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检索条件"主题词=Linear predictive coding"
2458 条 记 录,以下是671-680 订阅
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On the use of dynamic spectral parameters in speech recognition
On the use of dynamic spectral parameters in speech recognit...
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IEEE International Symposium on Signal Processing and Information Technology (ISSPIT)
作者: S.M. Ahadi H. Sheikhzadeh R.L. Brennan G.H. Freeman E. Chau EE Dept. Amirkabir University of Technology Tehran Tehran Iran E&CE Dept. University of Waterloo Waterloo Ont. Canada Dspfactory Ltd. Waterloo Ont. Canada
Spectral dynamics have attracted the attention of researchers in speech recognition for a long time. As part of the speech feature vector they are found to be useful and hence are almost part of any feature extraction... 详细信息
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On the improvement of scalable MPEG-4 CELP at low bitrate
On the improvement of scalable MPEG-4 CELP at low bitrate
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International Conference on Information, Communications and Signal Processing
作者: Sheng-Lung Tsou S.D. You National Taipei University of Technology Taiwan HannStar Display Corporation Taiwan Department of Computer Science and Information Engineering National Taipei University of Technology Taiwan
CELP (code-excited linear predictive), one of the speech coding techniques, is a part of the MPEG-4 standard. The distinct feature of the MPEG-4 CELP is that it has the bitrate and bandwidth scalability for different ... 详细信息
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Effects of adaptive postfilters on the LSF quantisation for low bit rate speech coders in tandem connections
Effects of adaptive postfilters on the LSF quantisation for ...
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International Symposium on Signal Processing and Its Applications (ISSPA)
作者: R.C. de Lamare A. Alcaim CETUC - PUC-RIO Rio de Janeiro Brasil
This paper examines the effects of postfiltering techniques on the performance of the line spectrum frequency (LSF) parameters for low bit rate speech coders in tandem connections. The speech coder platform consists o... 详细信息
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Digital waveguide mesh modeling of the vocal tract acoustics
Digital waveguide mesh modeling of the vocal tract acoustics
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IEEE Workshop on Applications of Signal Processing to Audio and Acoustics
作者: J. Mullen D.M. Howard D.T. Murphy Department of Electronics University of York Heslington UK
The digital waveguide mesh is a technique used in the modelling of room acoustics and musical instruments. The paper details a project that applies the theory of waveguide mesh acoustic modelling to the production of ... 详细信息
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Complexity reduced shape VQ of spectral envelope with perception consideration
Complexity reduced shape VQ of spectral envelope with percep...
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International Conference on Acoustics, Speech, and Signal Processing (ICASSP)
作者: Mu-Liang Wang Jar-Ferr Yang Department of Electrical Engineering National Cheng Kung University Tainan Taiwan
The parametric coders provide a good communication quality at low bit rate. Efficient encoding of variable dimension harmonic spectral envelope is an essential task in parametric speech coders. In this paper, we propo... 详细信息
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An improved speaker identification technique employing multiple representations of the linear prediction coefficients
An improved speaker identification technique employing multi...
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IEEE International Symposium on Circuits and Systems (ISCAS)
作者: W.B. Mikhael P. Premakanthan School of Electrical Engineering and Computer Science University of Central Florida Orlando USA
A novel linear Prediction (LPC) based Automatic Speaker Identification (ASI) technique employing multiple representations of the LPC is presented. The proposed ASI system has two modes namely, the encoding mode, and t... 详细信息
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Encoding methods for the fiber optical communication and storage systems
Encoding methods for the fiber optical communication and sto...
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International Conference on Transparent Optical Networks
作者: H.A. Gomtsyan Fiber Optics Communication Laboratory State Engineering University of Armenia Yerevan Armenia
The paper describes and analyzes the different problems of information encoding in digital communication and storage systems. The common and sufficiently full structure scheme of these systems as the cascade connectio... 详细信息
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Discrete weighted mean square all-pole modeling
Discrete weighted mean square all-pole modeling
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International Conference on Acoustics, Speech, and Signal Processing (ICASSP)
作者: D. Petrinovic Faculty of Electrical Engineering and Computing University of Zagreb Croatia
The paper presents a new method for all-pole model estimation based on minimization of the weighted mean square error in the sampled spectral domain. Due to discrete nature of the proposed distance measure, emphasis c... 详细信息
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Alternative window designs for the ETSI AMR speech coding standard
Alternative window designs for the ETSI AMR speech coding st...
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Asilomar Conference on Signals, Systems & Computers
作者: W.C. Chu Media Laboratory DoCoMo Communications Laboratory USA Inc. San Jose CA USA
Several windows are designed following an optimization procedure, with the target application being for linear prediction (LP) analysis within the ETSI adaptive multi-rate (AMR) coder. The goal is to explore the possi... 详细信息
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Mandarin emotion recognition in speech
Mandarin emotion recognition in speech
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IEEE Workshop on Automatic Speech Recognition and Understanding
作者: Tsang-Long Pao Yu-Te Chen Department of Computer Science and Engineering Tatung University Taiwan
Humans interact with others in several ways, such as speech, gesture, eye contact etc. Among them, speech is the most effective way of communication through which people can readily exchange information without the ne... 详细信息
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