全部 标题 作者
关键词 摘要

OALib Journal期刊
ISSN: 2333-9721
费用:99美元

查看量下载量

相关文章

更多...

第二代小波变换及其遥感图象应用

DOI: 10.11834/jig.19980223

Keywords: 第二代小波变换,上升型模式,本位运算,双正交小波,图象处理

Full-Text   Cite this paper   Add to My Lib

Abstract:

主要探讨了第二代小波变换的基本原理。通过上升型算法,所有变换都在空间域进行,能够进行本位运算,既提高了效率,又节省了内存开销。以经典的CDF双正交小波为例,介绍了利用上升型模式构造第二代小波的实现过程。针对遥感图象处理的具体应用,用第二代小波变换与滤波相结合的方法进行遥感图象的增强和模糊,取得了很好的效果。

References

[1]  Mallat S G, Zhong S. Characterization of Signals from Multiscale Edges. IEEE Trans. Patt. Anal. Mach. Mach. Intell.,1992, 14(7):710~732.
[2]  Sweldens W. The lifting scheme: A new philosophy in biorthoganal wavelets constructions. In: Laine A F and Unser M, editors. Wavelet Applications in Signal and Image Processing Ⅲ, pp. 68-79. Proc. SPIE 2569, 1995.
[3]  Schroder P,Swenldens W. Spherical wavelets: Texture Processing. In: Hanrahan P. and Purgathofer W. editors, Rendering Techniques \'95, Springer Verlag, Wien, New York, 1995.
[4]  Delauriers G, Dubuc S. Symmetric iterative interpolation process. Constr. Approx., 1989, 5(1):49~68.
[5]  Calderbank A R ,Daubechies I,Sweldens W. Wavelet transforms that map integers to integers. Technical report. Department of Mathematics, Princeton University, 1996.
[6]  Andrew Laine, Jian Fan. Frame representation for texture segmentation, IEEE transactions on image processing, 1995, 13(4).
[7]  Schroder P,Sweldens W. Spherical wavelets: Efficiently representing functions on the sphere. Computer Graphics. SIGGRAPH \'95 Proceedings, 1995.
[8]  Cohen A,Daubechies I, Feauveau J. Bi-orthogonal bases of compactly supported wavelet. Comm. Pure Appl. 1992, 45: 485~560.
[9]  Donoho D L. Interpolation wavelet transforms. Preprint, Department of Statistics, Stanford University, 1992.
[10]  Daubechies I, Sweldens W. Factoring wavelet transforms into lifting steps. Preprint, Aug. 1996.

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133