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ASPLOS
2008
ACM
13 years 8 months ago
General and efficient locking without blocking
Standard concurrency control mechanisms offer a trade-off: Transactional memory approaches maximize concurrency, but suffer high overheads and cost for retrying in the case of act...
Yannis Smaragdakis, Anthony Kay, Reimer Behrends, ...
PAMI
2007
186views more  PAMI 2007»
13 years 6 months ago
The Medial Scaffold of 3D Unorganized Point Clouds
—We introduce the notion of the medial scaffold, a hierarchical organization of the medial axis of a 3D shape in the form of a graph constructed from special medial curves connec...
Frederic F. Leymarie, Benjamin B. Kimia
MICS
2010
128views more  MICS 2010»
13 years 1 months ago
Arrangements on Parametric Surfaces II: Concretizations and Applications
We describe the algorithms and implementation details involved in the concretizations of a generic framework that enables exact construction, maintenance, and manipulation of arran...
Eric Berberich, Efi Fogel, Dan Halperin, Michael K...
VIS
2005
IEEE
109views Visualization» more  VIS 2005»
14 years 8 months ago
Topological Structures of 3D Tensor Fields
Tensor topology is useful in providing a simplified and yet detailed representation of a tensor field. Recently the field of 3D tensor topology is advanced by the discovery that d...
Xiaoqiang Zheng, Beresford N. Parlett, Alex Pang
JDCTA
2010
131views more  JDCTA 2010»
13 years 1 months ago
Segmentation for Eyed Typhoon Cloud Image by Curvature and Fractal Feature
An efficient method to segment eyed typhoon from a satellite cloud image is proposed. First, original satellite cloud image is enhanced by gray transform. Second, in order to redu...
Changjiang Zhang, Xiang Zhang, Bo Yang, Ying Li