1318 search results - page 92 / 264 » Aggregation-based model reduction of a Hidden Markov Model |
141
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EMNLP
2007
15 years 5 months ago
2007
We present two machine learning approaches to information extraction from semi-structured documents that can be used if no annotated training data are available, but there does ex...
291
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ICDAR
2011
IEEE
14 years 3 months ago
2011
IEEE
—For historical documents, available transcriptions typically are inaccurate when compared with the scanned document images. Not only the position of the words and sentences are ...
138
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ICASSP
2011
IEEE
14 years 7 months ago
2011
IEEE
We have recently proposed an EM-style algorithm to optimize log-linear models with hidden variables. In this paper, we use this algorithm to optimize a hidden conditional random ï...
138
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EMNLP
2006
15 years 5 months ago
2006
Markov order-1 conditional random fields (CRFs) and semi-Markov CRFs are two popular models for sequence segmentation and labeling. Both models have advantages in terms of the typ...
137
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APPROX
2008
Springer
15 years 6 months ago
2008
Springer
Abstract. Markov random fields are often used to model high dimensional distributions in a number of applied areas. A number of recent papers have studied the problem of reconstruc...