424 search results - page 14 / 85 » Mining data streams with periodically changing distributions |
APPROX
2011
Springer
12 years 8 months ago
2011
Springer
We consider the problem of identifying periodic trends in data streams. We say a signal a ∈ Rn is p-periodic if ai = ai+p for all i ∈ [n − p]. Recently, Erg¨un et al. [4] pr...
KDD
2005
ACM
14 years 2 months ago
2005
ACM
Mining data streams is important in both science and commerce. Two major challenges are (1) the data may grow without limit so that it is difficult to retain a long history; and (...
DKE
2006
13 years 8 months ago
2006
In recent years, the management and processing of so-called data streams has become a topic of active research in several fields of computer science such as, e.g., distributed sys...
KDD
2010
ACM
14 years 19 days ago
2010
ACM
We study the problem of finding the k most frequent items in a stream of items for the recently proposed max-frequency measure. Based on the properties of an item, the maxfrequen...
ICDM
2005
IEEE
14 years 2 months ago
2005
IEEE
In this paper, we deal with mining sequential patterns in multiple data streams. Building on a state-of-the-art sequential pattern mining algorithm PrefixSpan for mining transact...