We investigate how random projection can best be used for clustering high dimensional data. Random projection has been shown to have promising theoretical properties. In practice,...
Naive Bayes is often used as a baseline in text classification because it is fast and easy to implement. Its severe assumptions make such efficiency possible but also adversely af...
Jason D. Rennie, Lawrence Shih, Jaime Teevan, Davi...
Clustering algorithms conduct a search through the space of possible organizations of a data set. In this paper, we propose two types of instance-level clustering constraints ? mu...
Formative feedback can provide information about how learners develop their competences in a knowledge domain. This information can determine learners’ progress and is essential...
Adriana J. Berlanga, Marco Kalz, Slavi Stoyanov, P...
Multimedia has become technically easier to create (e.g. recording lectures) but while users can easily bookmark, search, link to, or tag the WHOLE of a podcast or video recording...
Mike Wald, Gary Wills, David E. Millard, Lester Gi...