7285 search results - page 1373 / 1457 » On Challenges for Information Management Technology |
SIGIR
2010
ACM
15 years 1 months ago
2010
ACM
Pseudo-relevance feedback is an effective technique for improving retrieval results. Traditional feedback algorithms use a whole feedback document as a unit to extract words for ...
SIGIR
2010
ACM
15 years 1 months ago
2010
ACM
Evaluation metrics play a critical role both in the context of comparative evaluation of the performance of retrieval systems and in the context of learning-to-rank (LTR) as objec...
SIGIR
2010
ACM
15 years 1 months ago
2010
ACM
Web-based social systems enable new community-based opportunities for participants to engage, share, and interact. This community value and related services like search and advert...
SIGIR
2010
ACM
15 years 1 months ago
2010
ACM
The collective contributions of billions of users across the globe each day result in an ever-changing web. In verticals like news and real-time search, recency is an obvious sign...
CAISE
2006
Springer
15 years 1 months ago
2006
Springer
Abstract. Data Warehouse (DWH) systems are used by decision makers for performance measurement and decision support. Currently the main focus of the DWH research field is not as mu...