Abstract

References

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[ 24] Zhu H., Chen E., Xiong H., Cao H ., and Tian J., Ranking user A uthority with Relevant K nowledge Categories for Expert Finding , World Wide Web , vol. 17, no. 5, pp. 1081-1107, 2014. Muhammad Faisal is a PhD. Candidate in Department of Computer Science at International Islamic University, Islamabad. His current research interests include: Information retrieval techniques for online discussion forums, Movie Recommender systems and mining social web data. Ali Daud is working as Assistant Professor in the Department of Computer Science at International Islamic University, Islamabad. He obtained his PhD degree from Tsinghua University in 2010. He is head of Data Mining and Information Retrieval Group. His current research interests include: text mining, social networks analysis and applications of probabilistic topic models . The International Arab Journal of Information Technology, Vol. 14, No. 1, January 2017 126 AbuBakr Akramis MS (CS) student in Department of Computer Science at COMSATS Institute of IT, Attock. His current research interests include: Mining social forums data and Recommender systems.