616 search results - page 38 / 124 » Hierarchical Hidden Markov Models for Information Extraction |
123
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TASLP
2008
15 years 1 months ago
2008
We describe an acoustic chord transcription system that uses symbolic data to train hidden Markov models and gives best-of-class frame-level recognition results. We avoid the extre...
130
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ESANN
2006
15 years 2 months ago
2006
Spectral classification, segmentation and data reduction are the three main problems in hyperspectral image analysis. In this paper we propose a Bayesian estimation approach which ...
159
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CIVR
2008
Springer
15 years 3 months ago
2008
Springer
In this paper, a motion-based approach for detecting highlevel semantic events in video sequences is presented. Its main characteristic is its generic nature, i.e. it can be direc...
123
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JAIR
2008
15 years 1 months ago
2008
Gesture is a non-verbal modality that can contribute crucial information to the understanding of natural language. But not all gestures are informative, and non-communicative hand...
110
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ICMCS
2006
IEEE
15 years 7 months ago
2006
IEEE
Semantic video content extraction and selection are critical steps in sports video analysis and editing. The identification of video segments can be from various semantic perspec...