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检索条件"机构=Signal and Data Compression Laboratory Department of Electrical and Computer Engineering"
116 条 记 录,以下是61-70 订阅
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Multimode Spectral Coding of Speech at 2400 bps and Below
Multimode Spectral Coding of Speech at 2400 bps and Below
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IEEE Workshop on Speech Coding For Telecommunications
作者: A.M. Das A. Gersho Signal Compression Laboratory Department of Electrical and Computer Engineering University of California Santa Barbara CA USA
来源: 评论
Asymptotic closed-loop design of predictive multi-stage vector quantizers
Asymptotic closed-loop design of predictive multi-stage vect...
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IEEE International Conference on Image Processing
作者: H. Khalil K. Rose Signal Compression Laboratory Department of Electrical and Computer Engineering University of California Santa Barbara CA USA
This work considers the design of a multi-stage vector quantizer (MSVQ) for application to the motion compensated prediction error of video signals. It is well known that the design of predictive vector quantizers suf... 详细信息
来源: 评论
A 16-kbit/s bandwidth scalable audio coder based on the G.729 standard
A 16-kbit/s bandwidth scalable audio coder based on the G.72...
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International Conference on Acoustics, Speech, and signal Processing (ICASSP)
作者: K. Koishida V. Cuperman A. Gersho Signal Compression Laboratory Department of Electrical and Computer Engineering University of California Santa Barbara CA USA
This paper proposes a bandwidth-scalable coding scheme based on the G.729 standard as a base layer coder. In the scheme, according to the channel conditions, the output speech of the decoder can be selected to be narr... 详细信息
来源: 评论
Multi-stage vector quantizer design for image transmission over packet networks
Multi-stage vector quantizer design for image transmission o...
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IEEE International Conference on Image Processing
作者: H. Khalil K. Rose Signal Compression Laboratory Department of Electrical and Computer Engineering University of California Santa Barbara CA USA
The design of a source-channel system based on the multi-stage vector quantizer (MSVQ) is optimized for packet networks. Resilience to packet loss is further enhanced by a proposed interleaving scheme that ensures tha... 详细信息
来源: 评论
A Probabilistic Approach to Classification of Transients in Power Systems
A Probabilistic Approach to Classification of Transients in ...
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Canadian Conference on electrical and computer engineering (CCECE)
作者: L. S. Safavian W. Kinsner H. Turanli Department of Electrical and Computer Engineering Signal and Data Compression Laboratory University of Manitoba Winnipeg MAN Canada Manitoba Hydro Winnipeg MAN Canada
This paper presents an in-depth study of classification of transients in power systems using two pattern classification methods, namely the maximum-likelihood, and the probabilistic neural networks. These methods, whi... 详细信息
来源: 评论
Hadamard-Craigen error correcting codes
Hadamard-Craigen error correcting codes
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Canadian Conference on electrical and computer engineering (CCECE)
作者: R. Craigen N. Gadhok S. Silverman W. Kinsner Department of Mathematics Department of Electrical and Computer Engineering University of Manitoba Winnipeg MAN Canada Department of Mathematics and Signal and Data Compression Laboratory Department of Electrical and Computer Engineering University of Manitoba Winnipeg MAN Canada
This paper presents a block coding scheme based on a new construction of block-circulant Hadamard matrices. We describe this unified construction of Hadamard matrices of order 2/sup t/p where p is any odd number and t... 详细信息
来源: 评论
High quality enhanced waveform interpolative coding at 2.8 kbps
High quality enhanced waveform interpolative coding at 2.8 k...
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International Conference on Acoustics, Speech, and signal Processing (ICASSP)
作者: O. Gottesman A. Gersho Signal Compression Laboratory Department of Electrical and Computer Engineering University of California Santa Barbara CA USA
This paper presents a high quality enhanced waveform interpolative (EWI) speech coder at 2.8 kbps. The system incorporates novel features such as: dual-predictive analysis-by-synthesis (AbS) quantization of the slowly... 详细信息
来源: 评论
Classification of transients in power systems using multifractal analysis
Classification of transients in power systems using multifra...
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Canadian Conference on electrical and computer engineering (CCECE)
作者: L.S. Safavian W. Kinsner H. Turanli Department of Electrical and Computer Engineering Signal and Data Compression Laboratory University of Manitoba Winnipeg MAN Canada Manitoba Hydro Winnipeg MAN Canada
This paper presents a study of a method for feature extraction and classification of voltage disturbances based on multifractal analysis of a voltage waveform with a transient. In this work, the variance fractal dimen... 详细信息
来源: 评论
Robust predictive vector quantizer design
Robust predictive vector quantizer design
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data compression Conference (DCC)
作者: H. Khalil K. Rose Signal Compression Laboratory Department of Electrical and Computer Engineering University of California Santa Barbara CA USA
The design of predictive quantizers generally suffers from difficulties due to the prediction loop, which have an impact on the convergence and the stability of the design procedure. We previously proposed an asymptot... 详细信息
来源: 评论
Enhanced waveform interpolative coding at 4 kbps
Enhanced waveform interpolative coding at 4 kbps
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IEEE Workshop on Speech Coding Proceedings
作者: O. Gottesman A. Gersho Signal Compression Laboratory Department of Electrical and Computer Engineering University of California Santa Barbara CA USA
This paper presents an enhanced waveform interpolative (EWI) speech coder at 4 kbps. The system incorporates novel features such as analysis-by-synthesis (AbS) vector-quantization (VQ) of the dispersion-phase, AbS opt... 详细信息
来源: 评论