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检索条件"主题词=Compression algorithms"
2068 条 记 录,以下是1971-1980 订阅
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On board strip-based wavelet image coding for future space remote sensing missions
On board strip-based wavelet image coding for future space r...
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IEEE International Symposium on Geoscience and Remote Sensing (IGARSS)
作者: C. Parisot M. Antonini M. Barlaud C. Lambert-Nebout C. Latry G. Moury I3s laboratory Biot France CNES-Bpi 1421 Centre National d'Etudes Spatiales Toulouse France
Spacecraft sensor obtained data has to be stored on-board until an opportunity arises for it to be transmitted to the ground. compression algorithms used in space were based first on DPCM and then on DCT. Image qualit... 详细信息
来源: 评论
MPEG-2 as a transmission system for Internet traffic
MPEG-2 as a transmission system for Internet traffic
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IEEE International Conference on Performance, Computing and Communications (IPCCC)
作者: H.D. Clausen B. Necker T. Eder H. Linder Institute for Computing Sciences and Systems Analysis University of Salzburg Austria
MPEG-2 is an international standard defining compression algorithms for video and audio. Additionally, the standard defines a packet and cell oriented transmission system for the resulting digital streams. This system... 详细信息
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Video coding using 3 dimensional DCT and dynamic code selection
Video coding using 3 dimensional DCT and dynamic code select...
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Data compression Conference (DCC)
作者: M. Bauer K. Sayood Department of Electrical Engineering University of Nebraska Omaha Lincolnshire NE USA
Summary only given. We address the quality issue, and present a method for improved coding of the 3D DCT coefficients. Performance gain is achieved through the use of dynamically selected multiple coding algorithms. T... 详细信息
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Stack-run adaptive wavelet image coding
Stack-run adaptive wavelet image coding
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Data compression Conference (DCC)
作者: A.M. Awan N.M. Rajpoot S.A. Husain GIK Inst. of Engg. Pakistan Department of Computer Science University of Warwick UK
Summary form only given. An adaptive wavelet transform based on an image coder that employs a stack-run representation for quantized transform coefficients and benefits from the intra-subband redundancies is presented... 详细信息
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Robust Speech Coding for the Preservation of Speaker Identity
Robust Speech Coding for the Preservation of Speaker Identit...
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International Symposium on Signal Processing and Its Applications (ISSPA)
作者: M. Phythian J. Leis S. Sridharan Faculty of Engineering University of Southern Queensland Toowoomba Australia Signal Processing Research Centre Queensland University of Technology Brisbane Australia
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Efficient Compressive Sensing on the Shimmer Platform for Fall Detection
Efficient Compressive Sensing on the Shimmer Platform for Fa...
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IEEE International Symposium on Circuits and Systems
作者: Mehdi Neggazi Latifa Hamami Abbes Amira Signal and Communications Laboratory Ecole Nationale Polytechniques BP 182 Elharrach 16200 Algiers Algeria School of Computing University of the West of Scotland United Kingdom
Long-time cycle wireless monitoring of patients with health concerns is highly required. The quality of care, ability of fall detection and prevention is tremendously increased through enabling continous remote human ... 详细信息
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Interference detection using time-frequency binary hypothesis testing
Interference detection using time-frequency binary hypothesi...
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MILCOM, Military Communications Conference
作者: Andrew C. Marcum Joon Young Kim David J. Love James V. Krogmeier Raytheon Company Space and Airborne Systems Fort Wayne IN School of Electrical and Computer Engineering Purdue University West Lafayette IN
The growth in demand for wireless broadband is increasing the instrumental value of characterizing interference in spectral bands of interest. In particular, detection and classification of interference is an importan... 详细信息
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Scalable image embeddings from arbitrary wavelet-based perceptual models
Scalable image embeddings from arbitrary wavelet-based perce...
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International Conference on Acoustics, Speech, and Signal Processing (ICASSP)
作者: M. Gaubatz S.S. Hemami School of Electrical and Computer Engineering Cornell University Ithaca New York USA
Embedded image coding is a compression technique that yields bit streams robust to truncation. The first embedded wavelet-based compression algorithms were designed to optimize for mean-squared-error (MSE). More recen... 详细信息
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Enhancing vocoder performance for music signals
Enhancing vocoder performance for music signals
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IEEE International Symposium on Circuits and Systems (ISCAS)
作者: V. Berisha A. Spanias Department of Electrical Engineering Arizona State University Tempe AZ USA
Low bit rate standards involving the code excited linear predictive coder (CELP) are typically optimized for telephone speech. The performance of CELP with non-speech signals, and particularly with music, degrades con... 详细信息
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Data compressor decompressor IC
Data compressor decompressor IC
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IEEE International Symposium on Circuits and Systems (ISCAS)
作者: I.A. Shah B.C. Johnson Philips Laboratories North American Philips Corporation Briarcliff Manor NY USA
The data compressor decompressor (DCD) IC, a VLSI implementation of a version of the Lempel-Ziv (L-Z) compression algorithm, is discussed. The IC is suitable for high-speed, lossless compression of digital data such a... 详细信息
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