Domain-specific augmentations with resolution agnostic self-attention mechanism improves choroid segmentation in optical coherence tomography images

no code implementations • 23 May 2024 • Jamie Burke, Justin Engelmann, Charlene Hamid, Diana Moukaddem, Dan Pugh, Neeraj Dhaun, Amos Storkey, Niall Strang, Stuart King, Tom MacGillivray, Miguel O. Bernabeu, Ian J. C. MacCormick

The choroid is a key vascular layer of the eye, supplying oxygen to the retinal photoreceptors.

Data Augmentation

Applicability of oculomics for individual risk prediction: Repeatability and robustness of retinal Fractal Dimension using DART and AutoMorph

no code implementations • 11 Mar 2024 • Justin Engelmann, Diana Moukaddem, Lucas Gago, Niall Strang, Miguel O. Bernabeu

In GRAPE, Pearson/Spearman correlation (first and next visit) was 0. 7479/0. 7474 for DART, and 0. 7109/0. 7208 for AutoMorph (all p<0. 0001).

Choroidalyzer: An open-source, end-to-end pipeline for choroidal analysis in optical coherence tomography

1 code implementation • 5 Dec 2023 • Justin Engelmann, Jamie Burke, Charlene Hamid, Megan Reid-Schachter, Dan Pugh, Neeraj Dhaun, Diana Moukaddem, Lyle Gray, Niall Strang, Paul McGraw, Amos Storkey, Paul J. Steptoe, Stuart King, Tom MacGillivray, Miguel O. Bernabeu, Ian J. C. MacCormick

We analysed segmentation agreement (AUC, Dice) and choroid metrics agreement (Pearson, Spearman, mean absolute error (MAE)) in internal and external test sets.

Segmentation