TongFen v0.3.7 is now on CRAN. TongFen solves the problem of making data across different but congruent geographies comparable. Prime examples are fine geography census data from different years, or polling districts across election cycles. Thanks to @dshkol.bsky.social for performance improvements.
Several functions to allow comparisons of data across different geographies, in particular for Canadian census data from different censuses.
