313 search results - page 60 / 63 » Mining Frequent Itemsets in a Stream |
DKE
2002
13 years 6 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...
ICDM
2007
IEEE
14 years 29 days ago
2007
IEEE
Data streams are often locally correlated, with a subset of streams exhibiting coherent patterns over a subset of time points. Subspace clustering can discover clusters of objects...
SDM
2009
SIAM
14 years 3 months ago
2009
SIAM
Data stream analysis frequently relies on identifying correlations and posing conditional queries on the data after it has been seen. Correlated aggregates form an important examp...
CVPR
2007
IEEE
14 years 8 months ago
2007
IEEE
A visual word lexicon can be constructed by clustering primitive visual features, and a visual object can be described by a set of visual words. Such a "bag-of-words" re...
ICDE
2008
IEEE
14 years 8 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...