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VRST
2009
ACM
15 years 11 months ago
Indexing and retrieval of human motion data by a hierarchical tree
For the convenient reuse of large-scale 3D motion capture data, browsing and searching methods for the data should be explored. In this paper, an efficient indexing and retrieval...
Shuangyuan Wu, Zhaoqi Wang, Shihong Xia
SIGMOD
2002
ACM
154views Database» more  SIGMOD 2002»
16 years 4 months ago
Clustering Validity Checking Methods: Part II
Clustering results validation is an important topic in the context of pattern recognition. We review approaches and systems in this context. In the first part of this paper we pre...
Maria Halkidi, Yannis Batistakis, Michalis Vazirgi...
ICS
2007
Tsinghua U.
15 years 10 months ago
A study of process arrival patterns for MPI collective operations
Process arrival pattern, which denotes the timing when different processes arrive at an MPI collective operation, can have a significant impact on the performance of the operatio...
Ahmad Faraj, Pitch Patarasuk, Xin Yuan
ICDM
2003
IEEE
71views Data Mining» more  ICDM 2003»
15 years 9 months ago
Tree-structured Partitioning Based on Splitting Histograms of Distances
We propose a novel clustering algorithm that is similar in spirit to classification trees. The data is recursively split using a criterion that applies a discrete curve evolution...
Longin Jan Latecki, Rajagopal Venugopal, Marc Sobe...
AP2PC
2003
Springer
15 years 9 months ago
Group Formation Among Peer-to-Peer Agents: Learning Group Characteristics
This paper examines the decentralized formation of groups within a peer-to-peer multi-agent system. More specifically, it frames group formation as a clustering problem, and exami...
Elth Ogston, Benno J. Overeinder, Maarten van Stee...