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IR
2006
13 years 6 months ago
A study of mixture models for collaborative filtering
Collaborative filtering is a general technique for exploiting the preference patterns of a group of users to predict the utility of items for a particular user. Three different co...
Rong Jin, Luo Si, Chengxiang Zhai
CPHYSICS
2007
89views more  CPHYSICS 2007»
13 years 6 months ago
Numerical differentiation of experimental data: local versus global methods
In the context of the analysis of measured data, one is often faced with the task to differentiate data numerically. Typically, this occurs when measured data are concerned or dat...
Karsten Ahnert, Markus Abel
JAIR
2006
179views more  JAIR 2006»
13 years 6 months ago
The Fast Downward Planning System
Fast Downward is a classical planning system based on heuristic search. It can deal with general deterministic planning problems encoded in the propositional fragment of PDDL2.2, ...
Malte Helmert
JOT
2008
105views more  JOT 2008»
13 years 6 months ago
Using Multiple Servers in Concurrent Garbage Collector
Object-oriented programming languages are being widely adopted as one of the most powerful languages due their flexibility and reusability. However, these languages suffer from me...
Ali Ebrahim El Desokey, Amany Sarhan, Seham Moawed
SAC
2006
ACM
13 years 6 months ago
Privacy-preserving demographic filtering
The use of recommender systems in e-commerce to guide customer choices presents a privacy protection problem that is twofold. We seek to protect the privacy interests of customers...
Esma Aïmeur, Gilles Brassard, José Man...