Changes in version 1.0.3 - I removed the SystemRequirements from the DESCRIPTION file. Changes in version 1.0.2 (2025-09-15) - I updated the Makevars and Makevars.win files by adding -DARMA_USE_CURRENT (see issue: https://github.com/RcppCore/RcppArmadillo/issues/476) - I removed the "CXX_STD = CXX11" from the "Makevars" files, and the "[[Rcpp::plugins(cpp11)]]" from the "vmd.cpp" file due to the following NOTE from CRAN, "NOTE Specified C++11: please drop specification unless essential" (see also: https://www.tidyverse.org/blog/2023/03/cran-checks-compiled-code/#note-regarding-systemrequirements-c11) Changes in version 1.0.1 (2022-07-04) - I've added the estimate_K() function (Correlation Coefficient Method) which is based on the paper https://doi.org/10.1155/2020/8304903 Changes in version 1.0.0 (2022-06-09)