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stat.ML2025
Transfer Learning with Distance Covariance for Random Forest: Error Bounds and an EHR Application
Chenze Li, Subhadeep Paul
We propose a method for transfer learning in nonparametric regression using a random forest (RF) with distance covariance-based feature weights, assuming the unknown source and tar…
econ.EM2025
Recidivism Prediction, Peer Effect Estimation, and Prediction-Powered Inference with LLM Text Measures
Shanjukta Nath, Jiwon Hong, Jae Ho Chang +2
We provide a new framework for estimating peer effects when outcomes are multivariate behavioral measures derived from written text using an LLM and the network formation is endoge…
stat.ML2025
Spectral clustering for dependent community Hawkes process models of temporal networks
Lingfei Zhao, Hadeel Soliman, Kevin S. Xu +1
Temporal networks observed continuously over time through timestamped relational events data are commonly encountered in application settings including online social media communic…