Single-shot Noise Reduction of Phase Maps through Phase-preserving Sliding Window Spatial Filtering

Carlos Buitrago-Duque; Jorge García-Sucerquia

doi:10.1364/DH.2023.HTu3C.6

Optica Imaging Congress (3D, COSI, DH, FLatOptics, IS, pcAOP)
Technical Digest Series (Optica Publishing Group, 2023),
paper HTu3C.6
•https://doi.org/10.1364/DH.2023.HTu3C.6

Single-shot Noise Reduction of Phase Maps through Phase-preserving Sliding Window Spatial Filtering

Carlos Buitrago-Duque and Jorge García-Sucerquia

Digital Holography and Three-Dimensional Imaging 2023

Boston, Massachusetts United States
14–17 August 2023
ISBN: 978-1-957171-28-9

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Phase Processing, Retrieval Techniques, and Applications II (HTu3C)

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C. Buitrago-Duque and J. García-Sucerquia, "Single-shot Noise Reduction of Phase Maps through Phase-preserving Sliding Window Spatial Filtering," in Optica Imaging Congress (3D, COSI, DH, FLatOptics, IS, pcAOP), Technical Digest Series (Optica Publishing Group, 2023), paper HTu3C.6.

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Abstract

A single-shot procedure for coherent noise reduction in phase maps from digital holographic microscopy is presented. The method is supported in a multi-step spatial filtering which, unlike existing Fourier-based filtering methods, preserves the phase integrity.

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