3 papers
stat.ML2026
ScoreStop: Gradient-based early stopping using functional score tests
Oliver J. Hines, Christian L. Hines
Gradient boosted decision trees require a stopping rule to avoid overfitting. The standard rule monitors a validation loss and stops if the loss fails to improve for a fixed patien…
cs.LG2025
TimeCluster with PCA is Equivalent to Subspace Identification of Linear Dynamical Systems
Christian L. Hines, Samuel Spillard, Daniel P. Martin
TimeCluster is a visual analytics technique for discovering structure in long multivariate time series by projecting overlapping windows of data into a low-dimensional space. We sh…
stat.ML2025
Automatic debiasing of neural networks via moment-constrained learning
Christian L. Hines, Oliver J. Hines
Causal and nonparametric estimands in economics and biostatistics can often be viewed as the mean of a linear functional applied to an unknown outcome regression function. Naively…