With the dramatic development of web technologies, tremendous amount of information become available to users. The great advantages of the web are the ease with which information c...
We introduce a numerical measure on sets of partitions of finite sets that is linked to the Goodman-Kruskal association index commonly used in statistics. This measure allows us t...
In this paper we tackle the main problem presented by the majority of Information Visualization techniques, that is, the limited number of data items that can be visualized simulta...
Electronic commerce applications have special features compared to conventional information systems. First, because electronic commerce usually involves yet nonexisting business a...
Creating an ontology and populating it with data are both labor-intensive tasks requiring a high degree of expertise. Thus, scaling ontology creation and population to the size of ...