Results 31 to 40 of about 434,585 (264)

Complex Representations of Matrix Semigroups [PDF]

open access: yesTransactions of the American Mathematical Society, 1991
Let M M be a finite monoid of Lie type (these are the finite analogues of linear algebraic monoids) with group of units
Okniński, Jan, Putcha, Mohan S.
openaire   +2 more sources

New Identities and Equation Solutions Involving k-Oresme and k-Oresme–Lucas Sequences

open access: yesMathematics
Number sequences are among the research areas of interest in both number theory and linear algebra. In particular, the study of matrix representations of recursive sequences is important in revealing the structural properties of these sequences.
Bahar Demirtürk
doaj   +1 more source

Matrix representation for combinatorics

open access: yesJournal of Combinatorial Theory, Series A, 1984
Many combinatorial quantities have natural representations in terms of denumerably infinite matrices. For example, the matrix \(B=(B_{ij})\), \(i,j=0,1,2,..\). where \(B_{ij}=\left( \begin{matrix} i\\ j\end{matrix} \right)\) represents the binomial coefficients, and if \(b_ k\) is the k-th Bernoulli number the infinite column vector \(b=(b_ k)\), \(k=0,
openaire   +2 more sources

On Higher-Order Generalized Fibonacci Hybrinomials: New Properties, Recurrence Relations and Matrix Representations

open access: yesMathematics
This paper presents a comprehensive survey of the generalization of hybrid numbers and hybrid polynomials, particularly in the fields of mathematics and physics.
Can Kızılateş   +2 more
doaj   +1 more source

COMPACT REPRESENTATION OF THE PRIORITY MATRIX WITH HIGH DIMENSIONALITY [PDF]

open access: yesНаучно-технический вестник информационных технологий, механики и оптики, 2015
We propose methods for compact representation of priority matrix with high dimensionality, which is used to describe priority queueing disciplines of demands in systems with nonhomogeneous load.
T. I. Aliev
doaj   +1 more source

Early Impact of Childhood Opportunity on Neurocognitive Outcomes in Sickle Cell Disease

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Introduction Neurocognitive impairment is a well‐recognized complication of sickle cell disease (SCD) that begins early in childhood and persists across development. While cerebrovascular injury contributes substantially to risk, neurocognitive deficits are also observed in children without overt or silent cerebral infarctions, suggesting ...
Julia E. LaMotte   +5 more
wiley   +1 more source

Deep Subspace Clustering with Block Diagonal Constraint

open access: yesApplied Sciences, 2020
The deep subspace clustering method, which adopts deep neural networks to learn a representation matrix for subspace clustering, has shown good performance.
Jing Liu, Yanfeng Sun, Yongli Hu
doaj   +1 more source

Face Recognition Based on Robust Principal Component Analysis and Kernel Sparse Representation [PDF]

open access: yesJisuanji gongcheng, 2016
Aiming at the problems that the existing face recognition methods are hard to efficiently overcome the effect of noise and error disturbance (such as illumination,occlusion,and face expression).Kernel sparse representation classification based on Robust ...
LIAO Ruihua,LI Yongfan,LIU Hong
doaj   +1 more source

Matrix representation of octonions and generalizations [PDF]

open access: yesJournal of Mathematical Physics, 1999
We define a special matrix multiplication among a special subset of 2N×2N matrices, and study the resulting (nonassociative) algebras and their subalgebras. We derive the conditions under which these algebras become alternative nonassociative, and when they become associative.
Daboul, Jamil, Delbourgo, Robert
openaire   +2 more sources

Sociodemographic Factors Associated With Later Stage at Diagnosis of Pediatric Germ Cell Tumors: A Report From Children's Oncology Group Registries ACCRN07 and APEC14B1

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Germ cell tumors (GCTs) often arise in the ovaries and testes (extracranial) but can also develop in the brain (intracranial). We examined the relationship of individual, family, and community‐level socioeconomic status (SES) with stage of disease at diagnosis in a cohort of pediatric patients with GCT from Children's Oncology Group
Heydon K. Kaddas   +7 more
wiley   +1 more source

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