CN109767405A - 一种基于噪声水平函数的信号依赖噪声分段线性去噪方法 - Google Patents
一种基于噪声水平函数的信号依赖噪声分段线性去噪方法 Download PDFInfo
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Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102436646A (zh) * | 2011-11-07 | 2012-05-02 | 天津大学 | 基于压缩感知的ccd噪声估计方法 |
CN103020913A (zh) * | 2012-12-18 | 2013-04-03 | 武汉大学 | 基于分段校正的遥感影像条带噪声去除方法 |
CN104504700A (zh) * | 2014-12-19 | 2015-04-08 | 成都品果科技有限公司 | 一种获取图像传感器噪声水平曲线的方法及系统 |
US20150341604A1 (en) * | 2012-05-31 | 2015-11-26 | Apple Inc. | Raw scaler with chromatic aberration correction |
CN103578477B (zh) * | 2012-07-30 | 2017-04-12 | 中兴通讯股份有限公司 | 基于噪声估计的去噪方法和装置 |
CN105911153B (zh) * | 2016-04-08 | 2018-07-13 | 暨南大学 | 一种基于移动窗函数的信号分离与去噪方法及装置 |
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Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102436646A (zh) * | 2011-11-07 | 2012-05-02 | 天津大学 | 基于压缩感知的ccd噪声估计方法 |
US20150341604A1 (en) * | 2012-05-31 | 2015-11-26 | Apple Inc. | Raw scaler with chromatic aberration correction |
CN103578477B (zh) * | 2012-07-30 | 2017-04-12 | 中兴通讯股份有限公司 | 基于噪声估计的去噪方法和装置 |
CN103020913A (zh) * | 2012-12-18 | 2013-04-03 | 武汉大学 | 基于分段校正的遥感影像条带噪声去除方法 |
CN104504700A (zh) * | 2014-12-19 | 2015-04-08 | 成都品果科技有限公司 | 一种获取图像传感器噪声水平曲线的方法及系统 |
CN105911153B (zh) * | 2016-04-08 | 2018-07-13 | 暨南大学 | 一种基于移动窗函数的信号分离与去噪方法及装置 |
Non-Patent Citations (3)
Title |
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LI DONG ET.AL: "Effective and Fast Estimation for Image Sensor Noise Via Constrained Weighted Least Squares", 《IEEE TRANSACTIONS ON IMAGE PROCESSING》 * |
PAOLO IRRERA ET.AL: "A flexible patch based approach for combined denoising and contrast enhancement of digital X-ray images", 《MEDICAL IMAGE ANALYSIS》 * |
张芳 等: "基于非局部贝叶斯的泊松图像去噪算法", 《杭州电子科技大学学报(自然科学版)》 * |
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