7–11 Jul 2025
University of the Witwatersrand, Johannesburg
Africa/Johannesburg timezone

Computational framework for light-sheet fluorescence image processing.

Not scheduled
20m
Solomon Mahlangu House (University of the Witwatersrand, Johannesburg)

Solomon Mahlangu House

University of the Witwatersrand, Johannesburg

Poster Presentation Track C - Photonics Poster Session

Speaker

Jacques Buÿs (Stellenbosch University)

Description

Light-sheet fluorescence microscopy (LSFM) is a technique in which a thin plane of a sample is illuminated with a focused laser beam and the fluorescence signal is collected perpendicular to the optical axis. LSFM provides high quality images of samples, while reducing photodamage and photobleaching. However, the images generated with LSFM still suffer from aberrations and limited resolution.
A computational framework for processing light-sheet fluorescence images was developed to address this problem. An image can be described as the source convolved with a point spread function. This can be reversed by a process called deconvolution whereby a point spread function is separated from an image to estimate the underlying signal. The framework includes noise reduction and deconvolution algorithms. Methods of determining the point spread function, and subsequent deconvolution applied to prepared images and data will be demonstrated.

Apply for student award at which level: MSc
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Primary author

Jacques Buÿs (Stellenbosch University)

Co-author

Gurthwin Bosman (Stellenbosch University)

Presentation materials

There are no materials yet.