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WWW
2008
ACM
15 years 10 months ago
Collaborative filtering on skewed datasets
Many real life datasets have skewed distributions of events when the probability of observing few events far exceeds the others. In this paper, we observed that in skewed datasets...
Somnath Banerjee, Krishnan Ramanathan
DCC
2008
IEEE
15 years 9 months ago
An Estimation-Theoretic Interpretation of Video Rate Distortion Optimization with Lagrangian Formulation
Rate distortion optimization with Lagrangian formulation is widely used in video encoder control and has proved effective in achieving a good trade-off between coding efficiency a...
Zhen Li, Alexis Michael Tourapis
AUSAI
2009
Springer
15 years 4 months ago
Simple Default Reasoning in Theories of Action
We extend a recent approach to integrate action formalisms and non-monotonic reasoning. The resulting framework allows an agent employing an action theory as internal world model t...
Hannes Strass, Michael Thielscher
IEEEPACT
2007
IEEE
15 years 4 months ago
A Loop Correlation Technique to Improve Performance Auditing
Performance auditing is an online optimization strategy that empirically measures the effectiveness of an optimization on a particular code region. It has the potential to greatly...
Jeremy Lau, Matthew Arnold, Michael Hind, Brad Cal...
INDOCRYPT
2007
Springer
15 years 4 months ago
A Framework for Chosen IV Statistical Analysis of Stream Ciphers
Saarinen recently proposed a chosen IV statistical attack, called the d-monomial test, and used it to find weaknesses in several proposed stream ciphers. In this paper we generali...
Håkan Englund, Thomas Johansson, Meltem S&ou...