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The Machine Learning for Combinatorial Optimization Competition (ML4CO): Results and Insights [PDF]

open access: yesNeural Information Processing Systems, 2022
Combinatorial optimization is a well-established area in operations research and computer science. Until recently, its methods have focused on solving problem instances in isolation, ignoring that they often stem from related data distributions in ...
Maxime Gasse   +40 more
semanticscholar   +1 more source

On Some Optimization Problems on Permutations

open access: yesКібернетика та комп'ютерні технології, 2022
Numerous studies consider combinatorial optimization problems and their solution methods, since a large number of practical problems are described by means of combinatorial optimization models.
Georgy Donets, Vasyl Biletskyi
doaj   +1 more source

A linear time algorithm to compute vertices that belong to all, some and no minimum dominating sets in a tree and its consequences [PDF]

open access: yesOpuscula Mathematica
We provide a linear time algorithm for determining the sets of vertices that belong to all, some and no minimum dominating sets of a tree, respectively, thus improving the quadratic time algorithm of Benecke and Mynhardt in 2008 [S.
Radosław Ziemann, Paweł Żyliński
doaj   +1 more source

Recent Advances in Combinatorial Optimization [PDF]

open access: yesThe Scientific World Journal, 2015
Dehua Xu   +4 more
doaj   +2 more sources

Reinforcement Learning for Combinatorial Optimization: A Survey [PDF]

open access: yesComputers & Operations Research, 2020
Combinatorial optimization (CO) is the workhorse of numerous important applications in operations research, engineering, and other fields and, thus, has been attracting enormous attention from the research community recently. Some efficient approaches to
Nina Mazyavkina   +3 more
semanticscholar   +1 more source

Dynamical System-Based Computational Models for Solving Combinatorial Optimization on Hypergraphs

open access: yesIEEE Journal on Exploratory Solid-State Computational Devices and Circuits, 2023
The intrinsic energy minimization in dynamical systems offers a valuable tool for minimizing the objective functions of computationally challenging problems in combinatorial optimization. However, most prior works have focused on mapping such dynamics to
Mohammad Khairul Bashar   +3 more
doaj   +1 more source

An L_1 then L_0 approach to the cardinality constrained mean-variance and mean-CVaR portfolio optimization problems [PDF]

open access: yesMathematics and Modeling in Finance
Cardinality constrained portfolio optimization problems are widely used portfolio optimization models which incorporate restriction on the number of assets in the portfolio.
Maziar Salahi, Tahereh Khodamoradi
doaj   +1 more source

Multi-scenario Load Combinatorial Optimization Based on Improved Greedy Algorithm

open access: yesZhongguo dianli, 2020
With the gradual formation of sales side market competition pattern, the electricity companies can improve the safety level of power grid and the quality of power supply through load combinatorial optimization to improve the load rate and reduce the cost
Yan WANG   +4 more
doaj   +1 more source

Combinatorial Method/High Throughput Strategies for Hydrogel Optimization in Tissue Engineering Applications

open access: yesGels, 2016
Combinatorial method/high throughput strategies, which have long been used in the pharmaceutical industry, have recently been applied to hydrogel optimization for tissue engineering applications.
Laura A. Smith Callahan
doaj   +1 more source

Mathematical modeling of finite topologies

open access: yesKarpatsʹkì Matematičnì Publìkacìï, 2020
Integer programming is a tool for solving some combinatorial optimization problems. In this paper, we deal with combinatorial optimization problems on finite topologies.
S.E. Monabbati, H. Torabi
doaj   +1 more source

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