Bala Rajaratnam

Professor Bala Rajaratnam is a leading academic in Business Analytics at the University of Sydney Business School. His research spans high-dimensional statistical inference, machine learning, and data science, with applications in economics, finance, biomedical sciences, and environmental modeling. Key focus areas include graphical models, network analysis, and Bayesian methodology.

His recent work examines partial correlation screening, covariance estimation, and climate field completion. Publications highlight interdisciplinary collaborations across climate science, financial engineering, and biomedical research. He received a 2019 Australian Research Council Discovery Project grant for Principled statistical methods for high dimensional correlation networks.