NEWS.md
Added fortify() method to plot metamers directly with ‘ggplot2’.
The perturbation argument in metamerize() can now be a vector of equal in length to change
Multiple minimization functions can be passed to minimize.
Added function mean_self_proximity() that computes the inverse of the mean minimum distance between each datapoint. Pass it to minimize if you don’t want it to clump.
Small speed improvement.
Tweaked annealing algorithm.