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» Distance Oracles for Sparse Graphs
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OA
1989
237views Algorithms» more  OA 1989»
15 years 1 months ago
Which Triangulations Approximate the Complete Graph?
nce Abstract) 1 GAUTAM DAS - University of Wisconsin DEBORAH JOSEPH - University of Wisconsin Chew and Dobkin et. al. have shown that the Delaunay triangulation and its variants ar...
Gautam Das, Deborah Joseph
APPROX
2009
Springer
135views Algorithms» more  APPROX 2009»
15 years 4 months ago
Tolerant Linearity Testing and Locally Testable Codes
Abstract. We study tolerant linearity testing under general distributions. Given groups G and H, a distribution µ on G, and oracle access to a function f : G → H, we consider th...
Swastik Kopparty, Shubhangi Saraf
CORR
2010
Springer
178views Education» more  CORR 2010»
14 years 7 months ago
Is Light-Tree Structure Optimal for Multicast Routing in Sparse Light Splitting WDM Networks?
To minimize the number of wavelengths required by a multicast session in sparse light splitting Wavelength Division Multiplexing (WDM) networks, a light-hierarchy structure, which ...
Fen Zhou, Miklós Molnár, Bernard Cou...
COMPGEOM
2004
ACM
15 years 3 months ago
Low-dimensional embedding with extra information
A frequently arising problem in computational geometry is when a physical structure, such as an ad-hoc wireless sensor network or a protein backbone, can measure local information...
Mihai Badoiu, Erik D. Demaine, Mohammad Taghi Haji...
CVPR
2009
IEEE
16 years 4 months ago
Locally Constrained Diffusion Process on Locally Densified Distance Spaces with Applications to Shape Retrieval
The matching and retrieval of 2D shapes is an important challenge in computer vision. A large number of shape similarity approaches have been developed, with the main focus bein...
Xingwei Yang (Temple University), Suzan Koknar-Tez...