The GRASIM (Graph-Aided Similarity calculation) algorithm is designed to solve the problem of ontology-based data matching. We subdivide the matching problem into the ones of restr...
This paper analyses reported difficulties in spatial data retrieval from Internet portals, based on results from an empirical survey. The analysis reveals the problems which cause ...
In this paper a new approach for achieving the conceptual matching between user queries and web documents is presented. The key of the proposed system is to use FIS-CRM (Fuzzy Int...
In this paper we present SEMA tool for the automatic mapping of ontologies. The main purpose of SEMA is to locate one to one equivalence correspondences (mappings) between elements...
Vassilis Spiliopoulos, Alexandros G. Valarakos, Ge...