Results 1 to 10 of about 38,337 (244)

An Extended Model for the UAVs-Assisted Multiperiodic Crowd Tracking Problem

open access: yesComplexity, 2023
The multiperiodic crowd tracking (MPCT) problem is an extension of the periodic crowd tracking (PCT) problem, recently addressed in the literature and solved using an iterative solver called PCTs solver.
Skander Htiouech   +4 more
doaj   +1 more source

Event-based MILP models for ridepooling applications

open access: yesEuropean Journal of Operational Research, 2022
Ridepooling services require efficient optimization algorithms to simultaneously plan routes and pool users in shared rides. We consider a static dial-a-ride problem (DARP) where a series of origin-destination requests have to be assigned to routes of a fleet of vehicles.
Daniela Gaul   +2 more
openaire   +3 more sources

An Optimisation Approach for Long-Term Industrial Investment Planning

open access: yesEnergies, 2019
The industrial sector has a large presence in world energy consumption and CO2 emissions, which has made it one of the focal points for energy and resource efficiency studies. However, large investments are required to retrofit existing industrial plants,
Hür Bütün   +2 more
doaj   +1 more source

Integrative Dynamic Reconfiguration in a Parallel Stream Processing Engine [PDF]

open access: yes, 2016
Load balancing, operator instance collocations and horizontal scaling are critical issues in Parallel Stream Processing Engines to achieve low data processing latency, optimized cluster utilization and minimized communication cost respectively.
Cao, Jianneng   +2 more
core   +3 more sources

On Idle Energy Consumption Minimization in Production: Industrial Example and Mathematical Model

open access: yes, 2020
This paper, inspired by a real production process of steel hardening, investigates a scheduling problem to minimize the idle energy consumption of machines.
Benedikt, Ondřej   +2 more
core   +1 more source

Mixed-integer convex representability [PDF]

open access: yes, 2019
Motivated by recent advances in solution methods for mixed-integer convex optimization (MICP), we study the fundamental and open question of which sets can be represented exactly as feasible regions of MICP problems.
Lubin, Miles   +2 more
core   +2 more sources

An EPTAS for Scheduling on Unrelated Machines of Few Different Types

open access: yes, 2017
In the classical problem of scheduling on unrelated parallel machines, a set of jobs has to be assigned to a set of machines. The jobs have a processing time depending on the machine and the goal is to minimize the makespan, that is the maximum machine ...
A Asadpour   +13 more
core   +1 more source

A Primal Decomposition Method with Suboptimality Bounds for Distributed Mixed-Integer Linear Programming

open access: yes, 2018
In this paper we deal with a network of agents seeking to solve in a distributed way Mixed-Integer Linear Programs (MILPs) with a coupling constraint (modeling a limited shared resource) and local constraints.
Camisa, Andrea   +2 more
core   +1 more source

MILP-StuDio: MILP Instance Generation via Block Structure Decomposition

open access: yesAdvances in Neural Information Processing Systems 37
Mixed-integer linear programming (MILP) is one of the most popular mathematical formulations with numerous applications. In practice, improving the performance of MILP solvers often requires a large amount of high-quality data, which can be challenging to collect.
Liu, Haoyang   +8 more
openaire   +2 more sources

Compact MILP Formulations for the p-Center Problem [PDF]

open access: yes, 2018
Lecture Notes in Computer Science ...
Alès, Zacharie, Elloumi, Sourour
openaire   +4 more sources

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