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» Generalizing Halfspaces
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CCS
2009
ACM
14 years 2 months ago
A metadata calculus for secure information sharing
In both commercial and defense sectors a compelling need is emerging for rapid, yet secure, dissemination of information to the concerned actors. Traditional approaches to informa...
Mudhakar Srivatsa, Dakshi Agrawal, Steffen Reidt
FOCS
2008
IEEE
14 years 1 months ago
Learning Geometric Concepts via Gaussian Surface Area
We study the learnability of sets in Rn under the Gaussian distribution, taking Gaussian surface area as the “complexity measure” of the sets being learned. Let CS denote the ...
Adam R. Klivans, Ryan O'Donnell, Rocco A. Servedio
COMPGEOM
2010
ACM
14 years 17 days ago
Optimal partition trees
We revisit one of the most fundamental classes of data structure problems in computational geometry: range searching. Back in SoCG’92, Matouˇsek gave a partition tree method fo...
Timothy M. Chan
VC
1998
66views more  VC 1998»
13 years 7 months ago
Vertex representations and their applications in computer graphics
The vertex representation, a new data structure for representing and manipulating orthogonal objects, is presented. Both interiors and boundaries of regions are represented implic...
Claudio Esperança, Hanan Samet