583 search results - page 23 / 117 » Mining evolving data streams for frequent patterns |
CNSR
2007
IEEE
15 years 4 months ago
2007
IEEE
In this paper, conceptual frequency rate, a new frequency definition suitable for query stream mining, is introduced. An online single-pass algorithm called OFSD (Online Frequent...
IDA
2008
Springer
14 years 9 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 ...
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LWA
2004
14 years 11 months ago
2004
Data mining on large relational databases has gained popularity and its significance is well recognized. However, the performance of SQL based data mining is known to fall behind ...
KDD
2008
ACM
15 years 10 months ago
2008
ACM
Frequent patterns provide solutions to datasets that do not have well-structured feature vectors. However, frequent pattern mining is non-trivial since the number of unique patter...
PERCOM
2007
ACM
15 years 9 months ago
2007
ACM
Activity monitoring, a crucial task in many applications, is often conducted expensively using video cameras. Also, effectively monitoring a large field by analyzing images from m...