Horak, D., S. Yu, and G. Salimi-Khorshidi. “Topology Distance: A Topology-Based Approach for Evaluating Generative Adversarial Networks”. Proceedings of the AAAI Conference on Artificial Intelligence, vol. 35, no. 9, May 2021, pp. 7721-8, https://ojs.aaai.org/index.php/AAAI/article/view/16943.