Toeplitz matrix completion via smoothing augmented Lagrange multiplier algorithm.

Applied Mathematics and Computation（2019）

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摘要

•To fill a low-rank Toeplitz matrix from a small subset of its entries.•Definition of “Toeplitz structure smoothing operator”.•The augmented Lagrange multiplier algorithm with smoothing for TMC problem.•Approximation matrices may hold on Toeplitz structure throughout the iteration.

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关键词

Toeplitz matrix,Augmented Lagrange multiplier,Matrix completion,Smoothing

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