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ICASSP
2011
IEEE
14 years 8 months ago
Can one hear the shape of a room: The 2-D polygonal case
We consider the problem of estimating room geometry from the acoustic room impulse response (RIR). Existing approaches addressing this problem exploit the knowledge of multiple RI...
Ivan Dokmanic, Yue M. Lu, Martin Vetterli
ICASSP
2011
IEEE
14 years 8 months ago
Bayesian reinforcement learning for POMDP-based dialogue systems
Spoken dialogue systems are gaining popularity with improvements in speech recognition technologies. Dialogue systems can be modeled effectively using POMDPs, achieving improvemen...
ShaoWei Png, Joelle Pineau
CIDR
2011
266views Algorithms» more  CIDR 2011»
14 years 8 months ago
Consistency in a Stream Warehouse
A stream warehouse is a Data Stream Management System (DSMS) that stores a very long history, e.g. years or decades; or equivalently a data warehouse that is continuously loaded. ...
Lukasz Golab, Theodore Johnson
MIA
2011
135views more  MIA 2011»
14 years 7 months ago
A comprehensive study of stent visualization enhancement in X-ray images by image processing means
In this work we propose a comprehensive study of Digital Stent Enhancement (DSE), from the analysis of requirements to the validation of the proposed solution. First, we derive th...
Vincent Bismuth, Régis Vaillant, Fran&ccedi...
AAAI
2011
14 years 4 months ago
Differential Eligibility Vectors for Advantage Updating and Gradient Methods
In this paper we propose differential eligibility vectors (DEV) for temporal-difference (TD) learning, a new class of eligibility vectors designed to bring out the contribution of...
Francisco S. Melo