On the Semantic Web, data will inevitably come from many different ontologies, and information processing across ontologies is not possible without knowing the semantic mappings be...
AnHai Doan, Jayant Madhavan, Robin Dhamankar, Pedr...
In this paper, we present a general architecture and a new retrieval method for an educational system that is based on a knowledge base of existing recorded lectures. The extracti...
Search nodes are single-purpose components of large Web search engines and their efficient implementation is critical to sustain thousands of queries per second and guarantee indi...
Digital Libraries are complex information systems that involve rich sets of digital objects and their respective metadata, along with multiple organizational structures and servic...
Adaptation and personalization services of the information offered to the users in open e-learning environments are considered to be the turning point of recent research efforts. ...