A Universal Metric of Dataset Similarity for Cross-silo Federated Learning Datasets can be downloaded at: CREDIT: https://www.kaggle.com/datasets/mlg-ulb/creditcardfraud WEATHER: https://research.yandex.com/shifts/weather EMNIST: https://www.nist.gov/itl/products-and-services/emnist-dataset CIFAR: https://www.cs.toronto.edu/~kriz/cifar.html IXITiny: https://torchio.readthedocs.io/datasets.html