48 search results - page 9 / 10 » A Tree-based Approach for Efficiently Mining Approximate Fre... |
JIPS
2010
12 years 11 months ago
2010
Spatio-temporal patterns extracted from historical trajectories of moving objects reveal important knowledge about movement behavior for high quality LBS services. Existing approac...
ICDE
2008
IEEE
14 years 6 months ago
2008
IEEE
In recent years, there has been significant interest in development of ranking functions and efficient top-k retrieval algorithms to help users in ad-hoc search and retrieval in da...
ICDM
2010
IEEE
13 years 2 months ago
2010
IEEE
Discovering patterns in a sequence is an important aspect of data mining. One popular choice of such patterns are episodes, patterns in sequential data describing events that often...
DKE
2002
13 years 4 months ago
2002
We introduce the notion of iceberg concept lattices and show their use in knowledge discovery in databases. Iceberg lattices are a conceptual clustering method, which is well suit...
CVPR
2008
IEEE
14 years 6 months ago
2008
IEEE
The selection of weak classifiers is critical to the success of boosting techniques. Poor weak classifiers do not perform better than random guess, thus cannot help decrease the t...