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EDBT
2004
ACM
145views Database» more  EDBT 2004»
16 years 7 months ago
CUBE File: A File Structure for Hierarchically Clustered OLAP Cubes
Abstract. Hierarchical clustering has been proved an effective means for physically organizing large fact tables since it reduces significantly the I/O cost during ad hoc OLAP quer...
Nikos Karayannidis, Timos K. Sellis, Yannis Kouvar...
MOBIHOC
2002
ACM
16 years 6 months ago
Topology management for sensor networks: exploiting latency and density
In wireless sensor networks, energy efficiency is crucial to achieve satisfactory network lifetime. In order to reduce the energy consumption of a node significantly, its radio ne...
Curt Schurgers, Vlasios Tsiatsis, Saurabh Ganeriwa...
IPMI
2009
Springer
16 years 1 months ago
Smooth 3-D Reconstruction for 2-D Histological Images
We present an image driven approach to the reconstruction of 3-D volumes from stacks of 2-D post-mortem sections (histology, cryoimaging, autoradiography or immunohistochemistry) i...
Amalia Cifor, Tony P. Pridmore, Alain Pitiot
FOCS
2009
IEEE
16 years 1 months ago
Local Graph Partitions for Approximation and Testing
—We introduce a new tool for approximation and testing algorithms called partitioning oracles. We develop methods for constructing them for any class of bounded-degree graphs wit...
Avinatan Hassidim, Jonathan A. Kelner, Huy N. Nguy...
ACCV
2006
Springer
16 years 1 months ago
Stereo Matching Using Iterated Graph Cuts and Mean Shift Filtering
In this paper, we propose a new stereo matching algorithm using an iterated graph cuts and mean shift filtering technique. Our algorithm consists of following two steps. In the ...
Ju Yong Chang, Kyoung Mu Lee, Sang Uk Lee