parameter software speech synthesizer via dynamic microprogramming a general purpose computer
An LPC k-parameter software speech synthesizer via dynamic m...
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International Conference on Acoustics, Speech, and Signal Processing (ICASSP)
作者: L. Morris D. Allan Carleton University Ottawa Department of Systems Engineering and Computing Science Carleton University Ottawa Canada
In a previous paper, it was shown that the presence of a combinatorial shifter in the data paths of a user microprogrammable general purpose computer could be used for fast fixed-point multiplication if a unique micro... 详细信息
来源: 评论
Speaker independent recognition of isolated words using clustering techniques
Speaker independent recognition of isolated words using clus...
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International Conference on Acoustics, Speech, and Signal Processing (ICASSP)
作者: L. Rabiner S. Levinson A. Rosenberg J. Wilpon Acoustics Research Department Bell Laboratories Murray Hill NJ USA
A speaker independent, isolated word recognition system is proposed which is based on the use of multiple templates for each word in the vocabulary. The word templates are obtained from a statistical clustering analys... 详细信息
来源: 评论