Multi-band weighted lp norm minimization for image denoising
نویسندگان
چکیده
منابع مشابه
Supplementary Materials to “Multi-channel Weighted Nuclear Norm Minimization for Real Color Image Denoising”
The inequality in the second last step can be proved as follows: given the diagonal matrix Σk, we define Σ k as the i-th element of Σk. If Σ k ≥ wi ρk , we have Swi ρk (Σ k ) = Σ ii k − wi ρk . If Σ k < wi ρk , we have Swi ρk (Σ k ) = 0. Overall, we have |Σ k − Swi ρk (Σ ii k )| ≤ wi ρk and hence the inequality holds. Hence, the sequence {Ak} is upper bounded. 2. Secondly, we prove that the seq...
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ژورنال
عنوان ژورنال: Information Sciences
سال: 2020
ISSN: 0020-0255
DOI: 10.1016/j.ins.2020.05.049