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CORR
2008
Springer
14 years 10 months ago
2008
Springer
In this work, a Bayesian framework for OFDM channel estimation is proposed. Using the maximum entropy principle to exploit prior system information at the receiver, we successively...
ICML
2007
IEEE
15 years 10 months ago
2007
IEEE
Feature selection aims to reduce dimensionality for building comprehensible learning models with good generalization performance. Feature selection algorithms are largely studied ...
ACMICEC
2006
ACM
2006
ACM
A semantic-based fully visual application for matchmaking and query refinement in B2C e-marketplaces
15 years 1 months ago
This paper presents a visual application in the framework of semantic-enabled e-marketplaces aimed at fully exploiting semantics of supply/demand descriptions in B2C and C2C e-mar...
ATAL
2006
Springer
15 years 1 months ago
2006
Springer
In multiagent systems ontologies are essential because they facilitate tasks like communications and reasoning. In this paper, inspired by studies in cognitive psychology, we pres...
ACL
2008
14 years 11 months ago
2008
Online forum discussions often contain vast amounts of questions that are the focuses of discussions. Extracting contexts and answers together with the questions will yield not on...