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Monthly Archives: December 2013

A Holographic-based Model for Logistics Resources Integration

Daqing GONG, Shifeng LIU School of Economics & Management, Beijing Jiaotong University, China gongtuipigua@163.com; shfliu@bjtu.edu.cn Abstract: This study investigates the logistics resource integration problem. Based on a comprehensive literature review, we find that there is much room for improvement regarding the robustness problems in logistics resources integration. Logistics resources integration …

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Data Inconsistency and Incompleteness Processing Model in Decision Matrix

Daji ERGU1, Gang KOU2 1 School of Management and Economics, University of Electronic Science and Technology of China, Chengdu, 611731, China ergudaji@163.com 2 School of Business Administration, Southwest University of Finance and Economics of China, Chengdu, 610074, China kougang@swufe.edu.cn Abstract: Data Inconsistency and incompleteness issues of pairwise comparison matrix (PCM) …

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ICT Challenges and Issues in Climate Change Education

Adriana ALEXANDRU, Marilena IANCULESCU, Eleonora TUDORA, Ovidiu BICA I C I Bucharest (National Institute for R & D in Informatics) 8-10 Averescu Blvd. 011455 Bucharest 1, Romania adriana@ici.ro, manina@ici.ro, gilda@ici.ro, ovi@ici.ro Abstract: Climate change is likely to define the global concern of the 21st century. This concern is a huge …

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Input Methods in Mobile Learning Environments

Cătălin BOJA1, Alin ZAMFIROIU2 1 Bucharest University of Economic Studies 6, Piata Romana, 010374, Bucharest, Romania catalin.boja@ie.ase.ro 2 I C I Bucharest (National Institute for R & D in Informatics) 8-10 Averescu Blvd. 011455 Bucharest 1, Romania zamfiroiu@ici.ro Abstract: The latest figures show a clear growth trend in using mobile …

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Solution of the Spare Parts Joint Replenishment Problem with Quantity Discounts Using a Discrete Particle Swarm Optimization Technique

Orlando DURÁN1, Luis PÉREZ2 1 Pontificia Universidad Católica de Valparaiso Valparaiso, Chile orlando.duran@ucv.cl 2 Universidad Técnica Federico Santa Maria Valparaiso, Chile luis.perez@usm.cl Abstract: Joint Replenishment of spare parts is a common practice in several industries, mainly where logistic difficulties exist, such as mining, petroleum and military missions. In addition, quantity …

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Generation of Disassembly Directions Based on Component Mobility

Robert IACOB, Diana POPESCU University Politehnica of Bucharest 313, Splaiul Independentei, 060032 Bucharest 6, Romania robert.iacob@gmail.com, diana@mix.mmi.pub.ro Abstract: The paper presents the development of a new software tool integrated with SolidWorks CAD system for generating feasible disassembly directions based on the concept of mobility operator. In generating the disassembly path …

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Mean-Variance Models with Missing Data

Marius RĂDULESCU1, Constanţa Zoie RĂDULESCU2 1 Institute of Mathematical Statistics and Applied Mathematics Casa Academiei Romane, 13, Calea 13 Septembrie, 050711 Bucharest 5, Romania mradulescu.csmro@yahoo.com 2 I C I Bucharest (National Institute for R & D in Informatics) 8-10 Averescu Blvd. 011455 Bucharest 1, Romania radulescucz@yahoo.com Abstract: A common challenge …

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SADM – An Automated System Based on Data Mining for Credit Scoring

Irina IONIŢĂ Petroleum-Gas University of Ploieşti Blvd. Bucureşti, nr. 39, Ploieşti, 100680, România tirinelle@yahoo.com Abstract: The credit approval represents a complex banking process which requires a significant involvement of the people and departments responsible with the final decision. The decisions taken by the Central Biro as a result of credit …

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Convexification Technique and Portfolio Optimization

Cristinca FULGA1,2 1 The Bucharest University of Economic Studies 6, Piaţa Romană 374 Bucharest 1, Romania fulga@csie.ase.ro 2 “Gheorghe Mihoc-Caius Iacob” Institute of Mathematical Statistics and Applied Mathematics of the Romanian Academy 13, Calea 13 Septembrie, 050711 Bucharest 5, Romania Abstract: In this paper, a general transformation method which converts …

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