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检索条件"主题词=entropy coding"
1287 条 记 录,以下是281-290 订阅
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Representing Visual Objects in HEVC coding Loop
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IEEE JOURNAL ON EMERGING AND SELECTED TOPICS IN CIRCUITS AND SYSTEMS 2014年 第1期4卷 5-16页
作者: Huang, Tiejun Dong, Siwei Tian, Yonghong Peking Univ Sch Elect Engn & Comp Sci Natl Engn Lab Video Technol Beijing 100871 Peoples R China
Different from the previous video coding standards that employ fixed-size coding blocks (and macroblocks), the latest high efficiency video coding (HEVC) introduces a quadtree structure to represent variable-size codi... 详细信息
来源: 评论
SUBBAND HDTV coding USING HIGH-ORDER CONDITIONAL STATISTICS
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IEEE JOURNAL ON SELECTED AREAS IN COMMUNICATIONS 1993年 第1期11卷 65-76页
作者: LEI, SM CHEN, TC TZOU, KH COMSAT LABS CLARKSBURGMD 20871
This paper presents an HDTV coding scheme which is capable of achieving high quality below 20 Mb/s. The system employs motion estimation/compensation followed by four-band subband splitting. The band signals are then ... 详细信息
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GENERATION INTERVAL DISTRIBUTION CHARACTERISTICS OF PACKETIZED VARIABLE-RATE VIDEO coding DATA STREAMS IN AN ATM NETWORK
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IEEE JOURNAL ON SELECTED AREAS IN COMMUNICATIONS 1989年 第5期7卷 833-841页
作者: KISHIMOTO, R OGATA, Y INUMARU, F NTT Transmission Systems Laboratories Yokosuka Kanagawa Japan NTT Transmission Syst. Lab. Kanagawa Japan
A description is given of the packetized data stream characteristics of variable-rate video coding in an asynchronous transfer mode (ATM) network. Variable-rate video coding characteristics are presented using motion-... 详细信息
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Successive refinement lattice vector quantization
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IEEE TRANSACTIONS ON IMAGE PROCESSING 2002年 第12期11卷 1337-1348页
作者: Mukherjee, D Mitra, SK Univ Calif Santa Barbara Image Proc Lab Dept Elect & Comp Engn Santa Barbara CA 93106 USA
Lattice Vector Quantization (LVQ) solves the complexity problem of LBG based vector quantizers, yielding very general codebooks. However, a single stage LVQ, when applied to high resolution quantization of a vector, m... 详细信息
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Multisymbol Architecture of the entropy Coder for H.265/HEVC Video Encoders
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IEEE TRANSACTIONS ON VERY LARGE SCALE INTEGRATION (VLSI) SYSTEMS 2020年 第12期28卷 2573-2583页
作者: Pastuszak, Grzegorz Warsaw Univ Technol Inst Radioelect & Multimedia Technol PL-00661 Warsaw Poland
In video compression, throughputs of entropy encoders based on arithmetic coding are limited. This article presents the architecture of the entropy coder able to process in each clock cycle much more binary symbols th... 详细信息
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Analysis of Compressing PAPR-Reduced OFDM IQ Samples for Cloud Radio Access Network
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IEEE TRANSACTIONS ON BROADCASTING 2022年 第3期68卷 765-779页
作者: Shehata, Aya Mary, Philippe Crussiere, Matthieu Univ Rennes INSA Rennes CNRS IETR UMR 6164 F-35000 Rennes France
A common problem of the virtualized cloud radio access network architecture (C-RAN) is the compression of the time-domain IQ samples before transmission over the fronthaul link. Considering a multicarrier waveform suc... 详细信息
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Energy efficient image coding techniques for low power sensor nodes: A review
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AIN SHAMS ENGINEERING JOURNAL 2018年 第4期9卷 2961-2972页
作者: Suseela, G. Phamila, Y. Asnath Victy VIT Univ Sch Comp Sci & Engn Chennai Campus Vellore Tamil Nadu India
Visual Sensors Networks (VSN) are spatially dispersed distributed networks, consisting of small sensing units and image sensors. They are scattered over a region to sense, collect and transfer data and are involved in... 详细信息
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Adaptive rate control for Motion JPEG2000
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IET IMAGE PROCESSING 2009年 第2期3卷 75-87页
作者: Li, L. Guo, M. Wang, Z. S. Chinese Acad Sci Comp Technol Inst Beijing 100190 Peoples R China Chinese Acad Sci Grad Univ Beijing 100049 Peoples R China
Rate and quality-constrained rate control is very effective for video applications, since it can maintain constant quality while eliminating local rate spikes. An adaptive rate control method based on image activity m... 详细信息
来源: 评论
Large Alphabet Source coding Using Independent Component Analysis
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IEEE TRANSACTIONS ON INFORMATION THEORY 2017年 第10期63卷 6514-6529页
作者: Painsky, Amichai Rosset, Saharon Feder, Meir Tel Aviv Univ Dept Stat IL-6997801 Tel Aviv Israel MIT Elect Res Lab Cambridge MA 02139 USA Tel Aviv Univ Dept Elect Engn IL-6997801 Tel Aviv Israel
Large alphabet source coding is a basic and well-studied problem in data compression. It has many applications, such as compression of natural language text, speech, and images. The classic perception of most commonly... 详细信息
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FRACTAL BLOCK coding OF DIGITAL VIDEO
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IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS FOR VIDEO TECHNOLOGY 1994年 第3期4卷 297-308页
作者: LAZAR, MS BRUTON, LT Department of Electrical and Computer Engineering University of Calgary Calgary AB Canada
A video coding method is proposed which is based upon fractal block coding. The method utilizes a novel three-dimensional partitioning of input frames for which a number of efficient block-matching search methods can ... 详细信息
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