3 results for “Khalid Al-Omar”

Research ArticleOpen accessIn the author namesA HYBRID METHOD USING LEXICON-BASED APPROACH AND NAIVE BAYES CLASSIFIER FOR ARABIC OPINION QUESTION ANSWERINGKhalid Khalifa, Nazlia OmarOpinion Question Answering (Opinion QA) is the task of enabling users to explore others opinions toward a particular service of product in order to make decisions. Arabic Opinion QA is more challenging due to its complex morphology compared to other languages and has many varieties dialects. On the other hand, there are insignificant research efforts and resources available that focus … …Journal of Computer Science, Vol. 10, Issue 10 · 13 May 2014 · 7,880 accessesView PDF Cite

Research ArticleOpen accessIn the author namesDoes the Size of Personalized Menus Affect User Performance?Khalid Al-Omar, Dimitrios I. RigasProblem statement: To date, researchers have personalized graphical user interfaces for individual users to reduce visual search time. Little research, however, has been directed at understanding the factors which cause approaches to personalization to have positive effects at one time and negative ones at others. Approach: The study reported here investigated empirically the effects of content size on 5 different … …Journal of Computer Science, Vol. 5, Issue 12 · 31 Dec 2009 · 6,599 accessesView PDF Cite