Liu, Fanghui, Xiaolin Huang, Yudong Chen, Jie Yang, and Johan Suykens. “Random Fourier Features via Fast Surrogate Leverage Weighted Sampling”. Proceedings of the AAAI Conference on Artificial Intelligence 34, no. 04 (April 3, 2020): 4844-4851. Accessed June 27, 2022. https://ojs.aaai.org/index.php/AAAI/article/view/5920.