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BDA
2001
13 years 9 months ago
Querying RDF Descriptions for Community Web Portals
Community Web Portals (e.g., digital libraries, vertical aggregators, infomediaries) have become quite popular nowadays in supporting specific communities of interest on corporate...
Gregory Karvounarakis, Vassilis Christophides, Dim...
NN
2002
Springer
136views Neural Networks» more  NN 2002»
13 years 7 months ago
Bayesian model search for mixture models based on optimizing variational bounds
When learning a mixture model, we suffer from the local optima and model structure determination problems. In this paper, we present a method for simultaneously solving these prob...
Naonori Ueda, Zoubin Ghahramani
FSE
2001
Springer
109views Cryptology» more  FSE 2001»
14 years 19 days ago
Bias in the LEVIATHAN Stream Cipher
We show two methods of distinguishing the LEVIATHAN stream cipher from a random stream using 236 bytes of output and proportional effort; both arise from compression within the ci...
Paul Crowley, Stefan Lucks
COCO
1993
Springer
133views Algorithms» more  COCO 1993»
14 years 7 days ago
On Span Programs
We introduce a linear algebraic model of computation, the Span Program, and prove several upper and lower bounds on it. These results yield the following applications in complexit...
Mauricio Karchmer, Avi Wigderson
CAGD
2007
91views more  CAGD 2007»
13 years 8 months ago
Note on curve and surface energies
Energies of curves and surfaces together with their discrete variants play a prominent role as fairness functionals in geometric modeling and computer aided geometric design. This ...
Johannes Wallner