We consider the problem of learning a labeled graph from a given family of graphs on n vertices in a model where the only allowed operation is to query whether a set of vertices i...
In the information age, the availability of data on consumer profiles has opened new possibilities for companies to increase their revenue via data mining techniques. One approach...
Abstract. Among many other knowledge representations formalisms, Ontologies and Formal Concept Analysis (FCA) aim at modeling ‘concepts’. We discuss how these two formalisms ma...
Philipp Cimiano, Andreas Hotho, Gerd Stumme, Julie...
Abstract. Managing knowledge is a difficult and slippery enterprise. A wide variety of technologies have to be invoked in providing support for knowledge requirements, ranging fro...
Abstract. In this paper, several one-class classification methods are investigated in pixel space and PCA (Principal component Analysis) subspace having in mind the need of finding...