نتایج جستجو برای: submatrix constraint

تعداد نتایج: 78572  

Journal: :Acta Informatica 2022

Abstract Biclustering is a two-dimensional data analysis technique that, applied to matrix, searches for subset of rows and columns that intersect produce submatrix with given, expected features. Such an approach requires different methods those typical classification or regression tasks. In recent years it has become possible express biclustering goals in the form Boolean reasoning. This paper...

Journal: :iranian journal of operations research 0
ali ansari ardali department of mathematics, university of isfahan, isfahan, iran

‎in this paper, using the idea of convexificators, we study boundedness and nonemptiness of lagrange multipliers satisfying the first order necessary conditions. we consider a class of nons- mooth fractional programming problems with equality, inequality constraints and an arbitrary set constraint. within this context, define generalized mangasarian-fromovitz constraint qualification and show t...

Journal: :IEEE Access 2022

Hybrid precoding for millimeter wave (mmWave) multiple-input multiple-output (MIMO) systems has attracted much attention in recent years subarray architecture compared to array because of its low cost and power consumption. This is due the small number required phase shifters architecture. In this paper, we investigate issue hybrid narrowband mmWave MIMO systems. First, derive spectral efficien...

Journal: :SIAM Journal on Discrete Mathematics 2021

Related DatabasesWeb of Science You must be logged in with an active subscription to view this.Article DataHistorySubmitted: 27 October 2020Accepted: 18 May 2021Published online: 31 August 2021Keywords0-1 matrix, forbidden pattern, excluded submatrix, saturationAMS Subject Headings05D99Publication DataISSN (print): 0895-4801ISSN (online): 1095-7146Publisher: Society for Industrial and Applied M...

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