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Research ArticleOpen accessIn the abstractModelisation of Nitrification under Inhibited Environment by Moving Bed Bio-Film Reactor TechniquePham Thi Hong Duc, Le Van Cat, Jean-Luc VaselProblem statement: Nitrification by Moving Bed Biofilm Reactor (MBBR) involves physical, chemical and biological processes to remove toxic ammonia for aquaculture that are governed by a variety of parameters, like substrate and dissolved oxygen concentrations, organic matters, temperature, pH, alkalinity and turbulence level, which impact negatively or positively on nitrification kinetics. Approach: The situation becomes more serious as the reaction … …American Journal of Environmental Sciences, Vol. 6, Issue 6 · 31 Dec 2010 · 6,951 accessesView PDFCite
Research ArticleOpen accessIn the abstractStrength Pareto Evolutionary Algorithm based Multi-Objective Optimization for Shortest Path Routing Problem in Computer NetworksSubbaraj Potti, Chitra ChinnasamyProblem statement: A new multi-objective approach, Strength Pareto Evolutionary Algorithm (SPEA), is presented in this paper to solve the shortest path routing problem. The routing problem is formulated as a multi-objective mathematical programming problem which attempts to minimize both cost and delay objectives simultaneously. Approach: SPEA handles the shortest path routing problem as a true multi-objective optimization problem with competing … …Journal of Computer Science, Vol. 7, Issue 1 · 16 Dec 2010 · 8,221 accessesView PDFCite
Research ArticleOpen accessIn the abstractA Block-Based Multi-Scale Background Extraction AlgorithmSeyed Hashem Davarpanah, Fatimah Khalid, Maryam GolchinProblem statement: To extract the moving objects, vision-based surveillance systems subtract the current image from a predefined background image. The efficiency of these systems mainly depends on accuracy of the extracted background image. It should be able to adapt to the changes continuously. In addition, especially in real-time applications the time complexity of this adaptation is a critical matter. Approach: … …Journal of Computer Science, Vol. 6, Issue 12 · 6 Nov 2010 · 7,219 accessesView PDFCite
Research ArticleOpen accessIn the abstractActivity Surveillance and Hawthorne Effect to Prevent Programming PlagiarismSufian Idris, Norijah Hussin, Syahanim Mohd Salleh, Hairulliza Mohamad JudiProblem statement: Course instructors are facing serious problems in dealing with students who plagiarize programs especially when the number of students in the course is high. Among the proposed approach to handle this problem is by using automatic detection of plagiarism in programming projects. Preventive action is required rather than curing the problem so that programming students get the right … …Journal of Computer Science, Vol. 6, Issue 11 · 26 Oct 2010 · 7,303 accessesView PDFCite
Research ArticleOpen accessIn the abstractThai Local Entertainment of Local Community in Mae-Klong River Basin: Knowledge Management for Inheriting Local Culture of Primary SchoolSaksin Chongdarakul, Songkun Chankajon, Ratchanon SupapongpichaitProblem statement: Local entertainment was an activity providing the pleasure, joyfulness and recreation. The objectives of this research were to study: (1) the historical background of cultural factor and body of knowledge in local entertainment, (2) the usefulness in inheriting and problems in Thai Local Entertainment and (3) the knowledge management model of Thai Local Entertainment in Primary School for … …Journal of Social Sciences, Vol. 6, Issue 3 · 30 Sep 2010 · 7,661 accessesView PDFCite
Research ArticleOpen accessIn the abstractProducing Television Agriculture Program: Issues and Problems among Malaysian Television ProducersMd. Salleh Hassan, Hayrol Azril Mohamed Shaffril, Bahaman Abu Samah et al.Problem statement: One of the developing sectors in Malaysia is agriculture. Agriculture doubtlessly has assisted this country in terms of enhancing the economic level, offering a huge number of employment opportunities and uplifting the socio-economy status of the community. To ensure the sustainability of this sector to the country, we must ensure that the valuable agriculture information is continuously provided … …Journal of Social Sciences, Vol. 6, Issue 3 · 30 Sep 2010 · 8,165 accessesView PDFCite
Research ArticleOpen accessIn the abstractForecasting Financial Market Annual Performance Measures: Further Evidence+Edward J. Lusk, Michael Halperin, Atanas Tetikov, Niya StefanovaProblem statement: Forecasting is simple; producing accurate forecasts is the essential task. Experience suggests that financial managers often assume that because models used in forecasting are appropriate that they are effective. This study addresses this assumption. Effective is taken to mean forecasts where the Absolute Percentage Error (APE) is equal to or less than 10%. It has been reported that … …American Journal of Economics and Business Administration, Vol. 2, Issue 3 · 30 Sep 2010 · 7,532 accessesView PDFCite
Research ArticleOpen accessIn the abstractStroke Motion Learning for a Humanoid Robotic Ping-Pong Player Using a Novel Motion Capture SystemC. H. Lai, T.I. James TsayProblem statement: Human ping-pong players determine the stroke trajectory according to their experience before the ball enters their court. However, to enable a humanoid robot to select the appropriate stroke motion based on skills learned from 3D motion, important patterns must be generated to simplify the complex 3D motion. Approach: This study developed an effective strategy for teaching ping-pong skills … …Journal of Computer Science, Vol. 6, Issue 8 · 31 Aug 2010 · 7,384 accessesView PDFCite
Research ArticleOpen accessIn the abstractA Model of Appropriate Self-Adjustment of Farmers who Grow Para Rubber (Hevea brasiliensis) in Northeast ThailandMontri Srirajlao, Worapol Aengwanich, Subunn IeamvijarnProblem statement: Para Rubber was an economic wood growing in Northeast Thailand playing economic and social role. The objectives of this research were to study: (1) the economic, social and cultural lifestyle and (2) the appropriate adjustment model of agriculturists or farmers growing Para Rubber in Northeast Thailand. Approach: The research area covered 6 provinces: Mahasarakam, Roi-ed, Khon Kaen, Nongkai, … …Journal of Social Sciences, Vol. 6, Issue 2 · 30 Jun 2010 · 8,114 accessesView PDFCite
Research ArticleOpen accessIn the abstractCardiac Depression Produced by L-Arginine and Phosphodiestrase Inhibitor on Isolated Mammalian Rabbit Heart: Function of Cyclic Guanosine Monophosphate (cGMP)Hussein F. Sakr, Fahaid Al-Hashem, Mahmoud Al-Khateeb et al.Problem statement: Cyclic guanosine 3',5'-monophosphate cGMP is one the important second messengers that determines the cardiomyocyte activity and its role in healthy and diseased cardiac muscle is still controversial. We are reporting the effect of adding L-arginine, the NO donor that stimulates cGMP production and Sildenafil citrate (phosphodiestrase inhibitor) that inhibits cGMP hydrolyis on isolated rabbit’s heart to answer: Is … …American Journal of Pharmacology and Toxicology, Vol. 5, Issue 2 · 30 Jun 2010 · 8,184 accessesView PDFCite