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Hi everyone, My database has 3 columns?: the x coordinates, the y coordinates and the value of G for every individual (20 in total). I would like to have the x,y coordinates of individuals, Under these conditions?: the distance...
Hi everyone, I need your help to solve a problem with occurrence and two dataframes. I have an excel table of 15200 lines. Each line correspond to a tree analyzed for its structures. I have all the structures in columns...
Hi Jim, Thank you very much for the answer?! The result is really better with this?? Here is the code?: > kk<- function(x.Koordinate, y.Koordinate, data=data) + { + coordx<-data$x.Koordinate[data$G==24] + coordy<-data$y.Koordinate[data...
Hi Peter?! Thanks for your answer?! Indeed it is really better without the empty rows. Unfortunately I did?nt archieve to do it with your propositions, but with this one?: > kk<- function(x.Koordinate, y.Koordinate, data=data) + { + coordx<-data...
Yes of course, I can share this short view of the datas. Here is the head() of data100, containing all the trees with a final value higher than 100?: CV11 CV12 CV13 CV14 CV15 CV21 CV22 CV23 CV24 CV25 CV26...
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