Articles with "alpha shapes" as a keyword



2D alpha-shapes to quantify retinal microvasculature morphology and their application to proliferative diabetic retinopathy characterisation in fundus photographs

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Published in 2021 at "Scientific Reports"

DOI: 10.1038/s41598-021-02329-5

Abstract: The use of 2D alpha-shapes (α-shapes) to quantify morphological features of the retinal microvasculature could lead to imaging biomarkers for proliferative diabetic retinopathy (PDR). We tested our approach using the MESSIDOR dataset that consists of… read more here.

Keywords: diabetic retinopathy; usepackage; alpha shapes; retinal microvasculature ... See more keywords
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Single Ping Filtering of Multi-Beam Sounding Data Based on Alpha Shapes

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Published in 2021 at "Marine Technology Society Journal"

DOI: 10.4031/mtsj.55.1.9

Abstract: AbstractFrom the standpoint of complex marine environments relative to underwater acoustic signal propagation, the application of multi-beam systems for the filtering and processing of multi-beam sounding data is critical. However, currently existing automatic filtering methods… read more here.

Keywords: multi beam; single ping; sounding data; beam sounding ... See more keywords