-Motivated Low-Rank Sparse Subspace Clustering
In many applications, high-dimensional data points can be well represented by low-
dimensional subspaces. To identify the subspaces, it is important to capture a global and …
dimensional subspaces. To identify the subspaces, it is important to capture a global and …
Matrix completion based on non-convex low-rank approximation
Without any prior structure information, nuclear norm minimization (NNM), a convex
relaxation for rank minimization (RM), is a widespread tool for matrix completion and …
relaxation for rank minimization (RM), is a widespread tool for matrix completion and …
Deep latent low-rank representation for face sketch synthesis
Face sketch synthesis is useful and profitable in digital entertainment. Most existing face
sketch synthesis methods rely on the assumption that facial photographs/sketches form a …
sketch synthesis methods rely on the assumption that facial photographs/sketches form a …
Low-rank room impulse response estimation
M Jälmby, F Elvander… - IEEE/ACM Transactions …, 2023 - ieeexplore.ieee.org
In this paper we consider low-rank estimation of room impulse responses (RIRs). Inspired by
a physics-driven room-acoustical model, we propose an estimator of RIRs that promotes a …
a physics-driven room-acoustical model, we propose an estimator of RIRs that promotes a …
Low-rank optimization with convex constraints
C Grussler, A Rantzer… - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
The problem of low-rank approximation with convex constraints, which appears in data
analysis, system identification, model order reduction, low-order controller design, and low …
analysis, system identification, model order reduction, low-order controller design, and low …
Iteratively reweighted minimax-concave penalty minimization for accurate low-rank plus sparse matrix decomposition
PK Pokala, RV Hemadri… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
Low-rank plus sparse matrix decomposition (LSD) is an important problem in computer
vision and machine learning. It has been solved using convex relaxations of the matrix rank …
vision and machine learning. It has been solved using convex relaxations of the matrix rank …
[HTML][HTML] On convex envelopes and regularization of non-convex functionals without moving global minima
M Carlsson - Journal of Optimization Theory and Applications, 2019 - Springer
We provide theory for the computation of convex envelopes of non-convex functionals
including an ℓ^ 2 ℓ 2-term and use these to suggest a method for regularizing a more …
including an ℓ^ 2 ℓ 2-term and use these to suggest a method for regularizing a more …
Fast universal low rank representation
Q Shen, Y Liang, S Yi, J Zhao - IEEE Transactions on Circuits …, 2021 - ieeexplore.ieee.org
As well known, low rank representation method (LRR) has obtained promising performance
for subspace clustering, and many LRR variants have been developed, which mainly solve …
for subspace clustering, and many LRR variants have been developed, which mainly solve …
Remove the salt and pepper noise based on the high order total variation and the nuclear norm regularization
This paper proposes a new model to remove the salt and pepper (SAP) noise problem. In
the proposed method, we combine the high order total variation regularization with the …
the proposed method, we combine the high order total variation regularization with the …