This work explains theories, models, and applications of semantic web research, focusing on mobile ontologies and agents, fuzzy databases, and new approaches to retrieval and evaluation in semantic web. Some specific topics covered include service provisioning through real world objects, ontology driven document identification in semantic web, a fuzzy ontology generation framework from fuzzy relational databases, and semantic-based Bluetooth-RFID interaction for advanced resource discovery in pervasive contexts. Lytras is affiliated with the U. of Patras, Greece. Sheth is affiliated with Wright State U. Annotation 穢2010 Book News, Inc., Portland, OR (booknews.com)