Results 81 to 90 of about 14,949,583 (325)

A Discrete-Time Fractional-Order Flocking Control Algorithm of Multi-Agent Systems

open access: yesFractal and Fractional
In this paper, a discrete-time fractional flocking control algorithm of multi-agent systems is put forward to address the slow convergence issue of multi-agent systems. Firstly, by introducing Grünwald-Letnikov (G-L) fractional derivatives, the algorithm
Haotian Chen   +4 more
doaj   +1 more source

Accelerated Method for Stochastic Composition Optimization with Nonsmooth Regularization

open access: yes, 2017
Stochastic composition optimization draws much attention recently and has been successful in many emerging applications of machine learning, statistical analysis, and reinforcement learning.
Gu, Bin   +3 more
core   +1 more source

Dimethyl fumarate combined with cisplatin at subcytotoxic doses sensitizes cervical cancer toward ferroptosis and apoptosis through GSH restriction and p53 (re)activation

open access: yesMolecular Oncology, EarlyView.
Dimethyl fumarate (DMF) reduces growth of HPV‐positive cervical cancer spheroids and induces ferroptosis in cervical cancer cells via blocking SLC7A11/Glutathione (GSH) axis. Combination of subcytotoxic doses of DMF and cisplatin (CDDP) further suppresses spheroid growth and drives cell death in 2D culture models.
Carolina Punziano   +6 more
wiley   +1 more source

On the Convergence Rate of the Caputo Fractional Difference Logistic Map of Nilpotent Matrices

open access: yesFractal and Fractional
The convergence rate of the Caputo fractional difference logistic map of nilpotent matrices is investigated in this paper. The divergence rate of the auxiliary parameters governing the dynamics of nilpotents is exponential and is multiple to the Lyapunov
Rasa Smidtaite   +3 more
doaj   +1 more source

K-Nearest Neighbor Estimation of Functional Nonparametric Regression Model under NA Samples

open access: yesAxioms, 2022
Functional data, which provides information about curves, surfaces or anything else varying over a continuum, has become a commonly encountered type of data.
Xueping Hu   +3 more
doaj   +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

Path Planning Optimization of Smart Vehicle With Fast Converging Distance-Dependent PSO Algorithm

open access: yesIEEE Open Journal of Intelligent Transportation Systems
Path planning is a crucial technology and challenge in various fields, including robotics, autonomous systems, and intelligent transportation systems.
Muhammad Haris, Haewoon Nam
doaj   +1 more source

Bounds for the Rate of Convergence in the Generalized Rényi Theorem

open access: yesMathematics, 2022
In the paper, an overview is presented of the results on the convergence rate bounds in limit theorems concerning geometric random sums and their generalizations to mixed Poisson random sums, including the case where the mixing law is itself a mixed ...
Victor Korolev
doaj   +1 more source

Accelerated Distributed Dual Averaging over Evolving Networks of Growing Connectivity

open access: yes, 2018
We consider the problem of accelerating distributed optimization in multi-agent networks by sequentially adding edges. Specifically, we extend the distributed dual averaging (DDA) subgradient algorithm to evolving networks of growing connectivity and ...
Chen, Pin-Yu   +2 more
core   +1 more source

EDNRB‐dependent endothelin signaling reduces proliferation and promotes proneural‐to‐mesenchymal transition in gliomas

open access: yesMolecular Oncology, EarlyView.
Glioma cells mainly express the endothelin receptor EDNRB, while EDNRA is restricted to a perivascular tumor subpopulation. Endothelin signaling reduces glioma cell proliferation while promoting migration and a proneural‐to‐mesenchymal transition associated with poor prognosis. This pathway activates Ca2+, K+, ERK, and STAT3 signalings and is regulated
Donovan Pineau   +36 more
wiley   +1 more source

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