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WWW
2011
ACM
15 years 1 months ago
Detecting group review spam
It is well-known that many online reviews are not written by genuine users of products, but by spammers who write fake reviews to promote or demote some target products. Although ...
Arjun Mukherjee, Bing Liu, Junhui Wang, Natalie S....
EJASMP
2010
112views more  EJASMP 2010»
15 years 1 months ago
Query-Driven Strategy for On-the-Fly Term Spotting in Spontaneous Speech
Spoken utterance retrieval was largely studied in the last decades, with the purpose of indexing large audio databases or of detecting keywords in continuous speech streams. While...
Mickael Rouvier, Georges Linares, Benjamin Lecoute...
IJON
2010
159views more  IJON 2010»
15 years 29 days ago
Model predictive flight control using adaptive support vector regression
This paper explores an application of support vector regression (SVR) to model predictive control (MPC). SVR is employed to identify a dynamic system from input-output data, and t...
Jongho Shin, H. Jin Kim, Sewook Park, Youdan Kim
156
Voted
JASIS
2010
148views more  JASIS 2010»
15 years 29 days ago
Social validation of collective annotations: Definition and experiment
People taking part in argumentativedebates through collective annotationsface a highly cognitive task when trying to estimate the group's global opinion. In order to reduce t...
Guillaume Cabanac, Max Chevalier, Claude Chrisment...
205
Voted
JMLR
2010
189views more  JMLR 2010»
15 years 28 days ago
Adaptive Step-size Policy Gradients with Average Reward Metric
In this paper, we propose a novel adaptive step-size approach for policy gradient reinforcement learning. A new metric is defined for policy gradients that measures the effect of ...
Takamitsu Matsubara, Tetsuro Morimura, Jun Morimot...