Results 61 to 70 of about 434,628 (281)

The Dual JL Transforms and Superfast Matrix Algorithms

open access: yes, 2021
We call a matrix algorithm superfast (aka running at sublinear cost) if it involves much fewer flops and memory cells than the matrix has entries. Using such algorithms is highly desired or even imperative in computations for Big Data, which involve ...
Luan, Qi   +2 more
core  

PYCR1 inhibition in bone marrow stromal cells enhances bortezomib sensitivity in multiple myeloma cells by altering their metabolism

open access: yesMolecular Oncology, EarlyView.
This study investigated how PYCR1 inhibition in bone marrow stromal cells (BMSCs) indirectly affects multiple myeloma (MM) cell metabolism and viability. Culturing MM cells in conditioned medium from PYCR1‐silenced BMSCs impaired oxidative phosphorylation and increased sensitivity to bortezomib.
Inge Oudaert   +13 more
wiley   +1 more source

Efficient computation for the eigenvalues and eigenfunctions of two-dimensional non-separable linear canonical transform

open access: yesResults in Applied Mathematics
The parameter matrix of the two-dimensional non-separable linear canonical transform (2D-NSLCT) determines its specific form and properties. Certain forms of the 2D-NSLCT are consistent with well-known transforms, such as two-dimensional non-separable ...
Yuru Tian, Feng Zhang
doaj   +1 more source

Phase Transformation Behavior of Ultrasonic-treated 7085 Aluminum Alloy During Heat Treatment

open access: yesCailiao gongcheng, 2016
The transformation behavior of secondary phases in conventional ingot and ultrasonic ingot during heat-treatment process were investigated by OM, SEM, EDS and DSC. Crystalline phase transition was observed by SEM with in situ heating station.
LI Rui-qing   +4 more
doaj   +1 more source

Predictors of response and rational combinations for the novel MCL‐1 inhibitor MIK665 in acute myeloid leukemia

open access: yesMolecular Oncology, EarlyView.
This study characterizes the responses of primary acute myeloid leukemia (AML) patient samples to the MCL‐1 inhibitor MIK665. The results revealed that monocytic differentiation is associated with MIK665 sensitivity. Conversely, elevated ABCB1 expression is a potential biomarker of resistance to the treatment, which can be overcome by the combination ...
Joseph Saad   +17 more
wiley   +1 more source

Numerical treatment of the strongly coupled nonlinear fractal-fractional Schrödinger equations through the shifted Chebyshev cardinal functions

open access: yesAlexandria Engineering Journal, 2020
In this paper, a new version of the strongly coupled nonlinear fractal-fractional Schrödinger equations is introduced by using the fractal-fractional derivatives in the Riemann-Liouville sense with Mittag-Leffler kernel.
M.H. Heydari   +3 more
doaj   +1 more source

Average characteristic polynomials in the two-matrix model

open access: yes, 2010
The two-matrix model is defined on pairs of Hermitian matrices $(M_1,M_2)$ of size $n\times n$ by the probability measure $$\frac{1}{Z_n} \exp\left(\textrm{Tr} (-V(M_1)-W(M_2)+\tau M_1M_2)\right)\ dM_1\ dM_2, $$ where $V$ and $W$ are given potential ...
Johansson K.   +5 more
core   +1 more source

Aggressive prostate cancer is associated with pericyte dysfunction

open access: yesMolecular Oncology, EarlyView.
Tumor‐produced TGF‐β drives pericyte dysfunction in prostate cancer. This dysfunction is characterized by downregulation of some canonical pericyte markers (i.e., DES, CSPG4, and ACTA2) while maintaining the expression of others (i.e., PDGFRB, NOTCH3, and RGS5).
Anabel Martinez‐Romero   +11 more
wiley   +1 more source

Vector bundles and torsion free sheaves on degenerations of elliptic curves [PDF]

open access: yes, 2006
In this paper we give a survey about the classification of vector bundles and torsion free sheaves on degenerations of elliptic curves. Coherent sheaves on singular curves of arithmetic genus one can be studied using the technique of matrix problems or ...
Bodnarchuk, Lesya   +3 more
core   +2 more sources

Matrix transformations of some sequence spaces [PDF]

open access: yesPacific Journal of Mathematics, 1969
This paper is a continuation of [1]. We begin with the notations for the sequence spaces considered in this paper. Let Γ be the space of sequences x = {xp} of complex numbers such that |xp|1/p⃗0 as p⃗∞. Γ can also be regarded as the space of integral functions f(z) = .
openaire   +6 more sources

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