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author:

刘传才 (刘传才.) [1] | 傅清祥 (傅清祥.) [2]

Indexed by:

CQVIP CSCD

Abstract:

为了复原缺乏先验知识的降质图像以及探索层析X射线图像重构的新途径,借鉴Spall 和Cristion的随机扰动近似(SPSA)方法,将其扩展到高阶和多元的情形,进而提出了一种新的随机扰动梯度近似算法.此算法无须先验知识或后验概率,具有良好的稳定收敛性.对比实验表明,将此算法用于图像的复原和重构可获得良好的效果,而且性能稳定.

Keyword:

L混合过程 图像复原 图像重构 层析X射线摄影法 随机扰动梯度

Community:

  • [ 1 ] [刘传才]福州大学
  • [ 2 ] [傅清祥]福州大学

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Source :

软件学报

ISSN: 1000-9825

CN: 11-2560/TP

Year: 2002

Issue: 10

Volume: 13

Page: 2044-2050

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 1

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