https://github.com/FridleyLab/spatialIF/blob/2919f2fe2620fd2fe1e1ab02bcc083bd9ec89b90/R/ripleys_k.R#L87 Should we create the `owin` object before or after subsetting down to positive cells?
https://github.com/FridleyLab/spatialIF/blob/2919f2fe2620fd2fe1e1ab02bcc083bd9ec89b90/R/ripleys_k.R#L87
Should we create the
owinobject before or after subsetting down to positive cells?