Abstract. The principle of compositionality, as standardly defined, regards grammars as compositional that are not compositional in an intuitive sense of the word. There is, for ex...
Persistent programming languages are targetted primarily at application systems involving complex data structures and relationships, as typi ed by Geographical Information Systems...
Semistructured data is not strictly typed like relational or object-oriented data and may be irregular or incomplete. It often arises in practice, e.g., when heterogeneous data so...
Serge Abiteboul, Jason McHugh, Michael Rys, Vasili...
Feature trees have been used to accommodate records in constraint programming and record like structures in computational linguistics. Feature trees model records, and feature cons...
Ahybrid automatonis a formalmodelfor a mixeddiscrete-continuous system. We classify hybrid automata acoording to what questions about their behavior can be answered algorithmically...