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CSL
2012
Springer
12 years 3 months ago
Reinforcement learning for parameter estimation in statistical spoken dialogue systems
Reinforcement techniques have been successfully used to maximise the expected cumulative reward of statistical dialogue systems. Typically, reinforcement learning is used to estim...
Filip Jurcícek, Blaise Thomson, Steve Young
ICASSP
2007
IEEE
13 years 7 months ago
All-Pole Spectral Envelope Modelling with Order Selection for Harmonic Signals
We present a study into all-pole spectral envelope estimation for the case of harmonic signals. We address the problem of the selection of the model order and propose to make use ...
Fernando Villavicencio, Axel Röbel, Xavier Ro...
ICMCS
1998
IEEE
113views Multimedia» more  ICMCS 1998»
13 years 12 months ago
An Empirical Study of Color-Spatial Retrieval Techniques for Large Image Databases
In this paper, we present an experimental evaluation of three color-spatial retrieval techniques -- the signaturebased technique, the partition-based algorithm and the cluster-bas...
Chia Yeow Yee, Kian-Lee Tan, Tat-Seng Chua, Beng C...
ICMCS
2005
IEEE
132views Multimedia» more  ICMCS 2005»
14 years 1 months ago
Approximating the selectivity of multimedia range queries
This paper introduces a new approach of approximating the selectivity of multimedia range queries. Estimating the selectivity of a range query is a pre-requisite to optimize a mul...
Mario Döller, Harald Kosch
ICC
2007
IEEE
159views Communications» more  ICC 2007»
14 years 2 months ago
Limited Feedback Precoding in Realistic MIMO Channel Conditions
— MIMO system design for real applications requires that factors such as channel estimation errors, feedback quantisation and realistic channel responses be taken into account. L...
Geoffrey W. K. Colman, Tricia J. Willink