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JCP
2007
143views more  JCP 2007»
15 years 6 months ago
Noisy K Best-Paths for Approximate Dynamic Programming with Application to Portfolio Optimization
Abstract— We describe a general method to transform a non-Markovian sequential decision problem into a supervised learning problem using a K-bestpaths algorithm. We consider an a...
Nicolas Chapados, Yoshua Bengio
TSMC
2008
79views more  TSMC 2008»
15 years 6 months ago
Issues on Stability of ADP Feedback Controllers for Dynamical Systems
Abstract--This paper traces the development of neuralnetwork (NN)-based feedback controllers that are derived from the principle of adaptive/approximate dynamic programming (ADP) a...
S. N. Balakrishnan, Jie Ding, Frank L. Lewis
JIIS
2002
114views more  JIIS 2002»
15 years 6 months ago
A Dynamic Probabilistic Model to Visualise Topic Evolution in Text Streams
Abstract. We propose a novel probabilistic method, based on latent variable models, for unsupervised topographic visualisation of dynamically evolving, coherent textual information...
Ata Kabán, Mark Girolami
ICRA
2010
IEEE
148views Robotics» more  ICRA 2010»
15 years 5 months ago
Improved appearance-based matching in similar and dynamic environments using a Vocabulary tree
Abstract— In this paper we present a topological map building algorithm based on a Vocabulary Tree that is robust to features present in dynamic or similar environments. The algo...
Deon George Sabatta, Davide Scaramuzza, Roland Sie...
JUCS
2010
134views more  JUCS 2010»
15 years 5 months ago
Newton Method for Nonlinear Dynamic Systems with Adaptive Time Stepping
Abstract: This paper presents a nonlinear solver based on the Newton-Krylov methods, where the Newton equations are solved by Krylov-subspace type approaches. We focus on the solut...
Wensheng Shen, Changjiang Zhang, Jun Zhang, Xiaoqi...