This is a simple worked example of the application of Hill's frequency scaling using local occupancy (Frescalo) technique for the derivation of time trends from heterogeneous biological records data. See Hill (2012) for more information here: https://besjournals.onlinelibrary.wiley.com/doi/full/10.1111/j.2041-210X.2011.00146.x
The R Markdown file is rendered at https://rpubs.com/sacrevert/simpleFresDemo