1960 search results - page 192 / 392 » A Hidden Markov Model Information Retrieval System |
220
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MVA
2007
15 years 8 months ago
2007
of the fundamental challenges of human action recognition is accounting for the variability that arises during video capturing. For a specific action class, the 2D observations of...
215
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ICASSP
2010
IEEE
15 years 7 months ago
2010
IEEE
Artificial bandwidth extension (ABWE) of speech signals aims to estimate wideband speech (50 Hz – 7 kHz) from narrowband signals (300 Hz – 3.4 kHz). Applying the source-filt...
167
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CSL
2000
Springer
15 years 7 months ago
2000
Springer
This paper introduces a new form of observation distributions for hidden Markov models (HMMs), combining subvector quantization and mixtures of discrete distrib utions. Despite w...
222
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MVA
2007
15 years 6 months ago
2007
The majority of existing tracking algorithms are based on the maximum a posteriori (MAP) solution of a probabilistic framework using a Hidden Markov Model, where the distribution ...
170
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IJCAI
2007
15 years 8 months ago
2007
We consider the fundamental problem of monitoring (i.e. tracking) the belief state in a dynamic system, when the model is only approximately correct and when the initial belief st...