نتایج جستجو برای: are weighted using grey verbal variables subsequently

تعداد نتایج: 7164361  

Journal: :iranian journal of operations research 0
yahia zare mehrjerdi department of industrial engineering, yazd university yazd iran

abstract this author introduces the concept of stepwise strategy approach (ssa) for dealing with a number of problems arises in the current age of technology. this new idea is combined with the knowledge of grey theory for adding flexibility to decision making process. grey theory is useful for grasping the ambiguity exists in the utilized information and the fuzziness appears in the human judg...

Journal: :Pediatrics 2013
Marianne Hrabok Elisabeth M S Sherman Luis Bello-Espinosa Walter Hader

OBJECTIVES The purpose of this paper was to investigate the contributions of sociodemographic, neurologic, and neuropsychological variables to health-related quality of life (HRQoL) in children with epilepsy and high seizure burden. Focus was placed on the relationship between memory and HRQoL, which has not been previously investigated. METHODS Ninety children with epilepsy receiving clinica...

2010
P. E. Goa P. J. Koopmans B. A. Poser M. Barth D. G. Norris

Introduction Non-balanced Steady-state free precession (nb-SSFP) has been proposed as an alternative sequence for T2-weighted BOLD fMRI at high field strength [1]. nb-SSFP is attractive because of low rf power deposition and low image distortion, and the possibility of acquiring the T2-weighted S2 signal together with the T2*-weighted S1 signal resembling SE and GE signal characteristics respec...

Journal: :Grey Systems: T&A 2007
Ali M. Abdulshahed Ibrahim A. Badi Mohamed Mehemed Blaow

Supplier selection is a multiple-attribute decision-making (MADM) problem. Since the decision makers (DMs) such as preferences on alternatives or on the attributes of suppliers are often uncertain, supplier selection becomes more difficult. Grey theory is one of the methods used to study uncertainty, being superior in the mathematical analysis of systems with uncertain information. In this pape...

Payel Ghosh Tapan Kumar Roy

A very useful multi-objective technique is goal programming. There are many methodologies of goal programming such as weighted goal programming, min-max goal programming, and lexicographic goal programming. In this paper, weighted goal programming is reformulated as goal programming with logarithmic deviation variables. Here, a comparison of the proposed method and goal programming with weighte...

The computational burdens and more accurate approximations for the estimation of the failure probability are the main concerns in the structural reliability analyses. The Monte Carlo simulation (MCS) method can simply provide an accurate estimation for the failure probability, but it is a time-consuming method for complex reliability engineering problems with a low failure probability and may e...

Hamed Tavan, Mehran Sohrabzadeh Rostam Menati

Background and Objectives: Workplace violence against female nurses is a significant and increasing problem. This study aimed to investigate workplace violence against female nurses in three general hospitals of Ilam located in Western Iran and identify factors influencing it incidents.   Methods: Seventy seven nurses were randomly selected and surveyed. The data were collected using an author...

Journal: :Brain : a journal of neurology 2008
R Luerding T Weigand U Bogdahn T Schmidt-Wilcke

Fibromyalgia (FM) is a disorder of unknown aetiology, characterized by chronic widespread pain, stiffness and sleep disturbances. In addition, patients frequently complain of memory and attention deficits. Accumulating evidence suggests that FM is associated with CNS dysfunction and with an altered brain morphology. However, few studies have specifically investigated neuropsychological issues i...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تبریز 1389

in reality, most structures involved in geotechnical engineering are three dimensional in nature, and although in many, plane strain or axisymmetric approximations are reasonable, there are some, for which 3-d treatment is required. the quantity of data, and the size of the various vectors and matrices involved in such analysis, increase dramatically. this has sever implications for computer r...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه مازندران 1388

target tracking is the tracking of an object in an image sequence. target tracking in image sequence consists of two different parts: 1- moving target detection 2- tracking of moving target. in some of the tracking algorithms these two parts are combined as a single algorithm. the main goal in this thesis is to provide a new framework for effective tracking of different kinds of moving target...

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