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RECSYS
2009
ACM
14 years 2 months ago
Recommending new movies: even a few ratings are more valuable than metadata
In the Netflix Prize competition many new collaborative filtering (CF) approaches emerged, which are excellent in optimizing the RMSE of the predictions. Matrix factorization (M...
István Pilászy, Domonkos Tikk
IROS
2008
IEEE
104views Robotics» more  IROS 2008»
14 years 2 months ago
Generalizing metamodules to simplify planning in modular robotic systems
— In this paper we develop a theory of metamodules and an associated distributed asynchronous planner which generalizes previous work on metamodules for lattice-based modular rob...
Daniel J. Dewey, Michael P. Ashley-Rollman, Michae...
VTC
2008
IEEE
125views Communications» more  VTC 2008»
14 years 2 months ago
A General Formula for Log-MGF Computation: Application to the Approximation of Log-Normal Power Sum via Pearson Type IV Distribu
Abstract— In [1], we have recently proposed a general approach for approximating the power sum of Log–Normal Random Variables (RVs) by using the Pearson system of distributions...
Marco Di Renzo, Fabio Graziosi, Fortunato Santucci
PLDI
2003
ACM
14 years 1 months ago
A comparison of empirical and model-driven optimization
Empirical program optimizers estimate the values of key optimization parameters by generating different program versions and running them on the actual hardware to determine which...
Kamen Yotov, Xiaoming Li, Gang Ren, Michael Cibuls...
ATAL
2003
Springer
14 years 1 months ago
Model checking agentspeak
This paper introduces AgentSpeak(F), a variation of the BDI logic programming language AgentSpeak(L) intended to permit the model-theoretic verification of multi-agent systems. A...
Rafael H. Bordini, Michael Fisher, Carmen Pardavil...