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GECCO
2011
Springer
276views Optimization» more  GECCO 2011»
14 years 7 months ago
Evolution of reward functions for reinforcement learning
The reward functions that drive reinforcement learning systems are generally derived directly from the descriptions of the problems that the systems are being used to solve. In so...
Scott Niekum, Lee Spector, Andrew G. Barto
KDD
2008
ACM
155views Data Mining» more  KDD 2008»
16 years 4 months ago
Factorization meets the neighborhood: a multifaceted collaborative filtering model
Recommender systems provide users with personalized suggestions for products or services. These systems often rely on Collaborating Filtering (CF), where past transactions are ana...
Yehuda Koren
ATVA
2005
Springer
111views Hardware» more  ATVA 2005»
15 years 10 months ago
Model Checking Prioritized Timed Automata
Abstract. Priorities are often used to resolve conflicts in timed systems. However, priorities are not directly supported by state-of-art model checkers. Often, a designer has to ...
Shang-Wei Lin, Pao-Ann Hsiung, Chun-Hsian Huang, Y...
ICRA
2000
IEEE
108views Robotics» more  ICRA 2000»
15 years 8 months ago
Controllability of Single Input Rolling Manipulation
This paper investigates controllability of underactuated rolling systems consisting of a smooth object rolling on a moving smooth surface. Our system consists of a spherical ball ...
Prasun Choudhury, Kevin M. Lynch
FINTAL
2006
15 years 8 months ago
Statistical Machine Translation of German Compound Words
Abstract. German compound words pose special problems to statistical machine translation systems: the occurence of each of the components in the training data is not sufficient for...
Maja Popovic, Daniel Stein, Hermann Ney