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Shift-Invariant , DWT-Based “Project ion” Method for Estimation of Ultrasound Pulse Power Spectrum
Shift-Invariant DWT-Based Ultrasound
2010/1/6
An approach to computing estimates of the
ultrasound pulse spectrum from echo-ultrasound RF sequences,
measured from biological tissues, is proposed. It
is computed by a “projection” algorithm base...
Sleep Indices and Sleep Stage Estimation Method by Unconstrained Bio-signal Measurement
unconstrained bio-measurement heartbeat sleep stage REM stage Non-REM stage
2009/6/8
Sleeping has a significant role in refreshing the brain and body from fatigue. Due to the aging, however, obtaining the sleep of high quality gradually becomes difficult. In Japan, which now faces the...