Primal-dual splitting method for high-order model with application to image restoration
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- 作者：Jin-Jin Mei meijinjin666@126.com" class="auth_mail" title="E-mail the corresponding author ; Ting-Zhu Huang ; tingzhuhuang@126.com" class="auth_mail" title="E-mail the corresponding author ; tzhuang@uestc.edu.cn" class="auth_mail" title="E-mail the corresponding author
- 关键词：Total variation (TV) regularization ; Fenchel duality ; Impulse noise ; Image restoration ; Gradient descent method
- 刊名：Applied Mathematical Modelling
- 出版年：2016
- 出版时间：1 February 2016
- 年：2016
- 卷：40
- 期：3
- 页码：2322-2332
- 全文大小：1674 K
文摘
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A primal-dual approach is proposed for recovering blurred and noisy observation.
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Convergence is guaranteed.
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The method can efficiently remove the staircase effect.