| 一种基于小波零树的图像编码算法 |
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| 引用本文： | 陈红卫,俞孟蕻. 一种基于小波零树的图像编码算法[J]. 计算机工程与应用, 2003, 39(36): 101-103 |
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| 作者姓名： | 陈红卫 俞孟蕻 |
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| 作者单位： | 华东船舶工业学院电子信息系,江苏,镇江,212003;华东船舶工业学院电子信息系,江苏,镇江,212003 |
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| 摘 要： | 小波变换因具有良好的时、频局部化性能,在图像压缩编码中得到广泛应用。文章在图像的二维快速小波变换基础上,根据小波系数的特点介绍了一种小波零树的图像编码算法,给出了树中不同类型点的编码数据结构,并用512×512×8的lena图像对算法进行仿真实验。
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| 关 键 词： | 图像编码 图像压缩 小波变换 零树 |
| 文章编号： | 1002-8331-(2003)36-0101-03 |
| 修稿时间： | 2003-11-01 |
An Image Encoding Arithmetic Based on Wavelet Zerotree |
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| Chen Hongwei Yu Menghong. An Image Encoding Arithmetic Based on Wavelet Zerotree[J]. Computer Engineering and Applications, 2003, 39(36): 101-103 |
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| Authors: | Chen Hongwei Yu Menghong |
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| Abstract: | Wavelet transform has got widely used in image compressing because of its good local characteristics in time and frequency domain.This paper introduced an image wavelet zerotree encoding arithmetic according to2D fast wavlet transform and character of wavelet coefficients.Data types encoding frame are designed.With a lena image of512×512×8,the simulation is carried out . |
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| Keywords: | Image encoding Image compression Wavelet transform Zerotree |
| 本文献已被 CNKI 维普 万方数据 等数据库收录！ |
