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Importance Sampling-Based Unscented Kalman Filter for Film-Grain Noise Removal

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3 Author(s)
Sai Subrahmanyam, G.R.K. ; Indian Inst. of Technol. Madras, Madras ; Rajagopalan, A.N. ; Aravind, R.

Photographic film contains film-grain noise that translates to multiplicative, non-Gaussian noise in the exposure domain. A method based on the unscented Kalman filter can suppress this noise while simultaneously preserving edge information.

Published in:

MultiMedia, IEEE  (Volume:15 ,  Issue: 2 )