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COMPGEOM
2009
ACM
14 years 3 months ago
Epsilon nets and union complexity
We consider the following combinatorial problem: given a set of n objects (for example, disks in the plane, triangles), and an integer L ≥ 1, what is the size of the smallest su...
Kasturi R. Varadarajan
ASPDAC
2000
ACM
154views Hardware» more  ASPDAC 2000»
14 years 1 months ago
Dynamic weighting Monte Carlo for constrained floorplan designs in mixed signal application
Simulated annealing has been one of the most popular stochastic optimization methods used in the VLSI CAD field in the past two decades for handling NP-hard optimization problems...
Jason Cong, Tianming Kong, Faming Liang, Jun S. Li...
INFOCOM
1998
IEEE
14 years 1 months ago
Design of Logical Topologies: A Linear Formulation for Wavelength Routed Optical Networks with No Wavelength Changers
We consider the problem of constructing logical topologies over a wavelength-routed optical network with no wavelength changers. We present a general linear formulation which consi...
Rajesh M. Krishnaswamy, Kumar N. Sivarajan
TCAD
2008
128views more  TCAD 2008»
13 years 8 months ago
Obstacle-Avoiding Rectilinear Steiner Tree Construction Based on Spanning Graphs
Given a set of pins and a set of obstacles on a plane, an obstacle-avoiding rectilinear Steiner minimal tree (OARSMT) connects these pins, possibly through some additional points (...
Chung-Wei Lin, Szu-Yu Chen, Chi-Feng Li, Yao-Wen C...
COMPGEOM
2011
ACM
13 years 9 days ago
Persistence-based clustering in riemannian manifolds
We present a clustering scheme that combines a mode-seeking phase with a cluster merging phase in the corresponding density map. While mode detection is done by a standard graph-b...
Frédéric Chazal, Leonidas J. Guibas,...