Data warehouse refreshment is often viewed as a problem of maintaining materialized views over operational sources. In this paper, we show that the data warehouse refreshment proc...
Athanasios Vavouras, Stella Gatziu, Klaus R. Dittr...
Internet systems provide a variety of ways to exchange information, contain large amounts and variety of data, and have become quite complex, making them vulnerable to attacks fro...
We address the problem of query rewriting for TSL, a language for querying semistructured data. We develop and present an algorithm that, given a semistructured query q and a set ...
A new method for tracking contours of moving objects in clutter is presented. For a given object, a model of its contours is learned from training data in the form of a subset of ...
This paper examines the problem of building scalable, fault-tolerant distributed systems from collections of communicating process groups, while maintaining well-defined end-to-en...