10021 search results - page 168 / 2005 » Adaptive information extraction |
173
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ICASSP
2011
IEEE
14 years 10 months ago
2011
IEEE
We propose a new approach for automatic melody extraction from polyphonic audio, based on Probabilistic Latent Component Analysis (PLCA). An audio signal is first divided into vo...
207
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JCDL
2006
ACM
16 years 1 months ago
2006
ACM
We propose a new method that enhances automatic keyphrase extraction by using semantic information on terms and phrases gleaned from a domain-specific thesaurus. We evaluate the r...
136
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ISCAS
2005
IEEE
16 years 19 days ago
2005
IEEE
A rigorous analysis of the performance of a blind source extraction structure based on a linear predictor is provided. It is shown that by minimising the mean square prediction er...
202
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COLING
2010
15 years 2 months ago
2010
Several researchers have proposed semi-supervised learning methods for adapting event extraction systems to new event types. This paper investigates two kinds of bootstrapping met...
189
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COLING
2010
15 years 2 months ago
2010
This paper presents a new approach to improving relation extraction based on minimally supervised learning. By adding some limited closed-world knowledge for confidence estimation...