Density Estimation

Preprints

• Helbling, A., Hernandez, S.G., Hoover, B., Chau, D.H. and Ram, P. (2026) What Time Is It? How Data Geometry Makes Time Conditioning Optional for Flow Matching. arXiv

Conference

• Curtin, R., March, W., Ram, P., Anderson, D., Gray, A., & Isbell, C. (2013). Tree-independent dual-tree algorithms. International Conference on Machine Learning (pp. 1435-1443). PMLR. paper

• Ram, P., & Gray, A. G. (2011). Density estimation trees. Proceedings of the 17th ACM SIGKDD international conference on Knowledge discovery and data mining (pp. 627-635). paper code

Journal

• Curtin, R. R., Lee, D., March, W. B., & Ram, P. (2015). Plug-and-play dual-tree algorithm runtime analysis. Journal of Machine Learning Research, 16, 3269-3297. paper

Workshop

• Helbling, A., Ram, P., Chau, D.H. and Hoover, B. (2026) EnergyMap: Unraveling the Data Manifold with Energy-based Dimensionality Reduction. New Frontiers in Associative Memories-Workshop at ICLR 2026. paper

• Ram, P., & Gray, A. G. (2018). Fraud detection with density estimation trees. KDD 2017 Workshop on Anomaly Detection in Finance (pp. 85-94). PMLR. paper