| 正交小波变换在散斑图象相关计算中的应用 |
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| 引用本文： | 林碧森,金观昌,姚学峰. 正交小波变换在散斑图象相关计算中的应用[J]. 光子学报, 2002, 31(2): 235-240 |
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| 作者姓名： | 林碧森 金观昌 姚学峰 |
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| 作者单位： | 清华大学工程力学系,北京,100084 |
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| 基金项目： | 国家自然科学基金资助项目 (编号 :1 9972 0 33和 1 990 2 0 0 8) |
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| 摘 要： | 本文在散斑图象的相关计算处理技术中引入了二维离散正交小波变换,详细叙述了其原理,给出了实验计算的结果,并与原始的空域相关计算进行了比较,从中可以看出:无论是相关计算精度,还是相关搜索速度,小波相关都具有明显的优越性.
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| 关 键 词： | 正交小波变换 相关计算 散斑图象处理 |
| 收稿时间： | 2001-05-09 |
| 修稿时间： | 2001-05-09 |
THE APPLICATIN OF ORTHOGONAL WAVELET TRANSFORM ON DIGITAL SPECKLE CORRELATION METHOD |
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| Lin Bisen,Jin Guanchang,Yao Xuefeng Dept of Engineering Mechanics,Tsinghua University,Beijing. THE APPLICATIN OF ORTHOGONAL WAVELET TRANSFORM ON DIGITAL SPECKLE CORRELATION METHOD[J]. Acta Photonica Sinica, 2002, 31(2): 235-240 |
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| Authors: | Lin Bisen Jin Guanchang Yao Xuefeng Dept of Engineering Mechanics Tsinghua University Beijing |
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| Affiliation: | Lin Bisen,Jin Guanchang,Yao Xuefeng Dept of Engineering Mechanics,Tsinghua University,Beijing 100084 |
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| Abstract: | In this work,the 2D discrete orthogonal wavelet transform is introduced into the calculation of speckle image correlation .Firstly,the principle of this method is presented in detail.Then,experiment and its results are provided to verify the theory and to illustrate the performance of this method,compared with the common method ,both in precision and caculating velocity. |
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| Keywords: | Orthogonal wavelet transform Digital correlation Speckle image processing |
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