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» An On-line Problem Database
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PODS
2006
ACM
177views Database» more  PODS 2006»
16 years 6 months ago
Equivalence of queries combining set and bag-set semantics
The query equivalence problem has been studied extensively for set-semantics and, more recently, for bag-set semantics. However, SQL queries often combine set and bag-set semantic...
Sara Cohen
WEBDB
2009
Springer
115views Database» more  WEBDB 2009»
16 years 1 months ago
A Machine Learning Approach to Foreign Key Discovery
We study the problem of automatically discovering semantic associations between schema elements, namely foreign keys. This problem is important in all applications where data sets...
Alexandra Rostin, Oliver Albrecht, Jana Bauckmann,...
CRV
2005
IEEE
134views Robotics» more  CRV 2005»
16 years 9 days ago
Segment-Based Hand Pose Estimation
The work presented here solves two major problems of hand pose recognition: (A) determining what pose is shown in a given, input picture and (B) detecting the presence of a known ...
Christopher Schwarz, Niels da Vitoria Lobo
ICDM
2003
IEEE
141views Data Mining» more  ICDM 2003»
15 years 12 months ago
Association Rule Mining in Peer-to-Peer Systems
We extend the problem of association rule mining – a key data mining problem – to systems in which the database is partitioned among a very large number of computers that are ...
Ran Wolff, Assaf Schuster
SIGMOD
2010
ACM
213views Database» more  SIGMOD 2010»
15 years 11 months ago
On active learning of record matching packages
We consider the problem of learning a record matching package (classifier) in an active learning setting. In active learning, the learning algorithm picks the set of examples to ...
Arvind Arasu, Michaela Götz, Raghav Kaushik