Perceptual evaluation of speckle noise reduction techniques for phase shifting holograms.
Elsa S. R. FonsecaPaulo Torrão FiadeiroVahid HajihashemiMarco V. BernardoAntónio M. G. PinheiroManuela PereiraPublished in: QoMEX (2019)
Keyphrases
- noise reduction
- signal to noise ratio
- edge preserving
- phase shifting
- speckle noise
- noise level
- edge detection
- noisy environments
- structured light
- noise removal
- digital holography
- edge enhancement
- median filter
- viewpoint
- wiener filter
- multiplicative noise
- speech enhancement
- human visual system
- noise free
- noise detection
- high frequency
- noise cancellation
- hearing aids