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检索条件"主题词=transform coding"
10298 条 记 录,以下是4551-4560 订阅
排序:
Two-pass reconstruction in distributed video coding
Two-pass reconstruction in distributed video coding
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Picture coding Symposium, PCS
作者: Hongbin Liu Yongpeng Li Xianming Liu Siwei Ma Debin Zhao Wen Gao Department of Computer Science and Technology P.R. Harbin Institute of Technology Harbin China Chinese Academy of Sciences Beijing China Department of Computer Science and Technology Harbin Institute of Technology Harbin China Institute of Digital Media School of Electronic Engineering and Computer Science Peking University Beijing China
In this paper, we propose a novel two-pass reconstruction algorithm for the Wyner-Ziv (WZ) frames in distributed video coding (DVC), in which the traditional reconstructed WZ frame is utilized to perform motion estima... 详细信息
来源: 评论
A joint layered coding scheme for unified reliable and secure media transmission with implementation on JPEG 2000 images
A joint layered coding scheme for unified reliable and secur...
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IEEE International Conference on Multimedia and Expo (ICME)
作者: Xinglei Zhu Zhishou Zhang Chang Wen Chen Department of Computer Science and Engineering State University of New York Buffalo Buffalo NY USA Hewlett-Packard China Zhangjiang Hi-Tech Park Shanghai China
This paper presents a novel stream-level joint layered coding scheme for unified reliable and secure media transmission over wireless networks. The proposed scheme simultaneously protects both compressed media content... 详细信息
来源: 评论
Information Synthesis Algorithm Based on ROI coding Method of JPEG2000
Information Synthesis Algorithm Based on ROI Coding Method o...
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International Conference on Wireless Communications, Networking and Mobile Computing (WiCom)
作者: Xin-lin Huang Gang Wang Quan-rui Liao Chun-gang Liu Communication Research Center Harbin Institute of Technology Harbin China
In the date-link transmission systems, especially video-guided systems, information data and image data are transmitted among the communication units. A kind of synthesis algorithm is proposed based on region of inter... 详细信息
来源: 评论
Simple bit-plane coding for lossless image compression and extended functionalities
Simple bit-plane coding for lossless image compression and e...
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Picture coding Symposium, PCS
作者: Hisakazu Kikuchi Kunio Funahashi Shogo Muramatsu Department of Electrical and Electronic Engineering Niigata University Nishi Niigata Japan
A simple lossy-to-lossless bit-plane coding of still images is presented to integrate several functionality extension including selective tile partitioning, progressive transmission, ROI transmission, accuracy scalabi... 详细信息
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Simple and efficient lossless coding for continuous tone color images
Simple and efficient lossless coding for continuous tone col...
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IEEE International Symposium on Intelligent Signal Processing and Communication Systems (ISPACS)
作者: Poonlap Lamsrichan Electrical Engineering Department Kasetsart University Bangkok Thailand
A simple lossless color image compression scheme is proposed. It utilizes integer color transform and integer wavelet transform to ensure complete reversibility with fixed-point implementation. In the encoding process... 详细信息
来源: 评论
Panorama video coding for user-driven interactive video application
Panorama video coding for user-driven interactive video appl...
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IEEE International Symposium on Consumer Electronics (ISCE)
作者: Hideaki Kimata Shinya Shimizu Yutaka Kunita Megumi Isogai Yoshimitsu Ohtani NTT Cyber Space Laboratories NTT Corporation Yokosuka Japan
Panoramic video is efficient for user-driven interactive video application, so as the user can change his/her view angle. To achieve such interactivity, the efficient video coding method which supports high compressio... 详细信息
来源: 评论
Lossy coding of ordered dither images -- Comparison of dispersed dither and clusterd dither --
Lossy coding of ordered dither images -- Comparison of dispe...
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Picture coding Symposium, PCS
作者: Fumitaka Ono Makoto Kitamura Tokyo Polytechnic University Japan
The lossy compression performance of two different ordering schemes: dispersed dither type and clustered dither type, are studied and compared. For lossy coding of ordered dither images, two methods; multi-level lossy... 详细信息
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A new image compression scheme using repeat reduction and arithmetic coding
A new image compression scheme using repeat reduction and ar...
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International Conference on Computer and Information Technology (ICCIT)
作者: Md. Rafiqul Islam Abdullah-Al Baki Md. Shahidul Haque Palash Computer Science and Engineering Discipline Khulna University Khulna Bangladesh Khulna University Khulna BD
Based on some simple arithmetic operation, an efficient lossless image compression technique is proposed. We use repeat reduction and arithmetic coding to improve the results of compression. We get better results than... 详细信息
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JPEG2000 ROI coding method with perfect fine-grain accuracy and lossless recovery
JPEG2000 ROI coding method with perfect fine-grain accuracy ...
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Asilomar Conference on Signals, Systems & Computers
作者: Joan Bartrina-Rapesta Joan Serra-Sagristà Francesc Aulí-Llinàs Juan Muñoz Gómez Department of Information and Communications Engineering Universitat Autònoma de Barcelona Spain
Medical images have high spatial and high bit-depth resolution (12 bits per sample or more). These high resolutions allow computer-aided diagnosis, which are exploited by radiologists to identify relevant medical area... 详细信息
来源: 评论
Improved quality multiple description 3D mesh coding with optimal filtering
Improved quality multiple description 3D mesh coding with op...
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IEEE International Conference on Image Processing
作者: Begüm Demir Sarp Ertürk Oğuzhan Urhan Electronic and Telecommunication Engineering Department Laboratory of Image and Signal Processing (KULIS) Kocaeli Turkey
A wavelet subdivision surfaces based multiple description 3D model coding with optimal reconstruction filtering approach is proposed in this paper to transmit 3D models over mediums with possible packet loss with high... 详细信息
来源: 评论