[R] MARS for complex survey data

Hello forum, I am interested in investigating non-linear relationships between variables using something akin to Multivariate Adaptive Regression Splines. The problem is that my data have sample weights and stratification variables, and I don't think earth and similar packages support these. An

[R] MARS for complex samples / survey data?

Hello forum, I am interested in investigating non-linear relationships between variables using something akin to Multivariate Adaptive Regression Splines. The problem is that my data have sample weights and stratification variables, and I don't think earth and similar packages support these. Any