An algorithm of inverse log polar transform based on neighbor pixels

Qi Wang, Baoping Li, Zhongnan Wan, Juan Yi, Junwei Han, Jingfeng He

科研成果: 书/报告/会议事项章节会议稿件同行评审

1 引用 (Scopus)

摘要

Log polar transform is not only a mathematical description of the retino-cortical mapping of human vision system, but also a vital algorithm of space-variant resolution theory. The obverse transform algorithm leads to pixel discreteness in the fovea area. Aiming at solving this problem, the inverse log polar transform algorithm based on grey weight value of neighbor pixels is presented. According to this algorithm, the acquired mapping transform image is continuous, meanwhile the quality of restored image is improved efficiently. Finally a bilinear interpolation method is adopted to decrease the computing burden of the algorithm.

源语言英语
主期刊名Proceedings of the 2009 2nd International Congress on Image and Signal Processing, CISP'09
DOI
出版状态已出版 - 2009
已对外发布
活动2009 2nd International Congress on Image and Signal Processing, CISP'09 - Tianjin, 中国
期限: 17 10月 200919 10月 2009

出版系列

姓名Proceedings of the 2009 2nd International Congress on Image and Signal Processing, CISP'09

会议

会议2009 2nd International Congress on Image and Signal Processing, CISP'09
国家/地区中国
Tianjin
时期17/10/0919/10/09

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