Results 101 to 110 of about 36,010,976 (311)

The indefinite proximal gradient method

open access: yesComputational Optimization and Applications
24 pages, 7 figures, 7 ...
Geoffroy Leconte, Dominique Orban
openaire   +3 more sources

The PI3Kδ inhibitor roginolisib (IOA‐244) preserves T‐cell function and activity

open access: yesMolecular Oncology, EarlyView.
Identification of novel PI3K inhibitors with limited immune‐related adverse effects is highly sought after. We found that roginolisib and idelalisib inhibit chronic lymphocytic leukemia (CLL) cells and Treg suppressive functions to similar extents, but roginolisib affects cytotoxic T‐cell function and promotion of pro‐inflammatory T helper subsets to a
Elise Solli   +7 more
wiley   +1 more source

Hydraulic Analysis of Water Distribution Networks Based on the Gradient Matrix Form and Comparing it with Other Conventional Methods [PDF]

open access: yesمهندسی منابع آب, 2014
Hydraulic analysis of water networks consists of determination of the discharge rate in each pipe and the piezometric head at nodes. Benefiting from the matrices algebra, and developing equations following the Taylor series, the gradient method ...
M. H, S. R, S.M N
doaj  

Plug-In Stochastic Gradient Method

open access: yesCoRR, 2018
To be presented at International Biomedical and Astronomical Signal Processing (BASP) Frontiers workshop ...
Yu Sun 0022   +2 more
openaire   +2 more sources

Identification of serum protein biomarkers for pre‐cancerous lesions associated with pancreatic ductal adenocarcinoma

open access: yesMolecular Oncology, EarlyView.
This work identified serum proteins associated with pancreatic epithelial neoplasms (PanINs) and early‐stage PDAC. Proteomics screens assessed genetically engineered mice with abundant PanINs, KPC mice (Lox‐STOP‐Lox‐KrasG12D/+ Lox‐STOP‐Lox‐Trp53R172H/+ Pdx1‐Cre) before PDAC development and also early‐stage PDAC patients (n = 31), compared to benign ...
Hannah Mearns   +10 more
wiley   +1 more source

Exact gradient methods with memory

open access: yesOptimization Methods and Software, 2022
The Inexact Gradient Method with Memory (IGMM) is able to considerably outperform the Gradient Method by employing a piece-wise linear lower model on the smooth part of the objective. However, the auxiliary problem can only be solved within a fixed tolerance at every iteration.
openaire   +3 more sources

Genetic attenuation of ALDH1A1 increases metastatic potential and aggressiveness in colorectal cancer

open access: yesMolecular Oncology, EarlyView.
Aldehyde dehydrogenase 1A1 (ALDH1A1) is a cancer stem cell marker in several malignancies. We established a novel epithelial cell line from rectal adenocarcinoma with unique overexpression of this enzyme. Genetic attenuation of ALDH1A1 led to increased invasive capacity and metastatic potential, the inhibition of proliferation activity, and ultimately ...
Martina Poturnajova   +25 more
wiley   +1 more source

On the convergence of a method for solving two point boundary value problems by optimal control

open access: yesJournal of Numerical Analysis and Approximation Theory, 2002
Using the idea of the least squares method, a nonlinear two point boundary value problem is transformed into an optimal control problem. For solving the optimal control problem the gradient method is used.
Ernest Scheiber
doaj   +2 more sources

Gradient-based Reinforcement Planning in Policy-Search Methods

open access: yes, 2001
We introduce a learning method called ``gradient-based reinforcement planning'' (GREP). Unlike traditional DP methods that improve their policy backwards in time, GREP is a gradient-based method that plans ahead and improves its policy before it actually
Hutter, Marcus   +2 more
core   +1 more source

Network divergence analysis identifies adaptive gene modules and two orthogonal vulnerability axes in pancreatic cancer

open access: yesMolecular Oncology, EarlyView.
Tumors contain diverse cellular states whose behavior is shaped by context‐dependent gene coordination. By comparing gene–gene relationships across biological contexts, we identify adaptive transcriptional modules that reorganize into distinct vulnerability axes.
Brian Nelson   +9 more
wiley   +1 more source

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