Výsledky vyhledávání - combinatorial characteristics for nonnegative matrices

The Perron generalized eigenspace and the spectral cone of a cone-preserving map Autor Tam, Bit-Shun

“…) level characteristic and the (spectral) height characteristic, the majorization relation between the two characteristics, and the relation between the combinatorial properties of a nonnegative matrix and the positivity of the individual…”
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Strictly monotone sequences of lower and upper bounds on Perron values and their combinatorial applications Autor Kim, Sooyeong, Song, Minho

“…In this paper, we present monotone sequences of lower and upper bounds on the Perron value of a nonnegative matrix, and we study their strict monotonicity…”
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Exact Computation of Joint Spectral Characteristics of Linear Operators Autor Guglielmi, Nicola, Protasov, Vladimir

“…We address the problem of the exact computation of two joint spectral characteristics of a family of linear operators, the joint spectral radius (JSR…”
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The combinatorial structure of generalized eigenspaces – from nonnegative matrices to general matrices Autor Hershkowitz, Daniel

“…The Perron–Frobenius spectral theory of nonnegative matrices motivated an intensive study of the relationship between graph theoretic properties and spectral properties of matrices…”
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Matrix semigroups with constant spectral radius Autor Protasov, V.Yu, Voynov, A.S.

“…Multiplicative matrix semigroups with constant spectral radius (c.s.r.) are studied and applied to several problems of algebra, combinatorics, functional equations, and dynamical systems…”
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A characterization of Jordan canonical forms which are similar to eventually nonnegative matrices with the properties of nonnegative matrices Autor Zaslavsky, Boris G, McDonald, Judith J

“… These matrices are referred to as seminonnegative matrices, and we show that they exhibit many of the same combinatorial spectral properties as nonnegative matrices…”
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Eventually nonnegative matrices are similar to seminonnegative matrices Autor Carnochan Naqvi, Sarah, McDonald, Judith J.

“…], they show that several of the combinatorial properties of reducible nonnegative matrices carry over to reducible seminonnegative matrices…”
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Combinatorial properties of nonnegative and eventually nonnegative matrices Autor Morris, Deanne

“… In this thesis, we investigate the combinatorial structure of nonnegative and eventually nonnegative matrices as it relates to the (peripheral…”
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Partial geometric designs having circulant concurrence matrices Autor Song, Sung‐Yell, Tranel, Theodore

“…We classify small partial geometric designs (PGDs) by spectral characteristics of their concurrence matrices…”
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The cone of balanced subgraphs Autor Bhattacharya, Amitava, Peled, Uri N., Srinivasan, Murali K.

“… A nonnegative real vector on the edges is said to be balanced if the red sum equals the blue sum at every vertex…”
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Path tableaux and combinatorial interpretations of immanants for class functions on $S_n Autor Clearman, Sam, Shelton, Brittany, Skandera, Mark

“… $m_λ$ under the Frobenius characteristic map. The irreducible character immanant $Imm_λ {(x)} = ∑_w ∈S_n χ ^λ (w) x_1,w_1 ⋯x_n,w_n$ evaluates nonnegatively on each totally nonnegative matrix…”
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Cones of closed alternating walks and trails Autor Bhattacharya, Amitava, Peled, Uri N., Srinivasan, Murali K.

“…Consider a graph whose edges have been colored red and blue. Assign a nonnegative real weight to every edge so that at every vertex, the sum of the weights of the incident red edges equals the sum of the weights of the incident blue edges…”
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Spectral Properties of Combinatorial Classes of Matrices Autor Kim, In-Jae

“… The families studied are the acyclic matrices---real symmetric matrices whose nonzero entries are constrained to be in the combinatorial arrangement of a tree---which generalize symmetric…”
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A novel computational framework for simultaneous integration of multiple types of genomic data to identify microRNA-gene regulatory modules Autor Zhang, Shihua, Li, Qingjiao, Liu, Juan, Zhou, Xianghong Jasmine

“… However, the specific functional roles of most miRNAs and their combinatorial effects in cellular processes are still unclear…”
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Inclusion Matrices and the MDS Conjecture Autor Chowdhury, Ameera

“…<= p, and if q is not prime, for k <= 2p-2. To accomplish this, given an arc G of (F_q)^k and a nonnegative integer n, we construct a matrix M_G…”
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On the spectral and combinatorial structure of 2D positive systems Autor Fornasini, Ettore, Valcher, Maria Elena

“…The dynamics of a 2D positive system depends on the pair of nonnegative square matrices that provide the updating of its local states…”
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Exact computation of joint spectral characteristics of linear operators Autor Guglielmi, Nicola, Protasov, Vladimir

“…We address the problem of the exact computation of two joint spectral characteristics of a family of linear operators, the joint spectral radius (in short JSR…”
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SIFAT-SIFAT SPEKTRAL DAN STRUKTUR KOMBINATORIK PADA SISTEM POSITIF 2D Autor MATAKUPAN, RUDY WOLTER

“…The dynamics of a 2D positive system depends on the pair of nonnegative square matrices thatprovide the updating of its local states…”
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On computing the nucleolus of cooperative games Autor Solymosi, Tamas I

“…For cooperative games with side payments the nucleolus is one of the main single point solution concepts. Its computation is the subject of this work. A review…”
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