I'm having some issues using the retina package to map a fish eye. I'm an undergraduate and we don't have access to stereology software so the counts/ outlines and grid system have been done by hand. I've followed the steps listed and cannot get the program to run beyond the following error:
I'm having some issues using the retina package to map a fish eye. I'm an undergraduate and we don't have access to stereology software so the counts/ outlines and grid system have been done by hand. I've followed the steps listed and cannot get the program to run beyond the following error: