Clusterapply is meant to break datasets into smaller frames on which functions (regressions, for example) can be applied.
This package is used primarily in the epidemiar package of the EPIDEMIA forecasting system for regression modelling to use thin plate splines for the long-term trend and lagged environmental covariate terms over a clustering of districts: https://github.com/EcoGRAPH/epidemiar/releases/latest
with an associated demonstration project available at: https://github.com/EcoGRAPH/epidemiar-demo/releases/latest
Version 1.0.1: minor updates regarding memory use and other minor issues