The relational model, as proposed by Codd, contained the concept of relations as tables composed of tuples of single valued attributes taken from a domain. In most of the early lit...
Research on Question Answering is focused mainly on classifying the question type and finding the answer. Presenting the answer in a way that suits the user's needs has recei...
We report on the design and evaluation of a visualization tool for Information Retrieval (IR) systems that aims to help the end user in the following respects:
The underlying processes that enable database query execution are fundamental to understanding database management systems. However, these processes are complex and can be difficu...
Brett Allenstein, Andrew Yost, Paul Wagner, Joline...
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 ...