529 search results - page 60 / 106 » Improving verbose queries using subset distribution |
SIGMOD
2007
ACM
14 years 8 months ago
2007
ACM
Database queries are often exploratory and users often find their queries return too many answers, many of them irrelevant. Existing work either categorizes or ranks the results t...
PODS
2008
ACM
14 years 8 months ago
2008
ACM
We consider a fundamental flow maximization problem that arises during the evaluation of multiple overlapping queries defined on a data stream, in a heterogenous parallel environm...
MIR
2005
ACM
14 years 1 months ago
2005
ACM
Learning semantics from annotated images to enhance content-based retrieval is an important research direction. In this paper, annotation data are assumed available for only a sub...
PKDD
2009
Springer
14 years 2 months ago
2009
Springer
Subgroup discovery aims at finding subsets of a population whose class distribution is significantly different from the overall distribution. It has previously predominantly been...
STOC
2010
ACM
14 years 21 days ago
2010
ACM
We define a new interactive differentially private mechanism — the median mechanism — for answering arbitrary predicate queries that arrive online. Given fixed accuracy and...