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Initial image selection and its influence on super-resolution reconstruction

  • Shen Minmin*
  • , Wang Ci
  • , Xue Ping
  • , Lin Weisi
  • *此作品的通讯作者
  • Nanyang Technological University

科研成果: 书/报告/会议事项章节会议稿件同行评审

摘要

Super-resolution (SR) reconstruction is a technique to yield a higher resolution (HR) image from aliasing low resolution (LR) ones. An LR image is upsampled as the initialization, and then iteratively corrected in comparison with the other LR images. As the solution satisfying the SR constraints is non-unique, it is impossible to recover the original HR details completely by SR techniques. The solution reconstructed is sensitive to the starting point, especially when LR observations are insufficient, and may converge to a local optimum point. SR images reconstructed with different initializations may diverge in different ways from the true HR image. The influence of the initial HR estimate has not been sufficiently addressed so far by existing SR methods. We will explore this initial image selection issue to improve the performance of SR reconstruction.

源语言英语
主期刊名2007 IEEE Workshop on Signal Processing Systems, SiPS 2007, Proceedings
86-89
页数4
DOI
出版状态已出版 - 2007
已对外发布
活动2007 IEEE Workshop on Signal Processing Systems, SiPS 2007 - Shanghai, 中国
期限: 17 10月 200719 10月 2007

出版系列

姓名IEEE Workshop on Signal Processing Systems, SiPS: Design and Implementation
ISSN(印刷版)1520-6130

会议

会议2007 IEEE Workshop on Signal Processing Systems, SiPS 2007
国家/地区中国
Shanghai
时期17/10/0719/10/07

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