Journal: Pesquisa Operacional

Found 223 papers in total
Multicriteria model for supporting decision for the planning of preventive maintenance using PROMETHEE II in situations of uncertainty
Multicriteria model for supporting decision for the planning of preventive maintenance using PROMETHEE II in situations of uncertainty
2005,
As a strategic tool to reduce costs and increment the availability of the plant,...
A real options approach to a classical capacity expansion problem
A real options approach to a classical capacity expansion problem
2005,
Some authors, considering deterministic or stochastic demand patterns and different...
Breakdown of price-elasticity in retail with the use of scanned data
Breakdown of price-elasticity in retail with the use of scanned data
2005,
This article focuses on the estimation of the total price-elasticity of demand,...
Multicriteria decision aid application to a student selection problem
Multicriteria decision aid application to a student selection problem
2005,
The selection of students is a complex decision making process, in which multiple...
Using the theory of response to the item in the production of socioeconomic indicators
Using the theory of response to the item in the production of socioeconomic indicators
2005,
In Brazil, the Item Response Theory (IRT) has been used on the production of the...
Analysis of multicriteria decision on the location of thermoelectric plants using GIS
Analysis of multicriteria decision on the location of thermoelectric plants using GIS
2005,
The combination of Geographic Information Systems (GIS) and Multicriteria Decision...
Evolutionary algorithms to determine the configuration of minimum cost of systems for co-generation of energy based on natural gas
Evolutionary algorithms to determine the configuration of minimum cost of systems for co-generation of energy based on natural gas
2005,
This work presents a special case of the general problem of determining the...
Design of economically optimal zero-defect acceptance sampling with rectification when diagnosis errors are present
Design of economically optimal zero-defect acceptance sampling with rectification when diagnosis errors are present
2005,
In this paper we present the optimum sampling size in zero-defect acceptance with...
Adaptive control charts for attributes and its project in practice
Adaptive control charts for attributes and its project in practice
2005,
Process control charts with variable parameters, also known as adaptive charts, allow...
Scheduling operations in systems with variable processing time
Scheduling operations in systems with variable processing time
2002,
In this work a scheduling operation problem with variable processing times is...
Generating non-cycle orientations with distributed probabilistic algorithms
Generating non-cycle orientations with distributed probabilistic algorithms
2005,
This paper presents a new randomized distributed algorithm for the generation of...
Restricting flexibility of weights in DEA using MSEA regression analysis
Restricting flexibility of weights in DEA using MSEA regression analysis
2003,
In this paper we present a procedure based on the use of Minimum Sum of Absolute...
Redistribution of inputs and outputs in models of data envelopment analysis with zero-sum gains
Redistribution of inputs and outputs in models of data envelopment analysis with zero-sum gains
2004,
This paper presents an extension to the Zero Sum Gains DEA model (ZSG-DEA) useful for...
Study on methods for selection of variables in DEA
Study on methods for selection of variables in DEA
2007,
One of the main issues in DEA modeling is the variables choice. This may have...
Synthetic control charts with two-stage sampling for monitoring bivariate processes
Synthetic control charts with two-stage sampling for monitoring bivariate processes
2007,
In this article, we consider the synthetic control chart with two-stage sampling (...
A methodology to filter time series: application to minute-by-minute electric load series
A methodology to filter time series: application to minute-by-minute electric load series
2004,
In this article a methodology for filtering a time series is presented, with...
Cooperation between artificial neural networks and technical ‘classic’ estimates of demand for a series of sales of beer in Australia
Cooperation between artificial neural networks and technical ‘classic’ estimates of demand for a series of sales of beer in Australia
2002,
The main goal of this article is to evaluate the complementation between forecasting...
Application of hypercube model of queues to assess the decentralization of ambulances in an urban system of emergency medical care
Application of hypercube model of queues to assess the decentralization of ambulances in an urban system of emergency medical care
2004,
One of the major concerns of urban emergency medical systems is to provide the fastest...
Bayesian binary regression model: an application to in-hospital death after AMI prediction
Bayesian binary regression model: an application to in-hospital death after AMI prediction
2004,
A Bayesian binary regression model is developed to predict death of patients after...
Web cache location
Web cache location
2004,
Stress placed on network infrastructure by the popularity of the World Wide Web may be...
Optimization of methods of quality control of drugs using genetic algorithm and tabu search
Optimization of methods of quality control of drugs using genetic algorithm and tabu search
2003,
Two new methodologies of analysis for the antihypertensive drugs quantification are...
Determination of servive schedules for military, considering preferences and hierarchy
Determination of servive schedules for military, considering preferences and hierarchy
2004,
The goal of this paper is to present a Binary Integer Linear Programming (BILP) model...
Dimensioning of lots and programming of the furnace in an automated foundry midsize
Dimensioning of lots and programming of the furnace in an automated foundry midsize
2003,
This work consists of studying a practical problem that arises from a foundry, which...
A spatial price equilibrium model in the oligopolistic market for oil derivatives: an application to the Brazilian scenario
A spatial price equilibrium model in the oligopolistic market for oil derivatives: an application to the Brazilian scenario
2007,
This paper presents a spatial price equilibrium model in an oligopoly market for...
Papers per page: