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ATAL
2008
Springer
15 years 6 months ago
Transfer of task representation in reinforcement learning using policy-based proto-value functions
Reinforcement Learning research is traditionally devoted to solve single-task problems. Therefore, anytime a new task is faced, learning must be restarted from scratch. Recently, ...
Eliseo Ferrante, Alessandro Lazaric, Marcello Rest...
ATAL
2008
Springer
15 years 6 months ago
Comparing winner determination algorithms for mixed multi-unit combinatorial auctions
Mixed multi-unit combinatorial auctions are combinatorial auctions in which the auctioneer and the bidders negotiate over transformations rather than over simple goods. By proposi...
Brammert Ottens, Ulle Endriss
DAC
2005
ACM
15 years 6 months ago
Timing-driven placement by grid-warping
Grid-warping is a recent placement strategy based on a novel physical analogy: rather than move the gates to optimize their location, it elastically deforms a model of the 2-D chi...
Zhong Xiu, Rob A. Rutenbar
KDD
2010
ACM
223views Data Mining» more  KDD 2010»
15 years 6 months ago
An efficient algorithm for a class of fused lasso problems
The fused Lasso penalty enforces sparsity in both the coefficients and their successive differences, which is desirable for applications with features ordered in some meaningful w...
Jun Liu, Lei Yuan, Jieping Ye
ECAI
2008
Springer
15 years 6 months ago
Multi-valued Pattern Databases
Pattern Databases were a major breakthrough in heuristic search by solving hard combinatorial problems various orders of magnitude faster than state-of-the-art techniques at that ...
Carlos Linares López