Three attributes of online courses were described in the article: the communication, the structure and the organization, which values characterize every course. All acceptable values of these parameters where outlined as well as a usefulness of this taxonomy for classification of vocational courses was examined.

Due to the tremendous growth in e-learning in recent years, there is a need to address the issue of attrition in online courses. Predictive modeling can help identify students who may be “at-risk” to drop out from an online course. This study examines various categorical classification algorithms and evaluates the accuracy of logistic regression (LR), neural networks (Multilayer Perceptron), an...

in this paper the problem of 3d scene and object classification from depth data is addressed. in contrast to high-dimensional feature-based representation, the depth data is described in a low dimensional space. in order to remedy the curse of dimensionality problem, the depth data is described by a sparse model over a learned dictionary. exploiting the algorithmic information theory, a new def...

This article examines the note on languages in eleven philosophical courses taught Kyiv-Mohyla Academy seventeenth and eighteenth centuries. small textual fragment, which discusses from old newer came, is studied context of Mohylian doctrine signs, especially question whether words are “natural” or “conventional” signs. The author provides a classification under study differences between them. ...