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stat.ME2026
Robust Estimation of Polychoric Correlation for Complex Survey Designs Using Minimum Divergence Methods
Siqi Wei, David Kepplinger, Anand N. Vidyashankar
Standard maximum likelihood estimation of polychoric correlations is highly sensitive to contamination in survey data, including response errors, interviewer effects, and careless…
stat.ME2024
Grouping predictors via network-wide metrics
Brandon Woosuk Park, Anand N. Vidyashankar, Tucker S. McElroy
When multitudes of features can plausibly be associated with a response, both privacy considerations and model parsimony suggest grouping them to increase the predictive power of a…