We present a system, ConEx, for monitoring query execution in a relational database management system. ConEx offers a unified view of query execution, providing continuous visual ...
A distributed system for approximate query answering on sensor network data is proposed, where a suitable compression technique is exploited to represent data and support query an...
The performance of Information Retrieval in the Question Answering system is not satisfactory from our experiences in TREC QA Track. In this article, we take a comparative study t...
This paper introduces the Ariadne Corpus Management System. First, the underlying data model is presented which enables users to represent and process heterogeneous data sets with...
This demonstration presents Cloudy, a modular cloud storage system. Cloudy provides a highly flexible architecture for distributed data storage and is designed to operate with mu...
Donald Kossmann, Tim Kraska, Simon Loesing, Stepha...