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340 results for “cost model”
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Research ArticleOpen accessIn the abstractA CLUSTERING-BASED HYBRID REPLICA CONTROL PROTOCOL FOR HIGH AVAILABILITY IN GRID ENVIRONMENTRohaya Latip, Zulaile Mabni, Hamidah Ibrahim et al.In recent years, with the emergence of grid computing system, the number of distributed sites has become very large. When thousands of sites involved in a grid computing system, data replication can improve data availability, communication cost and provide fault-tolerance in the system. In the literature, many replica control protocols have been proposed for managing replicated data. However, in large … …Journal of Computer Science, Vol. 10, Issue 12 · 24 Dec 2014 · 8,490 accessesView PDFCite
Research ArticleOpen accessIn the abstractIMPACT OF DEREGULATION OF THE JAMAICA MOBILE PHONE MARKET ON CALLING RATESAbdullahi O. AbdulkadriDeregulation of the telecommunications industry has led to a phenomenal growth in mobile phone service subscription in Jamaica with penetration rate reaching more than 100% within a decade of the start of deregulation. Consumers have benefited with significant cuts in rates for mobile phone service following the entry of new service providers. This study models the competition among old and … …American Journal of Economics and Business Administration, Vol. 6, Issue 2 · 26 Aug 2014 · 7,697 accessesView PDFCite
Research ArticleOpen accessIn the abstractDEVELOPMENT OF ARCHIMEDEAN’S PIPE-SCREW FOR THAI SAIL WINDPUMPRonnakorn Thepwong, Issaree Hansacharoonroj, Joseph Khedari et al.This study describes new considerations in the design and development of Archimedean’s Pipe-Screw especially for water pumping in case of low head high volume form open farm pond at Rajamangala University of Technology Rattanakosin, Thailand. The objectives of this research is to develop an Archimedean’s Pipe-Screw especially for water pumping in case of low head high volume form open farm … …American Journal of Environmental Sciences, Vol. 10, Issue 3 · 22 Apr 2014 · 7,359 accessesView PDFCite
Research ArticleOpen accessIn the abstractA COMPARISION OF VARIOUS EDGE DETECTION TECHNIQUES IN MOTION PICTURE FOR IDENTIFYING A SHARK FISHShrivakshan Gopal Thiruvangadan, Chelliah ChandrasekarThe significant feature of detecting the motion image objects in this study it try identify the shark fish videos by removing the Background of the image. The main method involved in the detecting from the background is the foreground detection of the image. There are many techniques which usually ignore the fact that the background images consist of different image … …Journal of Computer Science, Vol. 9, Issue 11 · 18 Sep 2013 · 6,697 accessesView PDFCite
Research ArticleOpen accessIn the abstractApplying a Just-in-Time Integrated Supply Chain Model with Inventory and Waste Reduction ConsiderationsLi-Hsing Ho, Wei-Feng KaoJust-In-Time (JIT) has been playing an important role in supply chain environments. Countless firms have been applying JIT in production to gain and maintain a competitive advantage. This study introduces an innovative model which integrates inventory and quality assurance in a JIT supply chain. This approach assumes that manufacturing will produce some defective items and those products will not influence … …American Journal of Applied Sciences, Vol. 10, Issue 7 · 4 Jul 2013 · 6,994 accessesView PDFCite
Research ArticleOpen accessIn the abstractDesign of Object-Oriented Debugger Model by Using Unified Modeling LanguageNor Fazlida Mohd Sani, Noor Afiza Mohd Ariffin, Rodziah AtanDebugging on computer program is a complex cognitive activity. Although it is complex, it’s still one of the popular issues in computer programming task. It is a difficult task, which is to understand what the error is and how to solve such error? In computer programming the difficulty is to understand the Object-Oriented programming concept together with the programming logic. … …Journal of Computer Science, Vol. 9, Issue 1 · 22 Jan 2013 · 7,173 accessesView PDFCite
Research ArticleOpen accessIn the abstractNetwork Planning and Optimization for Multi-Hop Relay Placement in WiMAX NetworksChitapong Wechtaison, Chutima PrommakProblem statement: Wireless access networks can provide high level of quality of services at low network installation budget if the networks are planned by using proper methods. In this research, we developed efficient network planning methods for Wireless Interoperability for Microwave Access (WiMAX) networks in which the multiple hops of relay stations are deployed. Approach: An integer linear programming model … …Journal of Computer Science, Vol. 8, Issue 9 · 9 Aug 2012 · 7,463 accessesView PDFCite
Research ArticleOpen accessIn the abstractFactors Affecting Profitability of Layer Hens EnterprisesEbraheem Altahat, Ali AL-Sharafat, Mohammad AltarawnehProblem statement: Layer hen enterprises suffer from low profitability or losses in many of developing countries all over the world. Jordan is not an acceptance. Approach: This study aimed at investigating the influence of ten main factors affecting the profitability of layer hen producers. The investigated factors include price of purchased pullet, feed price, cost of labor, cost of veterinary … …American Journal of Agricultural and Biological Sciences, Vol. 7, Issue 1 · 7 Mar 2012 · 9,553 accessesView PDFCite
Research ArticleOpen accessIn the abstractEstimation of Pan Coefficient using M5 Model TreePakorn Ditthakit, Chaiyuth ChinnarasriProblem statement: Pan Evaporation has extensively been used for estimating reference Evapotranspiration (ETo) due to its simplicity, low cost, ease of data interpretation and application and suitability for locations with limited availability of meteorological data. With this method, the pan coefficient (Kp) is a key element to be determined as well as the pan Evaporation (Ep) data. Approach: This study … …American Journal of Environmental Sciences, Vol. 8, Issue 2 · 29 Feb 2012 · 8,116 accessesView PDFCite
Research ArticleOpen accessIn the abstractIntegrated Electricity Planning Comprise Renewable Energy and Feed-In TariffHo Wai Shin, Haslenda HashimProblem statement: Mitigation of global warming and energy crisis has called upon the need of an efficient tool for electricity planning. This study thus presents an electricity planning tool that incorporates RE with Feed in-Tariff (FiT) for various sources of Renewable Energy (RE) to minimize grid-connected electricity generation cost as well as to satisfy nominal electricity demand and CO2 emission … …American Journal of Engineering and Applied Sciences, Vol. 5, Issue 1 · 28 Feb 2012 · 8,701 accessesView PDFCite