586 search results - page 82 / 118 » Ranking queries on uncertain data |
ICC
2009
IEEE
13 years 5 months ago
2009
IEEE
Abstract--The highly dynamic nature of infrastructureless adhoc networks poses new challenges during resource discovery. In this paper, we propose a novel algorithm for resource di...
JCDL
2004
ACM
14 years 1 months ago
2004
ACM
With the growth of digital music, content-based music retrieval (CBMR) has attracted increasingly attention. For most CBMR systems, the task is to return music objects similar to ...
PVLDB
2008
13 years 7 months ago
2008
We study the efficient evaluation of top-k queries over data items, where the score of each item is dynamically computed by applying an item-specific function whose parameter valu...
IAT
2006
IEEE
14 years 1 months ago
2006
IEEE
We present a universal mechanism that can be combined with existing trust models to extend their capabilities towards efficient modelling of the situational (contextdependent) tr...
SIGMOD
2010
ACM
13 years 2 months ago
2010
ACM
We propose and study a new ranking problem in versioned databases. Consider a database of versioned objects which have different valid instances along a history (e.g., documents i...