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...

一种形状识别的方法

, PP. 758-763

Keywords: 形状识别,极坐标,曲线等价类,平行线截割法,形状的距离

Full-Text   Cite this paper   Add to My Lib

Abstract:

任何一种二维形状都与极坐标系下的一组平面曲线相对应,这些曲线在一定的关系下组成一个曲线等价类.本文引入曲线等价类来表示形状,这种形状的表示方法具有平移、旋转、缩放不变的特性.并且在这一表示法的基础上定义多尺度下曲线等价类之间的距离来反映形状的相似度,根据这一距离的大小来判断两个形状是否相似.这种形状识别的方法对于边界的扰动不敏感.

References

[1]  Jia Yunde. Computer Vision. Beijing, China: Science Press, 2001 (in Chinese) (贾云得. 机器视觉. 北京: 科学出版社, 2001)
[2]  Park H J, Ji M S, Ha J T, et al. Shape Matching Using the Modified Histogram-Based Chain Code. Proc of SPIE, 2004, 5283: 114-121
[3]  Grigorescu C, Petkov N. Distance Sets for Shape Filters and Shape Recognition. IEEE Trans on Image Processing, 2003, 12(10): 1274-1286
[4]  Bribiesca E, Wilson R G. A Measure of 2D Shape-of-Object Dissimilarity. Applied Mathematics Letters, 1997, 10(6): 107-115
[5]  Felzenszwalb P F. Representation and Detection of Deformable Shapes. IEEE Trans on Pattern Analysis and Machine Intelligence, 2005, 27(2): 208-220
[6]  Tan Mingjin, Liu Kai. A General-Purpose Method of Shape Representing and Describing by Region Histogram. Journal of Image and Graphics, 2004, 9(7): 804-808 (in Chinese) (谭明金, 刘 凯. 一种用区域直方图表示与描述形状的方法. 中国图象图形学报, 2004, 9(7): 804-808)
[7]  Dai X L, Khorram S. A Feature-Based Image Registration Algorithm Using Improved Chain Code Representation Combined with Invariant Moments. IEEE Trans on Geosciences and Remote Sensing, 1999, 37(5): 2351-2362
[8]  Kauppinen H, Seppanen T, Pietikinen M. An Experimental Comparison of Autoregressive and Fourier-Based Descriptors in 2D Shape Classification. IEEE Trans on Pattern Analysis and Machine Intelligence, 1995, 17(2): 201-207
[9]  Mehtre B M, Kankanhalli M S, Lee W F. Shape Measures for Content Based Image Retrieval: A Comparison. Information Processing and Management, 1997, 33(3): 319-337
[10]  Kunttu I, Lepisto L, J Rauhamaa, et al. Multiscale Fourier Descriptor for Shape Classification // Proc of the 12th International Conference on Image Analysis and Processing. Mantova, Italy, 2003: 536-541
[11]  Persoon E, Fu K. Shape Discrimination Using Fourier Descriptors. IEEE Trans on Pattern Analysis and Machine Intelligence, 1986, 8(3): 388-397

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133