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Tensor completion by multi-rank via unitary transformation

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成果类型:
期刊论文
作者:
Song, Guang-Jing;Ng, Michael K.;Zhang, Xiongjun
通讯作者:
Zhang, Xiongjun(xjzhang@mail.ccnu.edu.cn)
作者机构:
[Song, Guang-Jing] Weifang Univ, Sch Math & Informat Sci, Weifang 261061, Peoples R China.
[Ng, Michael K.] Univ Hong Kong, Dept Math, Hong Kong, Peoples R China.
[Zhang, Xiongjun] Cent China Normal Univ, Sch Math & Stat, Wuhan 430079, Peoples R China.
[Zhang, Xiongjun] Cent China Normal Univ, Hubei Key Lab Math Sci, Wuhan 430079, Peoples R China.
通讯机构:
[Xiongjun Zhang] S
School of Mathematics and Statistics and Hubei Key Laboratory of Mathematical Sciences, Central China Normal University, Wuhan 430079, China
语种:
英文
关键词:
Sampling sizes;Tensor completion;Transformed tensor nuclear norm;Transformed tensor singular value decomposition
期刊:
Applied and Computational Harmonic Analysis
ISSN:
1063-5203
年:
2023
卷:
65
页码:
348-373
基金类别:
The research of G.-J. Song was supported in part by the National Natural Science Foundation of China under Grant 12171369 and Key NSF of Shandong Province under Grant ZR2020KA008 . The research of M. K. Ng was supported in part by the HKRGC GRF 12300519 , 17201020 , and 17300021 , HKRGC CRF C1013-21GF and C7004-21GF , and Joint NSFC and RGC N-HKU769/21 . The research of X. Zhang was supported in part by the National Natural Science Foundation of China under Grant No. 12171189 and the Knowledge Innovation Project of Wuhan under Grant No. 2022010801020279 .
机构署名:
本校为其他机构
院系归属:
数学与统计学学院
摘要:
One of the key problems in tensor completion is the number of uniformly random sample entries required for recovery guarantee. The main aim of this paper is to study n1×n2×n3 third-order tensor completion based on transformed tensor singular value decomposition, and provide a bound on the number of required sample entries. Our approach is to make use of the multi-rank of the underlying tensor instead of its tubal rank in the bound. In numerical experiments on synthetic and imaging data sets, we demonstrate the effectiveness of our proposed bo...

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