### Maximum Likelihood Estimation and Expectation-Maximization for a Mixture of Log-Concave Densities with Separation

**J. Kwon** and C. Caramanis

Work in Progress

- Ph.D in The University of Texas at Austin, 2017 ~ Present
- B.S. in Korea, Seoul National University, 2008 ~ 2016

- Decision, Information, and Communications Engineering (DICE), The University of Texas at Austin
- Graduate Research Assistant (with Prof. Constantine Caramanis)

- Perceptron and Intelligence Laboratory (PIL), Seoul National University
- Research Internship (with Prof. Jin Young Choi)

- Alegion Inc., 2019.6 ~ 2019.8
- Research Internship
- Research on the automation of human annotation

- Scientific Analog, 2015.5 ~ 2016.6
- Research and Development Engineer
- Program Developer for Mixed Circuit Simulator

- Redduck, Inc., 2011.2 ~ 2013.12
- PC Online Game Client Programmer

### Maximum Likelihood Estimation and Expectation-Maximization for a Mixture of Log-Concave Densities with Separation

**J. Kwon**and C. Caramanis

Work in Progress### RL for Latent MDPs: Regret Guarantees and a Lower Bound

**J. Kwon**, Y. Efroni, C. Caramanis and S. Mannor

Preprint, 2021### On the Computational and Statistical Complexity of Over-Parameterized Matrix Sensing

J. Zhuo,

**J. Kwon**, N. Ho and C. Caramanis

Preprint, 2021### On the Minimax Optimality of the EM Algorithm for Two-Component Mixed Linear Regression

**J. Kwon**, N. Ho and C. Caramanis

Proceedings of the 24th International Conference on Artificial Intelligence and Statistics (AISTATS) 2021### The EM Algorithm gives Sample-Optimality for Learning Mixtures of Well-Separated Gaussians

**J. Kwon**and C. Caramanis

Proceedings of the 33rd Annual Conference on Learning Theory (COLT) 2020### EM Converges for a Mixture of Many Linear Regressions

**J. Kwon**and C. Caramanis

Proceedings of the 23rd International Conference on Artificial Intelligence and Statistics (AISTATS) 2020### Global Convergence of the EM Algorithm for Mixtures of Two Component Linear Regression

**J. Kwon**, W. Qian, C. Caramanis, Y. Chen, and D. Damek

Proceedings of the 32nd Annual Conference on Learning Theory (COLT) 2019

- Computer Skills: C/C++, Python, MATLAB, LaTeX
- Specialty: Algorithm/Data Structure, Learning Theory, Optimization
- Language: Korean (Native), English, Japanese