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35 results for “Ahmed Ibrahim”
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Research ArticleOpen accessIn the author namesSEMANTIC CONFLICTS DETECTION OF HETEROGENEOUS MESSAGES OF WEB SERVICES: CHALLENGES AND SOLUTIONWan Nurhayati Wan Ab. Rahman, Rodziah Atan, Abdul Azim Abdul Ghani, Ibrahim Ahmed Al-BaltahService Oriented Architecture (SOA) is a new design style that has promised to alleviate the semantic interoperability problem between Web services. Exchanging the messages seamlessly between heterogeneous Web services is required but, it is still difficult due to data heterogeneity. As a result, a noticeable number of works has been proposed with the aim of solving this problem, but yet, … …Journal of Computer Science, Vol. 10, Issue 8 · 22 Mar 2014 · 7,720 accessesView PDFCite
Research ArticleOpen accessIn the author namesPERFORMANCE ANALYSIS OF ADHOC ON DEMAND DISTANCE VECTOR PROTOCOL WITH BLACKHOLE ATTACK IN WSNMuhammad Ibrahim Channa, Kamalrulnizam Abu Bakar, Adnan AhmedThe security is major challenging issue in wireless sensor network applications because they are operated in public and unrestrained areas which also makes difficult to protect against tampering or captured by an adversary force that can launch insider attacks to make a node compromised. One type of such attack is black hole attack. Existing AODV routing protocol does not have … …Journal of Computer Science, Vol. 10, Issue 8 · 26 Feb 2014 · 7,588 accessesView PDFCite
Research ArticleOpen accessIn the author namesINVESTIGATION OF STABILITY OF KOREAN GINSENG IN HERBAL DRUG PRODUCTLatifa Bashir Babiker, Elrasheed Ahmed Gadkariem, Riyadh Mohammed Alashban, Haya Ibrahim ALjoharThis study was designed to investigate long term stability of K-Gin capsules, a herbal medication that contains korean ginseng. Stability studies ensuring the maintenance of product quality, safety and efficacy throughout the shelf life are considered as pre-requisite for the acceptance and approval of any pharmaceutical product. Conducting long term stability studies following the guidelines issued by ICH, WHO and … …American Journal of Applied Sciences, Vol. 11, Issue 1 · 18 Dec 2013 · 9,221 accessesView PDFCite
Research ArticleOpen accessIn the author namesConstitutive Androstane Receptor Dependent and Independent Modulation of CYP3A2, CYP1A2 by Phenobarbital and Fibrate in Rats’ LiverMohamed Mohamed Ahmed, Mustafa Shukry, Zein Shaban Ibrahim et al.Cytochrome P450 enzymes, CYP3A and CYP1A are major drug metabolizing enzymes in the liver. CYP3A enzymes have a major role in the metabolism of 30-40% of all used drugs. CYP1A2 is a key enzyme having an important role in the metabolic clearance of 5% of currently marketed drugs. CYP1A2 participates in the metabolic activation of chemical mutagens in cooked food, … …American Journal of Biochemistry and Biotechnology, Vol. 9, Issue 3 · 21 Sep 2013 · 7,381 accessesView PDFCite
Research ArticleOpen accessIn the author namesImprovement of Image Matching by using the Proximity Criterion: Application to Omnidirectional and Perspective ImagesIbrahim Guelzim, Ahmed Hammouch, Driss AboutajdineProblem statement: In computer vision, matching is an important phase for several applications (object reconstruction, robot navigation ...). The similarity measures used provided results which could be improved. Approach: This research proposed to improve image matching by using the proximity criterion. The similarity measures used mutual information and correlation coefficient. The matching was done between neighborhoods of points of interest … …Journal of Computer Science, Vol. 7, Issue 8 · 15 Jul 2011 · 6,672 accessesView PDFCite
Research ArticleOpen accessIn the author namesCollaborative Caching Architecture for Continuous Query in Mobile DatabaseMohamed Ahmed Elfaki, Hamidah Ibrahim, Ali Mamat, Mohamed OthmanProblem statement: Cooperative caching, which allows sharing and coordination of cached data among clients, is a potential technique to improve the data access performance and availability in mobile ad hoc networks. However, variable data sizes, frequent data updates, limited client resources, insufficient wireless bandwidth and client’s mobility make cache management faces many challenges. Approach: In this study, we propose a … …American Journal of Economics and Business Administration, Vol. 3, Issue 1 · 7 Jan 2011 · 8,875 accessesView PDFCite
Research ArticleOpen accessIn the author namesComparison of the Bayesian and Maximum Likelihood Estimation for Weibull DistributionAl Omari Mohammed Ahmed, Hadeel Salim Al-Kutubi, Noor Akma IbrahimProblem statement: The Weibull distribution has been widely used especially in the modeling of lifetime event data. It provides a statistical model which has a wide variety of applications in many areas, and the main advantage is its ability in the context of lifetime event, to provide reasonably accurate failure analysis and failure forecasts especially with extremely small samples. The … …Journal of Mathematics and Statistics, Vol. 6, Issue 2 · 30 Jun 2010 · 10,955 accessesView PDFCite
Research ArticleOpen accessIn the author namesMyocardial-Infraction Based on Intelligent TechniquesIbrahim Abdulrab AhmedProblem statement: Heart disease is the leading cause of death in the world. One of the most common types of heart diseases is Myocardial-Infraction. The ability to automatically identify Myocardial-Infraction from cardiac profiles test is important for clinical diagnosis and treatment. Approach: The aim of this study is to see whether the heart is healthy or not, in another words … …American Journal of Applied Sciences, Vol. 7, Issue 3 · 31 Mar 2010 · 7,607 accessesView PDFCite
Research ArticleOpen accessIn the author namesFixed Representative Colors Feature Extraction Algorithm for Moving Picture Experts Group-7 Dominant Color DescriptorAhmed Ibrahim, Ala'a Al-Zou'bi, Raed Sahawneh, Maria MakhadmehProblem statement: MPEG-7 has defined a set of color descriptors for the multimedia contents; one of these descriptors is the Dominant Color Descriptor (DCD). The DCD adopted the Generalized Lloyd Algorithm (GLA) as a feature extraction technique. However, using this algorithm in image retrieval systems may produce perceptually irrelevant images in the ranked results. Approach: In this study, we proposed … …Journal of Computer Science, Vol. 5, Issue 11 · 30 Nov 2009 · 7,542 accessesView PDFCite
Research ArticleOpen accessIn the author namesPattern of Survival and Mortality of Mangrove Populations Grown at Al-Jubail Area (Saudi Arabia) of the Arabian GulfAkram Ali, Ahmed Alfarhan, Ernest Robinson, Ibrahim AldjainThe life table and fecundity schedule were produced for [Avicennia marina (Forsk.) Vierh] populations of four habitat types at Al-Jubail area, KSA. These types are sand mounds, salt flats, shoreline and intertidal sites. Survivorship (lx) was least in sand mounds and similar in all other sites. Age-specific-mortality rates (qx) where parallel in the flower bud, flower, fruiting and seedling stages … …American Journal of Agricultural and Biological Sciences, Vol. 3, Issue 3 · 30 Sep 2008 · 7,866 accessesView PDFCite