Presentation 2006-06-15
Predicting sleep stages based on time-dependent hidden Markov model
Masako YOSHIMURA, Noboru MURATA,
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Abstract(in English) Recently, many people suffer from an unpleasant awakening and a lack of sleep. Everyone might also have the experience that there is a day with a pleasant awakening or that with an unpleasant, though sleeping time at the same level. A pleasant awakening of day can be fulfilled when waking on the sleep stage is low, which is called REM (Rapid Eye Movement) sleep. Sleep stages, which show the depth of sleep, have the feature continuity and periodic, and a biometric data at sleep such as heart rate and body movement are the candidate for indexing sleep stages. So in this paper, estimating the depth of sleep, using time-dependent hidden Markov model, which is a state transition probability depending on time, is proposed.
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Keyword(in English) sleep stage / REM / NREM / hidden Markov model / Baum-Welch method / state transition probability
Paper # NC2006-10
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Committee NC
Conference Date 2006/6/8(1days)
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Registration To Neurocomputing (NC)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Predicting sleep stages based on time-dependent hidden Markov model
Sub Title (in English)
Keyword(1) sleep stage
Keyword(2) REM
Keyword(3) NREM
Keyword(4) hidden Markov model
Keyword(5) Baum-Welch method
Keyword(6) state transition probability
1st Author's Name Masako YOSHIMURA
1st Author's Affiliation Waseda University()
2nd Author's Name Noboru MURATA
2nd Author's Affiliation Waseda University
Date 2006-06-15
Paper # NC2006-10
Volume (vol) vol.106
Number (no) 101
Page pp.pp.-
#Pages 6
Date of Issue