一种整数-整数小波变换

一种整数-整数小波变换 AN INTEGER TO INTEGER WAVELET TRANSFORM 陈青 Chen Qing 1 first-author 尹亮 Yin Liang 1 廖原 Liao Yuan 1 王延平 Wang Yanping 1 武汉大学电子信息学学院 武汉大学电子信息学学院 College of Electronic Information, Wuhadn University College of Electronic Information, Wuhadn University 提出了一种产生整数－整数小波变换的方法。此方法可得到与信号或图像相匹配的满足最小均方误差准则的小波基，而且这种小波变换是可逆的双正交小波变换．此变换可用于无损或有损信号和图像压缩编码 We propose a method for creating integer to integer wavelet transform which can be used in both lossless and lossy compression. The approach allows us to get signal adapted wavelet bases designed by a least MSE criterion. This transform is a reversible bi orthogonal wavelet transform. 小波 无损压缩 整数变换 wavelet lossless compression integer transform TN941.1 国家自然科学基金(61672102) 1998-03-01 2021-04-01 3