9 search results - page 2 / 2 » Identifying frequent items in sliding windows over on-line p... |
ICDM
2006
IEEE
14 years 2 months ago
2006
IEEE
The problem of discovering arrangements of regions of high occurrence of one or more items of a given alphabet in a sequence, is studied, and two efficient approaches are propose...
EDBT
2011
ACM
13 years 1 days ago
2011
ACM
Equi-depth histograms represent a fundamental synopsis widely used in both database and data stream applications, as they provide the cornerstone of many techniques such as query ...
KDD
2008
ACM
14 years 9 months ago
2008
ACM
Closed patterns are powerful representatives of frequent patterns, since they eliminate redundant information. We propose a new approach for mining closed unlabeled rooted trees a...
SDM
2009
SIAM
14 years 5 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...