Web search engines often federate many user queries to relevant structured databases. For example, a product related query might be federated to a product database containing thei...
Correctly generating a structured query (e.g., an XQuery or a SQL query) requires the user to have a full understanding of the database schema, which can be a daunting task. Alter...
— Service Composition is a promising technology for providing on-demand services in dynamic and loosely coupled peerto-peer (P2P) networks. Because of system dynamics, such as th...
An increasing number of applications operate on data obtained from the Web. These applications typically maintain local copies of the web data to avoid network latency in data acc...
This paper presents a linguistic framework for developing a formal knowledge acquisition method. The framework is intended to empower domain experts to specify information require...
Ghang Lee, Charles M. Eastman, Rafael Sacks, Shamk...