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» The Generalized Uniqueness Wavelet Descriptor
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MINENET
2005
ACM
15 years 3 months ago
Learning-based anomaly detection in BGP updates
Detecting anomalous BGP-route advertisements is crucial for improving the security and robustness of the Internet’s interdomain-routing system. In this paper, we propose an inst...
Jian Zhang, Jennifer Rexford, Joan Feigenbaum
STOC
2012
ACM
221views Algorithms» more  STOC 2012»
13 years 11 days ago
From query complexity to computational complexity
We consider submodular optimization problems, and provide a general way of translating oracle inapproximability results arising from the symmetry gap technique to computational co...
Shahar Dobzinski, Jan Vondrák
KDD
2007
ACM
167views Data Mining» more  KDD 2007»
15 years 10 months ago
Multiscale topic tomography
Modeling the evolution of topics with time is of great value in automatic summarization and analysis of large document collections. In this work, we propose a new probabilistic gr...
Ramesh Nallapati, Susan Ditmore, John D. Lafferty,...
SIGGRAPH
1998
ACM
15 years 2 months ago
A Perceptually Based Adaptive Sampling Algorithm
A perceptually based approach for selecting image samples has been developed. An existing image processing vision model has been extended to handle color and has been simplified ...
Mark R. Bolin, Gary W. Meyer
ICFP
2007
ACM
15 years 10 months ago
A generic usage analysis with subeffect qualifiers
Sharing analysis and uniqueness typing are static analyses that aim at determining which of a program's objects are to be used at most once. There are many commonalities betw...
Jurriaan Hage, Stefan Holdermans, Arie Middelkoop