Maneuvering target recognition of high resolution SAR images based on multi-scale feature

被引:1
|
作者
Liu A.-P. [1 ,2 ]
Fu K. [2 ]
Zhang L.-L. [2 ]
You H.-J. [2 ]
Liu Z. [1 ]
机构
[1] Electronic Engineering Coll., Navy Engineering Univ.
[2] Key Laboratory of Technology in Geo-Spatial Information Processing and Application System, Inst. of Electronics, Chinese Acad. of Sci.
关键词
Multi-scale feature; SAR image processing; Scale-space; Target recognition;
D O I
10.3969/j.issn.1001-506X.2010.06.012
中图分类号
学科分类号
摘要
The real-world itself has multi-scales characters, and objects only make sense in special scales. A method of targets recognition in SAR images based on multi-scale information is proposed, in which objects' macroscopic and microcosmic characters are well presented by multi-scale analysis. The SAR images are segmented by introducing a priori knowledge in order to reflect the targets' shape information. According to the different response characters of targets corresponding multi-scales Gabor filters, multi-scale information and the pertinence between multi-scales are adopted to extract new multi-scale features. Finally, the new multi-scale features database is established according to the azimuth angles of targets to guide targets recognition. Multi-scale features extraction and targets recognition are tested on MSTAR SAR data. The experimental results show the validity of this method.
引用
收藏
页码:1161 / 1166
页数:5
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