Results 21 to 30 of about 236,579 (156)

An Unsupervised Link Prediction Algorithm Based on an ApproximateGraph Neural Network Framework [PDF]

open access: yesZhengzhou Daxue xuebao. Gongxue ban
For unlabeled networks, the link prediction method based on graph neural networks had poor performance when using its efficient modeling mechanism for link prediction tasks. An unsupervised link prediction algorithm (ALIP) was proposed.
LI Gege   +4 more
doaj   +1 more source

Vector algorithm library implementation and optimization based on ARM V8 platform [PDF]

open access: yesJisuanji gongcheng, 2019
Based on the VecOp vector algorithm library of ARM V8 architecture,this paper proposes a scheme of implementing and optimizing the basic vector algorithm lobrary on ARM V8 platform.The optimization is implemented from four aspects: memory access ...
WANG Jing,ZHANG Yunquan,LIANG Jun
doaj   +1 more source

Necessary optimality conditions for nonsmooth vector optimization problems

open access: yesMathematical Modelling and Analysis, 2003
In this paper we introduce a notion of generalized derivative for nonsmooth vector functions in order to obtain necessary optimality conditions for vector optimization problems.
Davide La Torre
doaj   +1 more source

Research on Bearing Fault Diagnosis Method Based on IPSO-RVM

open access: yesJournal of Harbin University of Science and Technology, 2022
Aiming at the problems of poor classification effect of support vector machine in traditional particle swarm optimization support vector machine and inaccuracy of traditional particle swarm optimization in bearing fault diagnosis, an improved particle ...
ZHANG Han   +4 more
doaj   +1 more source

VISUALIZATION SOFTWARE DEVELOPMENT FOR PROCEDURE OF MULTI-DIMENSIONAL OPTIMIZATION OF TECHNOLOGICAL PROCESS FUNCTIONAL PARAMETERS [PDF]

open access: yesНаучно-технический вестник информационных технологий, механики и оптики, 2016
A method for multi-criteria optimization of the design parameters for technological object is described. The existing optimization methods are overviewed, and works in the field of basic research and applied problems are analyzed.
E. N. Ishakova, M. A. Tokareva
doaj  

Some cone separation results and applications

open access: yesJournal of Numerical Analysis and Approximation Theory, 2008
In this note we present some cone separation results in infinite dimensional spaces. Our approach is mainly based on two different types of cone outer approximation. Then we consider an application to vector optimization.
M. Durea
doaj   +2 more sources

RATIONAL RECOVERY MODEL OF DEPOT PROCESSING EQUIPMENT AT THE INDUSTRIAL ENTERPRISE

open access: yesNauka ta progres transportu, 2014
Purpose. The problem of the maximum resources recovery of rolling stock repair depot of industrial enterprise with limited resources consumption, which are used in the system is today’s topical question.The main factors that affect the repair depot ...
M. I. Kapitsa, T. S. Hryshechkina
doaj   +1 more source

Optimization of tablet formulation containing ginger dry extract

open access: yesCurrent Issues in Pharmacy and Medical Sciences, 2020
Introduction. Diabetes mellitus is one of the world’s most common diseases, therefore the development and introduction of new effective drugs for diabetes treatment into clinical practice is an important task for the health systems of many countries of ...
Malek Walid A.A.   +3 more
doaj   +1 more source

THE MODELING TECHNOLOGY AND THEORETICAL PRINCIPLES OF CARGOES DELIVERY

open access: yesNauka ta progres transportu, 2010
In the article the theoretical bases of modeling a technology of cargo transportation on the basis of determining the dependence of expenses on cargo transportation time are suggested.
O. I. Kharchenko
doaj  

INTERNATIONAL LOGISTICS SYSTEMS DESIGN AND EFFECTIVENESS EVALUATION

open access: yesNauka ta progres transportu, 2015
Purpose. In the paper the question of the development of a methodological approach to the determination of logistics systems’ performance and grounding of the most effective goods’ delivery schemes, based on the theory of functions and sets of multiple ...
N. V. Khalipova
doaj   +1 more source

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