We present an enhanced form of untyped object-based inheritance for classless languages, as implemented in our Delta language, comparing to the prevalent practices of delegation a...
In this report we describe the approach of the University of Twente to the 2006 GeoCLEF task. It is based on retrieval by content and the subsequent filtering by geographical rele...
This paper presents a static race detection analysis for multithreaded Java programs. Our analysis is based on a formal type system that is capable of capturing many common synchr...
Many new paradigms of parallel programming have emerged that compete with and complement the standard and well-established MPI model. Most notable, and successful, among these are...
We address the problem of providing integrated access to diverse and dynamic information sources. We explain how this problem di ers from the traditional database integration probl...