4 papers
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…
Recidivism and Peer Influence with LLM Text Embeddings in Low Security Correctional Facilities
Shanjukta Nath, Jiwon Hong, Jae Ho Chang +2
Studying peer effects in language is critical because they often reflect behavioral and personality traits that are important determinants of economic outcomes. However, language i…
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…
The co-varying ties between networks and item responses via latent variables
Selena Wang, Plamena Powla, Tracy Sweet +1
Relationships among teachers are known to influence their teaching-related perceptions. We study whether and how teachers' advising relationships (networks) are related to their pe…