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检索条件"主题词=image coding"
35114 条 记 录,以下是11-20 订阅
排序:
image coding based on wavelet transform and uniform scalar dead zone quantizer
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SIGNAL PROCESSING-image COMMUNICATION 2006年 第7期21卷 562-572页
作者: Chen, Jianhua Zhang, Yufeng Shi, Xinling Yunnan Univ Dept Elect Engn Kunming 650091 Peoples R China
In this paper, a new wavelet transform image coding algorithm is presented. The discrete wavelet transform (DWT) is applied to the original image. The DWT coefficients are firstly quantized with a uniform scalar dead ... 详细信息
来源: 评论
image-coding USING ENTROPY-CONSTRAINED RESIDUAL VECTOR QUANTIZATION
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IEEE TRANSACTIONS ON image PROCESSING 1995年 第10期4卷 1349-1357页
作者: KOSSENTINI, F SMITH, MJT BARNES, CF GEORGIA INST TECHNOL GEORGIA TECH RES INST ATLANTA GA 30332 USA
An entropy-constrained residual vector quantization design algorithm is used to design codebooks for image coding, Entropy-constrained residual vector quantization has several important advantages. It can outperform e... 详细信息
来源: 评论
image coding using discrete sine transform with axis rotation
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IEEE TRANSACTIONS ON CONSUMER ELECTRONICS 1998年 第4期44卷 1284-1290页
作者: Pelaes, EG Iano, Y Fed Univ Para BR-13083970 Campinas SP Brazil UNICAMP FEEC DECOM BR-13083970 Campinas SP Brazil
The blacking effect is a common problem that is always present in image coding when using blocking transform. A simple method for image coding, with low blacking effect using pre and post axis rotation and the discret... 详细信息
来源: 评论
image coding using transform vector quantization with training set synthesis
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SIGNAL PROCESSING 2002年 第11期82卷 1649-1663页
作者: Comaniciu, D Grisel, R Siemens Corp Res Real Time Vis & Modeling Dept Princeton NJ 08540 USA CNRS EP 0092 CPE LISA F-69616 Villeurbanne France
A new paradigm that combines data modeling and vector quantization in an effective coding technique is presented. We fit a statistical model to the input data and use the best fit parameters to synthesize training vec... 详细信息
来源: 评论
image-coding USING WAVELET TRANSFORMS AND ENTROPY-CONSTRAINED TRELLIS-CODED QUANTIZATION
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IEEE TRANSACTIONS ON image PROCESSING 1995年 第6期4卷 725-733页
作者: SRIRAM, P MARCELLIN, MW UNIV ARIZONA DEPT ELECT & COMP ENGN TUCSON AZ 85721 USA
The discrete wavelet transform has recently emerged as a powerful technique for decomposing images into various multi-resolution approximations. Multi-resolution decomposition schemes have proven to be very effective ... 详细信息
来源: 评论
image coding using neighbourhood relations
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PATTERN RECOGNITION LETTERS 1999年 第11-13期20卷 1279-1286页
作者: Tsang, IJ Tsang, IR Van Dyck, D Univ Antwerp RUCA Dept Phys Vis Lab B-2020 Antwerp Belgium
A novel coding algorithm for binary images based on neighbourhood relations is used for the problem of handwritten numerals recognition. Each pixel of an image is transformed into a set of representative vectors by co... 详细信息
来源: 评论
image-coding USING MODIFIED BEZIER-BERNSTEIN APPROXIMATION
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INFORMATION SCIENCES 1995年 第3-4期83卷 175-197页
作者: BISWAS, S PAL, SK Machine Intelligence Unit Indian Statistical Institute 5 India
A modified version of the Bezier-Bernstein polynomial approximation technique has been developed which gives local control of data points depending on an absolute error criterion. Based on this concept, two algorithms... 详细信息
来源: 评论
image-coding USING ADAPTIVE RECURSIVE INTERPOLATIVE DPCM
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IEEE TRANSACTIONS ON image PROCESSING 1995年 第8期4卷 1061-1069页
作者: GIFFORD, EA HUNT, BR MARCELLIN, MW UNIV ARIZONA DEPT ELECT & COMP ENGNTUCSONAZ 85721
A predictive image coder having minimal decoder complexity is presented, The image coder utilizes recursive interpolative DPCM in conjunction with adaptive classification, entropy-constrained trellis coded quantizatio... 详细信息
来源: 评论
image coding based on a fractal theory of iterated contractive image transfort-nations
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IEEE TRANSACTIONS ON image PROCESSING 1992年 第1期1卷 18-30页
作者: Jacquin, Amaud E. AT&T Bell Labs Murray Hill NJ 07974 USA
The conception of digital image coding techniques is of great interest in various areas concerned with the storage or transmission of images. For the past few years, there has been a tendency to combine different clas... 详细信息
来源: 评论
image coding using wavelets based on perfect reconstruction IIR filter banks
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IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS FOR VIDEO TECHNOLOGY 1996年 第5期6卷 447-458页
作者: Creusere, CD Mitra, SK UNIV CALIF SANTA BARBARA DEPT ELECT & COMP ENGN SANTA BARBARA CA 93106 USA
This paper re-examines modulated polyphase filter banks which use reverse-time subfilters to achieve perfect reconstruction and studies their performance for image coding when used to form a wavelet decomposition, To ... 详细信息
来源: 评论