Research ArticleOpen accessIn the keywordsOne-Sided Multivariate Tests for High Dimensional DataSamruam ChongcharoenProblem statement: For a multivariate normal population with size smaller than dimension, n<p, the likelihood ratio tests of the null hypothesis that the mean vector was zero with a one-sided alternative were no longer valid because they involved with sample covariance matrix which was singular. Approach: The test statistics for one-sided multivariate hypotheses with n<p were proposed. Results: The simulation … …Journal of Mathematics and Statistics, Vol. 8, Issue 2 · 20 Jun 2012 · 7,261 accessesView PDFCite
Research ArticleOpen accessIn the keywordsGenotoxic Profile of Motor Garage WorkersNandan M. Shastri, Hemlata PantProblem statement: One way to study the effects on an exposed population is to conduct monitoring studies, using relevant biological parameters with a short term manifestation, such as cytogenetic analysis express the damages to the DNA or to the chromosomes resulting from exposure can be identified. The present study was thus designed to elucidate the effect motor garage environment on … …American Journal of Infectious Diseases, Vol. 7, Issue 3 · 15 Oct 2011 · 8,001 accessesView PDFCite
Research ArticleOpen accessIn the keywordsEvaluation of Multiple Input Multiple Output (MIMO) System Capacity with Spatial CorrelationsT. Gunasekaran, K. R. Shankar KumarProblem statement: Today’s wireless technologies just won’t get us to the hyper connectivity of uninterrupted access from any mobile device with unlimited bandwidth at real-time speeds. This is due to the low data throughput and scarcity in spectrum. Approach: Under the condition of uncorrelated antenna elements, capacity of the Multiple Input Multiple Output (MIMO) system can be increased linearly with … …Journal of Computer Science, Vol. 7, Issue 10 · 4 Aug 2011 · 8,108 accessesView PDFCite
Research ArticleOpen accessIn the keywordsRelationship of Specific Training Means and Effort Parameters in Performance Weightlifters' TrainingPotop Vladimir, M. V. UlareanuProblem statement: The researchers introduce the contents of specific training means and the reps number during the training micro-cycles along preparatory and competitive period of the performance weightlifters. Approach: This approach has lead to the organization of a study in Olympic team of weightlifting. The scientific argument is the introduction of the content of the means specific to the performance … …Journal of Social Sciences, Vol. 7, Issue 3 · 18 Jul 2011 · 7,266 accessesView PDFCite
Research ArticleOpen accessIn the keywordsThe Analysis of International Migration towards Economic GrowthFerdous Alam, Chamhuri Siwar, Basri Talib, Rabiul IslamProblem statement: This study discusses the analysis of international migration towards economic growth in Bangladesh. International migration refers to the cross-border movement of people from a mother country to a location outside that mother country, with the purpose of taking up higher income employment, better living conditions, higher education get access to civic amenities and conducting a daily existence there … …American Journal of Applied Sciences, Vol. 8, Issue 8 · 18 Jul 2011 · 7,147 accessesView PDFCite
Research ArticleOpen accessIn the keywordsInfluence of Process Parameters on Electrical Discharge Machined Job Surface IntegrityA.K.M. Asif Iqbal, Ahsan Ali KhanProblem statement: Electrical Discharge Machining (EDM) is the most widely used non conventional machining process for removing material from workpiece by means of a series of repeated electric discharges. Electrical Discharge milling (ED-milling) is an emerging technology where a cylindrical tool electrode follows a programmed path in order to obtain the desired shape of a part. During machining of metals … …American Journal of Engineering and Applied Sciences, Vol. 3, Issue 2 · 30 Jun 2010 · 8,584 accessesView PDFCite
Research ArticleOpen accessIn the keywordsMechanism of Microencapsulation with Urea-Formaldehyde PolymerRochmadi, Agus Prasetya, Wahyu HasokowatiProblem statement: Microcapsule is one of important fine chemical products in the current chemical industries. Better understanding of microencapsulation process is useful to properly design of microcapsule with specific characteristics. The aim of this research is to study the mechanism of Urea-Formaldehyde (UF) microcapsules formation. Approach: Microcapsule was prepared in two steps. The first step was the preparation of oil … …American Journal of Applied Sciences, Vol. 7, Issue 6 · 30 Jun 2010 · 8,715 accessesView PDFCite
Research ArticleOpen accessIn the keywordsConverting of Matter to Nuclear Energy by AB-GeneratorAlexander BolonkinProblem statement: Researcher offered a new nuclear generator which allowed to convert any matter to nuclear energy in accordance with Einstein equation E = mc2. The method was based upon tapping the energy potential of a Micro Black Hole (MBH) and Hawking radiation created by this MBH. Researcher did not meet the idea and its research in literature to develop … …American Journal of Engineering and Applied Sciences, Vol. 2, Issue 4 · 31 Dec 2009 · 8,626 accessesView PDFCite
Research ArticleOpen accessIn the keywordsDiamond Pressing on the Wear Resistance and the State of Heat Treated Alloy Steel SurfacesUbeidulla Al-QawabehaIn manufacturing processes, surfaces and their properties are as important as the bulk properties of the materials. Surface treatment is an important aspect of all manufacturing processes. It has been used to impart certain physical and mechanical properties, such as appearance, corrosion, friction, wear and fatigue resistance. Widely used methods of finishing treatment that create necessary parts with the given … …American Journal of Applied Sciences, Vol. 4, Issue 3 · 31 Mar 2007 · 7,099 accessesView PDFCite
Research ArticleOpen accessIn the keywordsAutomated 3D Particle Field Extraction and Tracking System Using Digital in-line HolographyHesham EldeebDigital holography for 3D particle field extraction and tracking is an active research topic. It has a great application in realizing characterization of micro-scale structures in microelectromechanical systems (MEMS) with high resolution and accuracy. In-line configuration is studied in this study as the fundamental structure of a digital holography system. Digital holographic approach, not only eliminates wet chemical processing and … …Journal of Computer Science, Vol. 2, Issue 2 · 28 Feb 2006 · 6,536 accessesView PDFCite