Results 1 to 10 of about 1,734,778 (295)

Low-rank factorization for rank minimization with nonconvex regularizers [PDF]

open access: yesComputational Optimization and Applications, 2021
Rank minimization is of interest in machine learning applications such as recommender systems and robust principal component analysis. Minimizing the convex relaxation to the rank minimization problem, the nuclear norm, is an effective technique to solve the problem with strong performance guarantees. However, nonconvex relaxations have less estimation
April Sagan, John E. Mitchell 0001
openaire   +3 more sources

Minimal Rank Properties of Outer Inverses with Prescribed Range and Null Space

open access: yesMathematics, 2023
The purpose of this paper is to investigate solvability of systems of constrained matrix equations in the form of constrained minimization problems.
Dijana Mosić   +2 more
doaj   +1 more source

Rank-Regret Minimization

open access: yes2022 IEEE 38th International Conference on Data Engineering (ICDE), 2022
Multi-criteria decision-making often requires finding a small representative set from the database. A recently proposed method is the regret minimization set (RMS) query. RMS returns a size $r$ subset $S$ of dataset $D$ that minimizes the regret-ratio (the difference between the score of top-1 in $S$ and the score of top-1 in $D$, for any possible ...
Xingxing Xiao, Jianzhong Li 0001
openaire   +3 more sources

Minimal rank completions for overlapping blocks [PDF]

open access: yesLinear Algebra and its Applications, 2021
11 pages, 1 figure, accepted in Linear Algebra and its ...
Ethan N. Epperly   +2 more
openaire   +4 more sources

On the rank minimization problem [PDF]

open access: yesProceedings of the 2004 American Control Conference, 2004
After a brief overview of the problem of finding the extremal (minimum or maximum) rank positive semidefinite matrix subject to matrix inequalities, we identify a few new classes of such problems that can be efficiently solved. We then proceed to present an algorithm for solving the general class of rank minimization problems.
Yoonsoo Kim 0001, Mehran Mesbahi
openaire   +1 more source

Algorithm for Finding Minimal Algebras of Binary Multioperations of Rank 3

open access: yesСовременные информационные технологии и IT-образование, 2020
The theory of discrete functions studies not only the everywhere defined functions of k-valued logic, but also functions that are not defined on all sets.
Sergey Todikov
doaj   +1 more source

The maximal size of a minimal generating set

open access: yesForum of Mathematics, Sigma, 2023
A generating set for a finite group G is minimal if no proper subset generates G, and $m(G)$ denotes the maximal size of a minimal generating set for G. We prove a conjecture of Lucchini, Moscatiello and Spiga by showing that there exist $a,b>
Scott Harper
doaj   +1 more source

Implicit Rank-Minimizing Autoencoder

open access: yesCoRR, 2020
An important component of autoencoders is the method by which the information capacity of the latent representation is minimized or limited. In this work, the rank of the covariance matrix of the codes is implicitly minimized by relying on the fact that gradient descent learning in multi-layer linear networks leads to minimum-rank solutions.
Li Jing 0001, Jure Zbontar, Yann LeCun
openaire   +10 more sources

Interference Alignment as a Rank Constrained Rank Minimization [PDF]

open access: yesIEEE Transactions on Signal Processing, 2010
We show that the maximization of the sum degrees-of-freedom for the static flat-fading multiple-input multiple-output (MIMO) interference channel is equivalent to a rank constrained rank minimization problem (RCRM), when the signal spaces span all available dimensions.
Dimitris S. Papailiopoulos   +1 more
openaire   +4 more sources

A case of minimal change disease after the administration of anti receptor activator of nuclear factor kappa B ligand (RANKL) monoclonal antibody: a case report

open access: yesBMC Nephrology, 2020
Background Minimal change disease (MCD) is one of the causes of idiopathic nephrotic syndrome in adults. The pathogenesis of proteinuria in MCD has not been fully understood.
Keisuke Horikoshi   +12 more
doaj   +1 more source

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