Two-dimensional displacement estimation of one-dimensional laser speckle images for detection of acoustic vibration.
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DOI: 10.1364/ao.482438
Abstract: Detection and recovery of audio signals using optical methods is an appealing topic. Observing the movement of secondary speckle patterns is a convenient method for such a purpose. In order to have less computational cost… read more here.
Keywords: laser speckle; speckle images; one dimensional; speckle ... See more keywords