621 search results - page 53 / 125 » Efficient algorithms for minimizing tree pattern queries |
DASFAA
2010
IEEE
13 years 8 months ago
2010
IEEE
Discovering interesting patterns from high-speed data streams is a challenging problem in data mining. Recently, the support metric-based frequent pattern mining from data stream h...
DMIN
2006
13 years 9 months ago
2006
Efficient algorithms to discover frequent patterns are crucial in data mining research. Several effective data structures, such as two-dimensional arrays, graphs, trees, and tries ...
IWCC
1999
IEEE
14 years 8 days ago
1999
IEEE
In this paper, we present techniques and algorithms to improve the performance of various communication patterns on message-passing platforms where, for reasons of safety, user-le...
IS
2006
13 years 8 months ago
2006
In-network data aggregation has been recently proposed as an effective means to reduce the number of messages exchanged in wireless sensor networks. Nodes of the network form an a...
GIS
2006
ACM
14 years 9 months ago
2006
ACM
In this paper we describe work on the automatic recognition of island structures. In an initial phase several test persons were asked to mark groups of islands that they perceived...