Lienen, Julian, and Eyke Hüllermeier. “From Label Smoothing to Label Relaxation”. Proceedings of the AAAI Conference on Artificial Intelligence 35, no. 10 (May 18, 2021): 8583-8591. Accessed October 28, 2021. https://ojs.aaai.org/index.php/AAAI/article/view/17041.