111 search results - page 1 / 23 » Maintaining Stream Statistics over Sliding Windows |
SIAMCOMP
2002
13 years 10 months ago
2002
We consider the problem of maintaining aggregates and statistics over data streams, with respect to the last N data elements seen so far. We refer to this model as the sliding wind...
STACS
2010
Springer
14 years 5 months ago
2010
Springer
The past decade has witnessed many interesting algorithms for maintaining statistics over a data stream. This paper initiates a theoretical study of algorithms for monitoring distr...
KAIS
2006
13 years 10 months ago
2006
JIIS
2008
13 years 10 months ago
2008
In this paper, we study the incremental update of Frequent Closed Itemsets (FCIs) over a sliding window in a high-speed data stream. We propose the notion of semi-FCIs, which is to...
ICDM
2006
IEEE
14 years 4 months ago
2006
IEEE
Incremental mining of sequential patterns from data streams is one of the most challenging problems in mining data streams. However, previous work of mining sequential patterns fr...