Re: [R] Generating repeated network measures in R

It might help if you say what exactly you are struggling with. Even better would be to provide code and data using dput() (just for the data -- copy and paste the code). If you can write a function to do whatever it is use need on a single year, then tapply() will be useful for splitting by year,

[R] Generating repeated network measures in R

I am working on directed network data of the following form: Origin farm Destination farm Year Farm 1 -> Farm 21999 Farm 1 -> Farm 31999 Farm 3 -> Farm 22000 Farm 1 -> Farm 2