CN104144342A - 一种以值域中值对称的变换域系数量化方法 - Google Patents
一种以值域中值对称的变换域系数量化方法 Download PDFInfo
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CN201810213826.4A CN108377391B (zh) | 2013-05-08 | 2013-05-08 | 一种以值域中值对称的变换域系数量化装置 |
CN201310175103.7A CN104144342B (zh) | 2013-05-08 | 2013-05-08 | 一种以值域中值对称的变换域系数量化方法 |
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Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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US4772946A (en) * | 1985-12-04 | 1988-09-20 | Siemens Aktiengesellschaft | Method for data reduction of digital picture signals by vector quantization of coefficients acquired by orthonormal transformation by means of a symmetrical, nearly cyclical Hadamard matrix |
CN1838776A (zh) * | 2005-03-23 | 2006-09-27 | 富士施乐株式会社 | 解码装置、逆量化方法及其程序 |
US20070081590A1 (en) * | 2005-10-04 | 2007-04-12 | Stmicroelectronics Asia Pacific Pte Ltd | Macro-block quantization reactivity compensation |
CN102026000A (zh) * | 2011-01-06 | 2011-04-20 | 西安电子科技大学 | 像素域-变换域联合的分布式视频编码系统 |
CN103282940A (zh) * | 2011-01-05 | 2013-09-04 | 皇家飞利浦电子股份有限公司 | 不对称性的自动量化 |
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JP2892783B2 (ja) * | 1990-07-09 | 1999-05-17 | 松下電器産業株式会社 | 動画像信号の符号化装置 |
JP3583048B2 (ja) * | 2000-03-10 | 2004-10-27 | 富士通株式会社 | 画像処理方法、その装置及びその記憶媒体 |
CN102819743B (zh) * | 2012-08-14 | 2015-03-11 | 常州大学 | 一种快速识别数字图像中直线段的检测方法 |
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- 2013-05-08 CN CN201810213826.4A patent/CN108377391B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4772946A (en) * | 1985-12-04 | 1988-09-20 | Siemens Aktiengesellschaft | Method for data reduction of digital picture signals by vector quantization of coefficients acquired by orthonormal transformation by means of a symmetrical, nearly cyclical Hadamard matrix |
CN1838776A (zh) * | 2005-03-23 | 2006-09-27 | 富士施乐株式会社 | 解码装置、逆量化方法及其程序 |
US20070081590A1 (en) * | 2005-10-04 | 2007-04-12 | Stmicroelectronics Asia Pacific Pte Ltd | Macro-block quantization reactivity compensation |
CN103282940A (zh) * | 2011-01-05 | 2013-09-04 | 皇家飞利浦电子股份有限公司 | 不对称性的自动量化 |
CN102026000A (zh) * | 2011-01-06 | 2011-04-20 | 西安电子科技大学 | 像素域-变换域联合的分布式视频编码系统 |
Non-Patent Citations (1)
Title |
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贺玉成 等: "基于置信传播算法的低密度校验码量化译码设计", 《计算机学报》 * |
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CN104144342B (zh) | 2018-07-17 |
CN108377391A (zh) | 2018-08-07 |
CN108377391B (zh) | 2019-05-31 |
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