Research ArticleOpen accessIn the abstractFlow Based AlgorithmT. Karpagam, V. J. Sudhakar, N. Arunsankar, M. DhanasekaranProblem statement: Network topology design problems find application in several real life scenario. Approach: Most designs in the past either optimize for a single criterion like shortest or cost minimization or maximum flow. Results: This study discussed about solving a multi objective network topology design problem for a realistic traffic model specifically in the pipeline transportation. Here flow based algorithm … …American Journal of Applied Sciences, Vol. 9, Issue 2 · 22 Dec 2011 · 8,482 accessesView PDFCite
Research ArticleOpen accessIn the abstractApplication of Multiple Imputations to Freight Transportation Survey Data: A Case Study of Commodity Flow SurveyTerdsak Rongviriyapanich, Akachut SuppiyatrakulProblem statement: Freight transportation data was indispensable input to transportation planning. In Thailand, efforts had been put to collect freight movement data by conducting road side survey and commodity flow survey. The results of these surveys did not produce consistent volume of shipment due to limited sampling coverage and non-response. Nevertheless, freight distribution patterns, which were derived from these surveys, … …American Journal of Engineering and Applied Sciences, Vol. 4, Issue 3 · 18 Aug 2011 · 7,477 accessesView PDFCite
Research ArticleOpen accessIn the abstractThe Level of Satisfaction of the Health Services Offered by the Comprehensive Health Care CenterMohammad S. Al DamanhouriProblem statement: Health care in Jordan and planning for health policies especially in sector of comprehensive health centers. Approach: This study aimed to explore the level of satisfaction of those who beneficiaries from services which offered by health care center at Suweileh region, west Amman. The study was implemented on four controlled variables: Transportation means to medical center, distance from … …Journal of Social Sciences, Vol. 7, Issue 4 · 10 Aug 2011 · 7,519 accessesView PDFCite
Research ArticleOpen accessIn the abstractHighway Traffic Incident Detection using High-Resolution Aerial Remote Sensing ImagerySeyed Mostafa Mousavi Kahaki, Md. Jan NordinProblem statement: As vehicle population increases, Intelligent Transportation Systems (ITS) become more significant and mandatory in today’s overpopulated world. Vital problems in transportation such as mobility and safety of transportation are considered more, especially in metropolitans and highways. The main road traffic monitoring aims are: the acquisition and analysis of traffic figures, such as number of vehicles, incident detection and … …Journal of Computer Science, Vol. 7, Issue 6 · 15 Jun 2011 · 7,707 accessesView PDFCite
Research ArticleOpen accessIn the abstractModeling of Multi-Level Capacitated Lot-Size Scheduling ProblemZuhaimy Ismail, Diyana Abd Mahad, Tan Siew ChingProblem statement: Lot-size is the clustering of items for transportation or manufacturing processes occurring at the same time. The issue in lot-size problem is to design production processes so that the feasible production quantities are equal to customer demand quantities and the timing of production is such that inventory positions are almost zero. Approach: In this study, we explore the … …American Journal of Applied Sciences, Vol. 8, Issue 3 · 25 Mar 2011 · 7,319 accessesView PDFCite
Research ArticleOpen accessIn the abstractMeasuring the Resiliency of the Manhattan Points of Entry in the Face of Severe DisruptionMayada Omer, Ali Mostashari, Roshanak NilchianiProblem statement: Resilient infrastructure systems are able to continue to provide the expected service levels following disruptive events. Implementing resiliency in infrastructure systems requires knowledge of the current resiliency of the system and a methodology by which different resiliency strategies can be evaluated. In the transportation infrastructure in particular, disruptions cause delays, which will in turn incur substantial economic losses … …American Journal of Engineering and Applied Sciences, Vol. 4, Issue 1 · 15 Mar 2011 · 9,671 accessesView PDFCite
Research ArticleOpen accessIn the abstractEvaluating Agility in Extended Enterprise Systems: A Transportation Network caseMo Mansouri, Anirban Ganguly, Ali MostashariProblem statement: Agility of an enterprise system is considered as its ability to adapt successfully and efficiently to unexpected changes of the environment. Agility is key in effectiveness of enterprise systems and also it is crucial in gaining competitive advantage in global market. Approach: This is particularly true in the case of an Extended Enterprise System (EES), which represents a … …American Journal of Engineering and Applied Sciences, Vol. 4, Issue 1 · 15 Mar 2011 · 8,751 accessesView PDFCite
Research ArticleOpen accessIn the abstractApplications of Conditional Value at Risk to Full Truckload Pricing Under Demand and Service Time UncertaintiesThitima Wonginta, Sompong SirisoponsilpProblem statement: Pricing is one of the fundamental management decisions required by a truckload carrier. Traditional pricing based on an average all relevant costs including fixed and variable costs is not capable of providing adequate margins that prevent losses during operation uncertainties inherent in truckload operation including demand variability and variation in service times. Approach: This study utilizes Conditional Value … …American Journal of Engineering and Applied Sciences, Vol. 4, Issue 1 · 28 Jan 2011 · 8,333 accessesView PDFCite
Research ArticleOpen accessIn the abstractAn Improved Genetic Algorithm for the Traveling Salesman Problem with Multi-RelationsSupat PatvichaichodProblem statement: The aim of this research is to investigate the Traveling Salesman Problems with Multi-Relations (TSPMR) in which each of the vertices has several edges and different weights. The study concerns the weights fluctuated by time in which the problem has more complexity than general TSP problem. However, this type of problem closes to the real-world situation in engineering … …Journal of Computer Science, Vol. 7, Issue 1 · 14 Jan 2011 · 6,924 accessesView PDFCite
Research ArticleOpen accessIn the abstractThe Influence of Information Sharing on Supply Chain ManagementChiang WangProblem statement: Implementing information sharing and coordination can enhance the performance of supply chain management, such as a short response time, minimum cost, low inventory and joint production and transportation. Approach: Through information sharing among all supply chain members, stable long-term relationships can be established and maintained. Results: This study uses a quantitative cost model to identify the interaction among … …Physics International, Vol. 1, Issue 2 · 31 Dec 2010 · 7,602 accessesView PDFCite