Results 51 to 60 of about 11,649,517 (401)

A Class of Expected Value Bilevel Programming Problems with Random Coefficients Based on Rough Approximation and Its Application to a Production-Inventory System

open access: yesAbstract and Applied Analysis, 2013
This paper focuses on the development of a bilevel optimization model with random coefficients for a production-inventory system. The expected value operator technique is used to deal with the objective function, and rough approximation is applied to ...
Liming Yao, Jiuping Xu
doaj   +1 more source

Ordinal outcome analysis improves the detection of between-hospital differences in outcome

open access: yesBMC Medical Research Methodology, 2021
Background There is a growing interest in assessment of the quality of hospital care, based on outcome measures. Many quality of care comparisons rely on binary outcomes, for example mortality rates.
I. E. Ceyisakar   +4 more
doaj   +1 more source

Optimal SNP filtering strategies for pedigree reconstruction: A case study with wild red‐spotted masu salmon population

open access: yesPopulation Ecology, EarlyView.
In this article, we tested optimal SNP filtering strategies for accurate parentage assignment and pedigree reconstruction for a wild population of red‐spotted masu salmon, Oncorhynchus masou ishikawae. We found that mid‐point filtering in terms of call rate and minor allele frequency performs well for pedigree reconstruction.
Shohei Noda   +6 more
wiley   +1 more source

Machine learning for decision-making under uncertainty [PDF]

open access: yesarXiv, 2022
We live in a world brimming with uncertainty, where we constantly have to make a lot of decisions under incomplete information. We are firm believers that our subjective belief cannot be computed by rigorous mathematical formula; instead based on Darwin's natural selection (the evolution process is simulated by machine learning with genetic programming)
arxiv  

A “C3-TOPSIS-Pareto” Based Model for Identifying Critical Nodes in Complex Networks

open access: yesSystems
This study addresses the critical challenge of identifying key nodes in complex networks, an essential task for optimizing network stability, efficiency, and resilience.
Ziqiang Zeng, Weiye Zhang, Hongling Jin
doaj   +1 more source

An Equilibrium Chance-Constrained Multiobjective Programming Model with Birandom Parameters and Its Application to Inventory Problem

open access: yesJournal of Applied Mathematics, 2013
An equilibrium chance-constrained multiobjective programming model with birandom parameters is proposed. A type of linear model is converted into its crisp equivalent model. Then a birandom simulation technique is developed to tackle the general birandom
Zhimiao Tao, Jiuping Xu
doaj   +1 more source

Decision Making Towards Maternal Health Services in Central Java, Indonesia [PDF]

open access: yes, 2016
Background: Indonesia has always been struggling with maternal health issue even after the Millennium Development Goals (MDGs) programs were done. Prior research findings identified many factors which influenced maternal health status in developing ...
Barnes, M. (Margareth)   +3 more
core  

Social and creative decision making [PDF]

open access: yes, 2001
Research on human decision making is at the present time undergoing rapid changes. From previously being much focused on models and approaches with an origin in economy, much of the present day research finds its inspiration from disciplinary approaches ...
Allwood, Carl Martin, Selart, Marcus
core   +1 more source

Evaluating the origin and spread of spotted lanternfly (Lycorma delicatula) in Japan

open access: yesPopulation Ecology, EarlyView.
The invasive spotted lanternfly (Lycorma delicatula) is native to China and is a serious economic pest in the Republic of Korea and the United States, though it is not considered a pest in Japan. We established a distribution map of L. delicatula in Japan through a comprehensive review of published literature and citizen science reports and analyzed ...
Matthew T. Kamiyama   +5 more
wiley   +1 more source

Decision making in Economics -- a behavioral approach [PDF]

open access: yesarXiv, 2020
We review economic research regarding the decision making processes of individuals in economics, with a particular focus on papers which tried analyzing factors that affect decision making with the evolution of the history of economic thought. The factors that are discussed here are psychological, emotional, cognitive systems, and social norms.
arxiv  

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