Unlike simple questions, complex questions cannot be answered by simply extracting named entities. These questions require inferencing and synthesizing information from multiple d...
Early question and answering (QA) systems focused on keyword search among documents for answers. However, such systems can only answer fact-based questions. It becomes clear that ...
The performance of question answering system is evaluated through successive evaluations campaigns. A set of questions are given to the participating systems which are to find the...
Guillaume Bernard, Sophie Rosset, Martine Adda-Dec...
We describe a new version of our question answering system, which was applied to the questions of the 2007 CLEF Question Answering Dutch monolingual task. This year, we made three ...
Valentin Jijkoun, Katja Hofmann, David Ahn, Mahboo...
The INEX query languages allow the extraction of fragments from selected documents. This power is not much used in INEX queries. The paper suggests reasons why, and considers which...