are you aware of our dataset (BRATS) and challenges/workshop http://www.brainlesion-workshop.org/ ? If you used our data can you cite it? Bakas, Spyridon, et al. "Identifying the best machine learning algorithms for brain tumor segmentation, progression assessment, and overall survival prediction in the BRATS challenge." arXiv preprint arXiv:1811.02629 (2018).