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ICIP
2002
IEEE
16 years 6 months ago
Matching pursuits video coding using generalized bit-planes
The Matching Pursuits (MP) coding method has been employed successfully in video coding. In it, the motion compensated frame difference is decomposed on an overcomplete dictionary...
Alexandre G. Ciancio, Eduardo A. B. da Silva, Rog&...
VIS
2007
IEEE
235views Visualization» more  VIS 2007»
16 years 5 months ago
Efficient Surface Reconstruction using Generalized Coulomb Potentials
We propose a novel, geometrically adaptive method for surface reconstruction from noisy and sparse point clouds, without orientation information. The method employs a fast convecti...
Andrei C. Jalba, Jos B. T. M. Roerdink
WWW
2009
ACM
16 years 5 months ago
General auction mechanism for search advertising
In sponsored search, a number of advertising slots is available on a search results page, and have to be allocated among a set of advertisers competing to display an ad on the pag...
Dávid Pál, Gagan Aggarwal, Martin P&...
STOC
2004
ACM
157views Algorithms» more  STOC 2004»
16 years 4 months ago
Derandomizing homomorphism testing in general groups
The main result of this paper is a near-optimal derandomization of the affine homomorphism test of Blum, Luby and Rubinfeld (Journal of Computer and System Sciences, 1993). We sho...
Amir Shpilka, Avi Wigderson
CSCW
2006
ACM
15 years 10 months ago
Improving network efficiency in real-time groupware with general message compression
Groupware communicates by sending messages across the network, and groupware programmers use a variety of formats for these messages, such as XML, plain text, or serialized object...
Carl Gutwin, Christopher Fedak, Mark Watson, Jeff ...