Reduction of speckle noise in digital holographic images using wavelet transform

Akshay Sharma; Gyanendra Sheoran; Z. A. Jaffery; . Moinuddin

doi:10.1117/12.814558

3 October 2008 Reduction of speckle noise in digital holographic images using wavelet transform

Akshay Sharma, Gyanendra Sheoran, Z. A. Jaffery, . Moinuddin

Proceedings Volume 7155, Ninth International Symposium on Laser Metrology; 71551L (2008) https://doi.org/10.1117/12.814558
Event: Ninth International Symposium on Laser Metrology, 2008, Singapore, Singapore

Abstract

The presence of speckle noise in the reconstruction process of digital hologram reduces the signal to noise ratio (SNR) in the reconstructed images. In this paper we present wavelet filtering to improve SNR in the reconstructed images. Experimental results are presented.

Citation Download Citation

Akshay Sharma, Gyanendra Sheoran, Z. A. Jaffery, and . Moinuddin "Reduction of speckle noise in digital holographic images using wavelet transform", Proc. SPIE 7155, Ninth International Symposium on Laser Metrology, 71551L (3 October 2008); https://doi.org/10.1117/12.814558

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