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. Author manuscript; available in PMC: 2008 Mar 8.
Published in final edited form as: IEEE Trans Inf Technol Biomed. 2006 Apr;10(2):293–301. doi: 10.1109/TITB.2005.859878

Fig. 3.

Fig. 3

20 seconds of a subset of recorded data with a sampling rate of 256 Hz. (a) Sample of a classical polysomnographic recording showing ocular, brain and muscular activities, (b) Signals recorded using the new set of sensors. All electrophysiological activities required for sleep scoring are available but in a mixed manner with ECG interference.