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检索条件"主题词=Arithmetic coding"
492 条 记 录,以下是441-450 订阅
排序:
Secure Reversible Data Hiding in color images using LWT and hyper chaotic encryption
Secure Reversible Data Hiding in color images using LWT and ...
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International Conference on Intelligent Computing, Instrumentation and Control Technologies (ICICICT)
作者: Saleem, Shiffa Thomas, Abraham Mathew, Dominic Rajagiri Sch Engn & Technol Dept Appl Elect & Instrumentat Kakkanad Kerala India
Reversible Data Hiding (RDH) is a technique by which original cover image can be losslessly recovered after embedded data is extracted. RDH combined with encryption provides more security during secret data transmissi... 详细信息
来源: 评论
Spatio-Temporal Context-Guided Algorithm for Lossless Point Cloud Geometry Compression
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ZTE Communications 2023年 第4期21卷 17-28页
作者: ZHANG Huiran DONG Zhen WANG Mingsheng Guangzhou Urban Planning and Design Survey Research Institute Guangzhou 510060China Guangdong Enterprise Key Laboratory for Urban Sensing Monitoring and Early WarningGuangzhou 510060China State Key Laboratory of Information Engineering in Surveying Mapping and Remote Sensing Wuhan UniversityWuhan 430079China
Point cloud compression is critical to deploy 3D representation of the physical world such as 3D immersive telepresence,autonomous driving,and cultural heritage ***,point cloud data are distributed irregularly and dis... 详细信息
来源: 评论
Group Testing for Wavelet Packet image compression
Group Testing for Wavelet Packet image compression
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Data Compression Conference (DCC 2001)
作者: Hong, ES Ladner, RE Riskin, EA Univ Washington Dept Comp Sci & Engn Seattle WA 98195 USA
This paper introduces Group Testing for Wavelet Packets (GTWP), a novel embedded image compression algorithm based on wavelet packets and group testing. This algorithm extends the Group Testing for Wavelets (GTW) algo... 详细信息
来源: 评论
HARMONIC MODEL FOR MDCT BASED AUDIO coding WITH LPC ENVELOPE
HARMONIC MODEL FOR MDCT BASED AUDIO CODING WITH LPC ENVELOPE
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European Signal Processing Conference
作者: Takehiro Moriya Yutaka Kamamoto Noboru Harada Tom Backstrom Christian Helmrich Guillaume Fuchs Nippon Telegraph and Telephone Corp. (NTT) International Audio Laboratories Erlangen Friedrich-Alexander University (FAU) Fraunhofer Institute for Integrate Circuits (IIS)
Conventional music coders, based on a modified discrete cosine transform (MDCT) suffer greatly when lowering their bit-rate and delay. In particular, tonal music signals are penalized by short analysis windows and the... 详细信息
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Color personal ID photo compression based on object segmentation
Color personal ID photo compression based on object segmenta...
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IEEE Pacific Rim Conference on Communications, Computers, and Signal Processing
作者: Zhu, QY Wang, SH Shanghai Univ Sch Commun & Informat Shanghai 200072 Peoples R China
The paper studies color personal identification photo compression based on object segmentation. Using an object pattern recognition method, a personal ID photo is divided into three regions--background, head-and-shoul... 详细信息
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An efficient, optimized JPEG2000 tier-1 coder hardware implementation
An efficient, optimized JPEG2000 tier-1 coder hardware imple...
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Conference on Visual Communications and Image Processing 2003
作者: Schumacher, P Xilinx Res Labs Longmont CO 80503 USA
It is a well-known fact that the major bottleneck of a JPEG2000 encoder is the bit/context modeling and arithmetic coding tasks (also known together as the tier-1 coding portion of EBCOT). Whereas the technique of usi... 详细信息
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Triangle mesh compression along the Hamiltonian cycle
Triangle mesh compression along the Hamiltonian cycle
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Computer Graphics International (CGI) Conference
作者: Zhang, Jie Zheng, Changwen Hu, Xiaohui Chinese Acad Sci Inst Software Natl Key Lab Integrated Informat Syst Technol Beijing Peoples R China Chinese Acad Sci Grad Univ Beijing Peoples R China
This paper proposes a novel and efficient algorithm for single-rate compression of triangle meshes. The input mesh is traversed along its greedy Hamiltonian cycle in O(n) time. Based on the Hamiltonian cycle, the mesh... 详细信息
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Symbolic Dynamics of the Weyl Chamber Flow
Symbolic Dynamics of the Weyl Chamber Flow
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作者: Egorov, Arseni PennState University Libraries
学位级别:Doctor of Philosophy
This thesis studies codings of orbits of Weyl chamber flows on symmetric spacesof non-compact type.Let H be the hyperbolic plane with constant curvature −1 and Γ be a Fuchsiangroup of &... 详细信息
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ENHANCED SCALABLE TO LOSSLESS AUDIO coding SCHEME
ENHANCED SCALABLE TO LOSSLESS AUDIO CODING SCHEME
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IEEE International Conference on Acoustics, Speech, and Signal Processing
作者: Haiyan Shu Haibin Huang Te Li Susanto Rahardja Signal Processing Department Institute for Infocomm Research Agency for Science Technology & Research Singapore 138632
Scalable to lossless (SLS) audio coding is a state-of-art audio coding technique that has been adopted as MPEG scalable audio coding tool. To realize bit-plane refinement, this technique employs bit-plane arithmetic c... 详细信息
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Effect of Gray coding on The State and The Distribution of Data Bits in Cross Point Regions
Effect of Gray Coding on The State and The Distribution of D...
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2004 3rd International Conference on Computational Electromagnetics and Its Applications
作者: DANG Thanh Tin VU Dinh Thanh NGUYEN Kim Sach Seihaku HIGUCHI Faculty of Electrical and Electronic Engineering Hochiminh city University of Technology Department of Information System Engineering Faculty of EngineeringOsaka Sangyo University
This paper supplements the effect of Gray code transformation on cross points which are neighbor to the points of gray levels 2 with Gray codes of cross points on bit plane *** the natural characteristic of images,the... 详细信息
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