75 search results - page 6 / 15 » A Sliding Window Algorithm for Relational Frequent Patterns ... |
IDA
2008
Springer
13 years 7 months ago
2008
Springer
We study the problem of finding frequent items in a continuous stream of itemsets. A new frequency measure is introduced, based on a flexible window length. For a given item, its ...
ICDM
2007
IEEE
14 years 1 months 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...
EDBT
2008
ACM
14 years 7 months ago
2008
ACM
There has been much recent interest in on-line data mining. Existing mining algorithms designed for stored data are either not applicable or not effective on data streams, where r...
SIGMOD
2004
ACM
14 years 7 months ago
2004
ACM
Real-time surveillance systems, network and telecommunication systems, and other dynamic processes often generate tremendous (potentially infinite) volume of stream data. Effectiv...
ICDM
2008
IEEE
14 years 2 months ago
2008
IEEE
Efficient mining of high utility itemsets has become one of the most interesting data mining tasks with broad applications. In this paper, we proposed two efficient one-pass algor...