152 search results - page 2 / 31 » Enhancing Relevance Models with Adaptive Passage Retrieval |
SIGIR
2008
ACM
13 years 5 months ago
2008
ACM
The approach of using passage-level evidence for document retrieval has shown mixed results when it is applied to a variety of test beds with different characteristics. One main r...
CICLING
2007
Springer
13 years 11 months ago
2007
Springer
The need of having a Passage Retrieval (PR) system for Arabic texts is due essentially to our aim to build an Arabic Question Answering (QA) system in our research team. We have ch...
SIGIR
2011
ACM
12 years 8 months ago
2011
ACM
Using relevance feedback can significantly improve (ad hoc) retrieval effectiveness. Yet, if little feedback is available, effectively exploiting it is a challenge. To that end,...
LREC
2010
13 years 6 months ago
2010
Spoken Document Retrieval (SDR) is a promising technology for enhancing the utility of spoken materials. After the spoken documents have been transcribed by using a Large Vocabula...
SIGIR
2005
ACM
13 years 11 months ago
2005
ACM
State-of-the-art question answering (QA) systems employ termdensity ranking to retrieve answer passages. Such methods often retrieve incorrect passages as relationships among ques...