1244 search results - page 74 / 249 » Searching in Higher Dimension |
VLDB
2007
ACM
14 years 10 months ago
2007
ACM
Given a multidimensional point q, a reverse k nearest neighbor (RkNN) query retrieves all the data points that have q as one of their k nearest neighbors. Existing methods for proc...
WSDM
2009
ACM
14 years 4 months ago
2009
ACM
We study the problem of answering ambiguous web queries in a setting where there exists a taxonomy of information, and that both queries and documents may belong to more than one ...
WINE
2009
Springer
14 years 4 months ago
2009
Springer
In sponsored search auctions advertisers typically pay a fixed amount per click that their advertisements receive. In particular, the advertiser and the publisher enter into a con...
SIGIR
2009
ACM
14 years 4 months ago
2009
ACM
In numerous everyday domains, it has been demonstrated that increasing the number of options beyond a handful can lead to paralysis and poor choice and decrease satisfaction with ...
ISI
2007
Springer
14 years 4 months ago
2007
Springer
— Often document dissemination is limited to a “need to know” basis so as to better maintain organizational trade secrets. Retrieving documents that are off-topic to a user...