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ICWE
2005
Springer
15 years 10 months ago
Automatic Optimization of Web Recommendations Using Feedback and Ontology Graphs
Abstract. Web recommendation systems have become a popular means to improve the usability of web sites. This paper describes the architecture of a rulebased recommendation system a...
Nick Golovin, Erhard Rahm
ACII
2005
Springer
15 years 10 months ago
Facial Expression Recognition Using HLAC Features and WPCA
This paper proposes a new facial expression recognition method which combines Higher Order Local Autocorrelation (HLAC) features with Weighted PCA. HLAC features are computed at ea...
Fang Liu, Zhiliang Wang, Li Wang, Xiuyan Meng
ECML
2004
Springer
15 years 10 months ago
Convergence and Divergence in Standard and Averaging Reinforcement Learning
Although tabular reinforcement learning (RL) methods have been proved to converge to an optimal policy, the combination of particular conventional reinforcement learning techniques...
Marco Wiering
ICIAR
2004
Springer
15 years 10 months ago
Improving the Boosted Correlogram
Abstract. Introduced seven years ago, the correlogram is a simple statistical image descriptor that nevertheless performs strongly on image retrieval tasks. As a result it has foun...
Nicholas R. Howe, Amanda Ricketson
PLDI
2003
ACM
15 years 10 months ago
Optimizing indirect branch prediction accuracy in virtual machine interpreters
Interpreters designed for efficiency execute a huge number of indirect branches and can spend more than half of the execution time in indirect branch mispredictions. Branch target...
M. Anton Ertl, David Gregg