This paper considers the theory of database queries on the complex value data model with external functions. Motivated by concerns regarding query evaluation, we first identify re...
This paper introduces a novel type of query, what we name Spatio-temporal Pattern Queries (STP). Such a query specifies a spatiotemporal pattern as a sequence of distinct spatial...
Marios Hadjieleftheriou, George Kollios, Petko Bak...
Many biological information systems rely on relational database management systems (RDBMS) to manage high-throughput biological data. While keeping these data well archived, organ...
In this paper we introduce a formalism which combines reliability and complexity as performance measures for Intelligent Machines. For a given desired reliability, di erent algori...
Unstructured peer-to-peer (P2P) system is the prevalent model in today's P2P system. In such systems, a response is sent along the same path that carried the incoming query m...