Browsing School of Information Sciences by Author "Yousif, Abdallah"

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A hybrid knowledge-based recommender system for e-learning based on ontology and sequential pattern mining

John K.Tarus; Niu, Zhendong; Yousif, Abdallah (Elsevier, 2017-07)

In recent years, there has been significant growth in the use of online learning resources by learners. However, due to information overload, many learners are experiencing difficulties in retrieving useful and relevant ...
Solving the class imbalance problems using RUSMultiBoost ensemble

Tarus, John K.; Mustafa, Ghulam; Niu, Zhendong; Yousif, Abdallah (Iberian Conference on Information Systems and Technologies, 2015-06)

A data set is considered imbalanced when its class representation is substantially different. Examples of rare class are infrequent and cost more than common class examples in binary class imbalance data sets. Common ...
A survey on sentiment analysis of scientific citations

Tarus, John K.; Niu, Zhendong; Yousif, Abdallah (SprinkerLink, 2017-12-05)

Sentiment analysis of scientific citations has received much attention in recent years because of the increased availability of scientific publications. Scholarly databases are valuable sources for publications and citation ...

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