We present in this paper an integrated service discovery framework based on Non-negative Matrix Factorization (NMF). NMF provides an effective means to cluster high-dimensional sparse data with both high clustering accuracy and good interpretability of the clustering result. This makes NMF especially suitable for service community discovery by clustering the Web service description data. Nevert...

background a number of developing countries have contracted out public health facilities to the non-government organizations (ngos) in order to improve service utilization. however, there is a paucity of in-depth qualitative information on barriers to access services as a result of contracting from service users’ perspective. the objective of this study was to explore perceived barriers to util...

Community service learning at the university level is often conceived of as a mechanism for introducing privileged young adults to people with whom they have never interacted and experiences they have never had. American universities and courses involving community service learning are increasingly filling, however, with undergraduates who are members of the identity categories to which the com...