423 search results - page 54 / 85 » On Multiple Query Optimization in Data Mining |
ICDE
2009
IEEE
14 years 2 months ago
2009
IEEE
— Existing stream processing systems are optimized for a specific metric, which may limit their applicability to diverse applications and environments. This paper presents XFlow...
ICDM
2009
IEEE
14 years 2 months ago
2009
IEEE
—One common approach to active learning is to iteratively train a single classifier by choosing data points based on its uncertainty, but it is nontrivial to design uncertainty ...
DEBU
2002
13 years 7 months ago
2002
An increasing number of business users and software applications need to process information that is accessible via multiple diverse information systems, such as database systems,...
ICDM
2010
IEEE
13 years 5 months ago
2010
IEEE
We study the retrieval task that ranks a set of objects for a given query in the pairwise preference learning framework. Recently researchers found out that raw features (e.g. word...
VLDB
2004
ACM
14 years 29 days ago
2004
ACM
When query optimizers erroneously assume that database columns are statistically independent, they can underestimate the selectivities of conjunctive predicates by orders of magni...