no code implementations • 4 Dec 2022 • Mehmet Aktukmak, Zeyu Sun, Monica Bobra, Tamas Gombosi, Ward B. Manchester, Yang Chen, Alfred Hero
In this paper, we consider incorporating data associated with the sun's north and south polar field strengths to improve solar flare prediction performance using machine learning models.
1 code implementation • 21 Aug 2022 • Mehmet Aktukmak, Haonan Zhu, Marc G. Chevrette, Julia Nepper, Shruthi Magesh, Jo Handelsman, Alfred Hero
We present a computationally scalable variational Expectation-Maximization (EM) algorithm for inferring the latent variables and the parameters of the model.
1 code implementation • 27 Aug 2021 • Yasin Yilmaz, Mehmet Aktukmak, Alfred O. Hero
The proposed algorithm is presented in detail for the commonly encountered heterogeneous datasets with real-valued (Gaussian) and categorical (multinomial) features.