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ECML
2004
Springer
15 years 11 months ago
Model Approximation for HEXQ Hierarchical Reinforcement Learning
HEXQ is a reinforcement learning algorithm that discovers hierarchical structure automatically. The generated task hierarchy repthe problem at different levels of abstraction. In ...
Bernhard Hengst
APN
2008
Springer
15 years 8 months ago
Modelling Concurrency with Quotient Monoids
Four quotient monoids over step sequences and one with compound generators are introduced and discussed. They all can be regarded as extensions (of various degrees) of Mazurkiewicz...
Ryszard Janicki, Dai Tri Man Le
GCB
2007
Springer
91views Biometrics» more  GCB 2007»
16 years 10 days ago
A Study on the Empirical Support for Prior Distributions on Phylogenetic Tree Topologies
: There are several models for the evolutionary process forming a species tree. We examine the Birth-and-Death model (BDM), the Proportional-to-Distinguishable Arrangements (PDA) m...
Lin Himmelmann, Dirk Metzler
ACL
1997
15 years 7 months ago
Fertility Models for Statistical Natural Language Understanding
Several recent efforts in statistical natural language understanding (NLU) have focused on generating clumps of English words from semantic meaning concepts (Miller et al., 1995; ...
Stephen Della Pietra, Mark Epstein, Salim Roukos, ...
AMDO
2006
Springer
15 years 10 months ago
Carrying Object Detection Using Pose Preserving Dynamic Shape Models
In this paper, we introduce a framework for carrying object detection in different people from different views using pose preserving dynamic shape models. We model dynamic shape de...
Chan-Su Lee, Ahmed M. Elgammal