Hi I need some help with the function mask I have a polygon and I want to extract data for all the world except for the polygon I write this code but it doesn't work, do you have any idea of the problem ? how can I do that ?
worldmask=mask(invHS,hotspot,inverse=TRUE) worldmask=mask(invHS,hotspot,reverse=TRUE) Thanks a lot for your help, Céline -- View this message in context: http://r.789695.n4.nabble.com/mask-and-reverse-the-selection-tp4633307.html Sent from the R help mailing list archive at Nabble.com. ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
