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...
电子学报  2012 

基于旋转不变直方图的快速匹配穷搜索

DOI: 10.3969/j.issn.0372-2112.2012.11.006, PP. 2177-2182

Keywords: 视觉跟踪,旋转目标,模板匹配,旋转不变直方图,穷搜索

Full-Text   Cite this paper   Add to My Lib

Abstract:

针对视觉跟踪中旋转目标的快速鲁棒跟踪问题,提出了一种基于旋转不变直方图的快速匹配穷搜索算法.文章首先对现有的直方图匹配算法进行了简单回顾,然后在分析目标旋转导致矩形模板失效原因的基础上,提出了旋转不变直方图的概念,并通过基于双圆定位的旋转不变直方图对目标进行了准确的定位和旋转校正.旋转不变直方图利用圆的旋转不变特性和分布式直方图的算法复杂度优势,实现对目标模板的全局最优穷搜索,利用双圆圆心的相对位置关系,实现对矩形模板的旋转校正.最后对一系列视频序列进行了跟踪实验,结果表明该算法能够实现对任意角度旋转目标的鲁棒跟踪,且算法复杂度较低.

References

[1]  E Trucco,et al.Video tracking:a concise survey [J].IEEE Journal of Oceanic Engineering,2006,31(2):520-529.
[2]  侯志强,等.视觉跟踪技术综述[J].自动化学报,2006,32(4):603-617. Z Q Hou,et al.A survey of visual tracking [J].Acta Automatic Sinica,2006,32(4):603-617.(in Chinese)
[3]  F Porikli.Integral histogram:a fast way to extract histograms in Cartesian spaces .In:Proceedings of the 2005 IEEE Conference on Computer Vision and Pattern Recognition .San Diego,IEEE Computer Society,2005:829-836.
[4]  M Sizintsev,et al.Histogram-based search:a comparative study .In:Proceedings of the 2008 IEEE Conference on Computer Vision and Pattern Recognition .Anchorage,IEEE Computer Society,2008.1-8.
[5]  A Adam,et al.Robust fragments-based tracking using the integral histogram .In:Proceedings of the 2006 IEEE Conference on Computer Vision and Pattern Recognition .New York,IEEE Computer Society,2006.798-805.
[6]  S M S Nejhum,et al.Online visual tracking with histograms and articulating blocks [J].Computer Vision and Image Understanding.2010,114(8):901-914.
[7]  S Perreault,et al.Median filtering in constant time [J].IEEE Transactions on Image Processing,2007,16(9):2389-2394.
[8]  周妍,等.基于粒子和风险决策跟踪遮挡目标的方法[J].电子学报,2007,35(2),350-353. Y Zhou,et al.Tracking occlusive target method based on bayesian decision theory and particle filter [J].Acta Electronica Sinica,2007,35(2),350-353.(in Chinese)
[9]  Y We,et al.Efficient histogram-based sliding window .In:Proceedings of the 2010 IEEE Conference on Computer Vision and Pattern Recognition .San Francisco,IEEE Computer Society,2010.3003-3010.
[10]  D Lowe.Distinctive image features from scale-invariant key points [J].International Journal of Computer Vision,2004,60(2):91-110.
[11]  潘吉彦,等.抑制模板漂移的目标跟踪算法[J].电子学报,2009,37(3):622-627. J Y Pan,et al.A template-drift-resistant object tracking algorithm [J].Acta Electronica Sinica,2009,37(3):622-627.(in Chinese)

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133