Browsing by Subject "Mathematical optimization"
Now showing items 1-20 of 152
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A Bicriteria Simulated Annealing Algorithm for Scheduling Jobs on Parallel Machines with Sequence Dependent Setup Times
(Universitat Politècnica de Catalunya, 2008-09)
Master thesis (pre-Bologna period)
Open AccessThe study considers the scheduling problem of identical parallel machines subject to minimization of the maximum completion time and the maximum tardiness expressed in a linear convex objective function. The maximum ... -
A capacitated commodity trading model with market power
(Universitat Politècnica de Catalunya, 2008-02)
Master thesis
Open AccessThis Master Thesis proposes an analytical model of commodity trading in the presence of market power, which is new to the literature. We establish the rational behavior of traders between two markets and derive price ... -
A comparison study on meta-heuristics for ground station scheduling problem
(Institute of Electrical and Electronics Engineers (IEEE), 2014)
Conference report
Open AccessIn ground station scheduling problem the aim is to compute an optimal planning of communications between Spacecrafts (SCs) and operations teams of Ground Stations (GSs). While such allocation of tasks to ground stations ... -
A deterministic algorithm for generating optimal three- stage layouts of homogenous strip pieces
(OmniaScience, 2014-12)
Article
Open AccessPurpose: The time required by the algorithms for general layouts to solve the large-scale two-dimensional cutting problems may become unaffordable. So this paper presents an exact algorithm to solve above problems. De ... -
Adjoint-based PDE-constrained optimization using HPC techniques
(Universitat Politècnica de Catalunya, 2013-10-02)
Master thesis
Open AccessThis work focuses in the utilization of current HPC technologies to explore mathematical optimization algorithms in which a PDE acts as main constraint. A development framework is proposed, together with a novel application ... -
A Dynamic Stochastic Model For Balance Sheet Optimization
(Universitat Politècnica de Catalunya / Illinois Institute of Technology, 2013)
Bachelor thesis
Restricted access - author's decision
Covenantee: Illinois Institute of Technology -
A fast CTA method without the complicating binary decisions
(2013)
Conference report
Open Access -
A Framework for RNAV trajectory generation minimizing noise nuisances
(Faculty of Transport and Traffic Engineering, 2006-06)
Conference report
Open AccessIn this work it is presented a framework for a global optimization tool that will take into account air craft dynamics and performances, noise nuisances and RNAV radionavigation requirements in order to assess an optimum ... -
A GRASP algorithm for quota sequences with minimum work overload and forced interruption of operations in a mixed-product assembly line
(Springer, 2018-03-13)
Article
Open AccessWe present a GRASP algorithm to solve a problem that involves the sequencing of mixed products in an assembly line. The objective of the problem is to obtain a manufacturing sequence of models that generates a minimum work ... -
Algebraic and parametric solvers for the power flow problem: towards real-time and accuracy-guaranteed simulation of electric systems
(2018-11)
Article
Open AccessThe power flow model performs the analysis of electric distribution and transmission systems. With this statement at hand, in this work we present a summary of those solvers for the power flow equations, in both algebraic ... -
Algorismes genètics aplicats a ciències de la vida
(Universitat Politècnica de Catalunya, 2010-01-27)
Master thesis (pre-Bologna period)
Open Access -
A meta-heuristic method to design off-grid community electrification projects with renewable energies
(2015)
Article
Open AccessThe design of off-grid electrification projects considering hybrid systems and distribution microgrids is a complex task that requires the use of decision support tools. Most of existing tools focus on the design of hybrid ... -
A Method to design job rotation schedules to prevent work-related musculoskeletal disorders in repetitive work
(Taylor & Francis, 2012-03-06)
Article
Restricted access - publisher's policyJob rotation is an organisational strategy widely used in human-based production lines with the aim of preventing work-related musculoskeletal disorders (WMSDs). These work environments are characterised by the presence ... -
Anàlisi de resultats: Ninja Trader vs Visual Chart
(Universitat Politècnica de Catalunya, 2013-09)
Master thesis (pre-Bologna period)
Open AccessEn aquest projecte, es fa una anàlisi entre 2 programes de Trading que són el Ninja Trader i el Visual Chart, a partir d'un històric del Ibex-35 des de l'1 de gener de 2008 (obtingut amb Visual Chart). S'apliquen 4 sistemes ... -
Anàlisi i optimització dels processos d’assignació de mostradors de facturació d’equipatges als aeroports
(Universitat Politècnica de Catalunya, 2012-06)
Minor thesis
Open Access[ANGLÈS] The check-in process is usually the first step that passengers do when they reach the airport, and thus, is the first impression that passengers get from their travel experience. Unfortunately, this step is ... -
Análisis de secuencias para las instancias Nissan-9Eng.I en el problema MMSP-W/Delta_QX/pmr/forced
(2017-05-01)
External research report
Open AccessEn este trabajo analizamos y comparamos las mejores secuencias para el conjunto de instancias Nissan-9Eng.I en un problema de secuenciación de modelos mixtos (MMSP) con mínima sobrecarga, máxima regularidad de fabricación, ... -
Analysis of mesh router placement in wireless mesh networks using Friedman test
(2014)
Conference report
Open AccessIn this paper, we deal with connectivity and coverage problem in Wireless Mesh Networks (WMNs). We used Friedman test to compare Genetic Algorithm (GA) and Tabu Search (TS). We found out that GA and TS have difference in ... -
Analysis of mesh router placement in wireless mesh networks using Friedman test considering different meta-heuristics
(2015)
Article
Open AccessIn this paper, we deal with connectivity and coverage problem in wireless mesh networks (WMNs). We used Friedman test to compare genetic algorithm (GA), tabu search (TS), hill climbing (HC) and simulated annealing (SA). ... -
Analysis of WMN-HC simulation system data using Friedman test
(Institute of Electrical and Electronics Engineers (IEEE), 2015)
Conference report
Open AccessWith the fast development of wireless technologies, Wireless Mesh Networks (WMNs) are becoming an important networking infrastructure due to their low cost and increased high speed wireless Internet connectivity. In this ... -
An expert system to minimize operational costs in mixed-model sequencing problems with activity factor
(2018-08-15)
Article
Restricted access - publisher's policyOne of the major issues in industrial environments is currently maximizing productivity while reducing manufacturing cost. This can be seen clearly reflected in mixed-model assembly lines based systems, where obtaining ...
