Safia Barikzai

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This project has several facets, including issues of integration, standards for open courseware, and courseware inter-operability. These courseware engineering issues are relevant in many contexts but this project seeks to investigate the relevance of these issues specifically to collaborative learning environments. The courseware engineering issues are(More)
In this paper, several ensemble cancer survivability predictive models are presented and tested based on three variants of AdaBoost algorithm. In the models we used Random Forest, Radial Basis Function Network and Neural Network algorithms as base learners while AdaBoostM1, Real AdaBoost and MultiBoostAB were used as ensemble techniques and ten other(More)
Previous studies investigated various issues and concerns related to Facebook, but lacks to compare between the importance of these concerns. This study contributes in filling this research gap by (i) consolidating the key issues and concerns and confirming their importance to Facebook users, (ii) examining the relative importance ranking of these issues(More)
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