: Spatial data types or algebras for database systems should (i) be fully general (which means, closed under set operations, hence e.g. a region value can be a set of polygons with...
g Test Suites via Operational Abstraction Michael Harder Jeff Mellen Michael D. Ernst MIT Lab for Computer Science 200 Technology Square Cambridge, MA 02139 USA {mharder,jeffm,mern...
This paper proposes an alternative approach to the standard notion of rational (or regular) expression for tree languages. The main difference is that in the new notion we have on...
The framework of psi-calculi extends the pi-calculus with nominal datatypes for data structures and for logical assertions and conditions. These can be transmitted between processe...
Jesper Bengtson, Magnus Johansson, Joachim Parrow,...
Abstract. Latent Semantic Indexing(LSI) has been proved to be effective to capture the semantic structure of document collections. It is widely used in content-based text retrieval...