String expression analysis conservatively approximates the possible string values generated by a program. We consider the validation of a context-free grammar obtained by the analy...
Converting a natural language query sentence into a formal database query is a major challenge. We have constructed NaLIX, a natural language interface for querying XML data. Throu...
Workflow technology has emerged as an appropriate platform for consolidating the distributed information resources of an enterprise, promoting interoperability across cross-platfo...
Finding an appropriate data transformation between two schemas has been an important problem. In this paper, assuming that an edit script between original and updated DTDs is avai...
Abstract. Access control for semi-structured data is nontrivial, as witnessed by the number of access control approaches in recent literature. Recently a case has been made for exp...