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Maximum Value Projection Produces Better OCT Angiograms Than Mean Value Projection

Overview
Specialty Radiology
Date 2019 May 9
PMID 31065439
Citations 26
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Abstract

Optical coherence tomography angiography (OCTA) images rely on data projections for both qualitative and quantitative interpretation. Both maximum value and mean value projections are commonly used, and many researchers consider them essentially interchangeable approaches. On the contrary, we find that maximum value projection achieves a consistently higher signal-to-noise ratio and higher image contrast across multiple vascular layers, in both healthy eyes and for each disease examined.

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