Data augmentation is an open challenge for fMRI data. Since we are using fMRI flat maps, we can at least try some standard image augmentations:
scale: [0.8, 1.0] # crop on average one patch
ratio: [2.5, 2.5] # keep aspect ratio 560 / 224 = 2.5
scale: [0.25, 1.0]
ratio: [2.0, 3.125]
- color jitter (but nb, images are single channel)
- gaussian noise
- pca latent noise
Data augmentation is an open challenge for fMRI data. Since we are using fMRI flat maps, we can at least try some standard image augmentations: