Back to Search Start Over

3D deconvolution of adaptive-optics corrected retinal images

Authors :
Laurent M. Mugnier
Guillaume Chenegros
Marie Glanc
Francois Lacombe
Laboratoire d'études spatiales et d'instrumentation en astrophysique (LESIA)
Université Pierre et Marie Curie - Paris 6 (UPMC)-Institut national des sciences de l'Univers (INSU - CNRS)-Observatoire de Paris
Université Paris sciences et lettres (PSL)-Université Paris sciences et lettres (PSL)-Université Paris Diderot - Paris 7 (UPD7)-Centre National de la Recherche Scientifique (CNRS)
Pôle Astronomie du LESIA
Université Paris sciences et lettres (PSL)-Université Paris sciences et lettres (PSL)-Université Paris Diderot - Paris 7 (UPD7)-Centre National de la Recherche Scientifique (CNRS)-Université Pierre et Marie Curie - Paris 6 (UPMC)-Institut national des sciences de l'Univers (INSU - CNRS)-Observatoire de Paris
Ingénieurs, Techniciens et Administratifs
Source :
Proceedings of the SPIE, Three-Dimensional and Multidimensional Microscopy: Image Acquisition and Processing XIII., Three-Dimensional and Multidimensional Microscopy: Image Acquisition and Processing XIII., Jan 2006, San Jose, California, United States. pp.144-151, ⟨10.1117/12.645233⟩
Publication Year :
2006
Publisher :
SPIE, 2006.

Abstract

We report on a deconvolution method developed in a Bayesian framework for adaptive-optics corrected images of the human retina. The method takes into account the three-dimensional nature of the imaging process; it incorporates a positivity constraint and a regularization metric in order to avoid uncontrolled noise amplification. This regularization metric is designed to simultaneously smooth noise out and preserve edges, while staying convex in order to keep the solution unique. We demonstrate the effectiveness of the method, and in particular of the edge-preserving regularization, on realistic simulated data.

Details

ISSN :
0277786X
Database :
OpenAIRE
Journal :
Three-Dimensional and Multidimensional Microscopy: Image Acquisition and Processing XIII
Accession number :
edsair.doi.dedup.....a44685525659c69a882c8a988a9952ed