38 search results - page 7 / 8 » Qualified Answers That Reflect User Needs and Preferences |
SIGMOD
2012
ACM
11 years 8 months ago
2012
ACM
We study the notion of regret ratio proposed in [19] to deal with multi-criteria decision making in database systems. The regret minimization query proposed in [19] was shown to h...
ICCSA
2007
Springer
13 years 7 months ago
2007
Springer
Natural language interfaces to databases are considered one of the best alternatives for final users who wish to make complex, uncommon and frequent queries, which is a very common...
AAAI
2008
13 years 8 months ago
2008
Search engines present fix-length passages from documents ranked by relevance against the query. In this paper, we present and compare novel, language-model based methods for extr...
SSD
2009
Springer
14 years 9 days ago
2009
Springer
The standard database mechanisms for concurrency control, which include transactions and locking protocols, do not provide the support needed for updating complex geographic data i...
SIGGRAPH
2003
ACM
13 years 11 months ago
2003
ACM
eLearning is developing at an ever increasing rate as universities and colleges recognize its vast potential to reach a deeper and fragmented student pool. For a while, eLearning ...