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ICPR
2004
IEEE
16 years 7 months ago
A Hierarchical Projection Pursuit Clustering Algorithm
We define a cluster to be characterized by regions of high density separated by regions that are sparse. By observing the downward closure property of density, the search for inte...
Alexei D. Miasnikov, Jayson E. Rome, Robert M. Har...
ISBI
2006
IEEE
16 years 7 months ago
Tissue characterization and detection of dysplasia using scattered light
In this paper, the structural parameters of dysplasia formation in the epithelial tissue are estimated using a stochastic decomposition algorithm (SDM) by means of scattered light...
Fernand S. Cohen, Ezgi Taslidere, Dilip S. Hari
VLDB
2007
ACM
91views Database» more  VLDB 2007»
16 years 6 months ago
On Dominating Your Neighborhood Profitably
Recent research on skyline queries has attracted much interest in the database and data mining community. Given a database, an object belongs to the skyline if it cannot be domina...
Cuiping Li, Anthony K. H. Tung, Wen Jin, Martin Es...
EDBT
2006
ACM
159views Database» more  EDBT 2006»
16 years 6 months ago
Fast Nearest Neighbor Search on Road Networks
Nearest neighbor (NN) queries have been extended from Euclidean spaces to road networks. Existing approaches are either based on Dijkstra-like network expansion or NN/distance prec...
Haibo Hu, Dik Lun Lee, Jianliang Xu
ITNG
2008
IEEE
16 years 1 months ago
An Efficient Technique for Distance Computation in Road Networks
With recent advances in wireless communication and position technologies, it became possible to collect and record trajectories of moving objects. Thus, many services in road netw...
Xu Jianqiu, Victor Teixeira de Almeida, Qin Xiaoli...