Hi!<br><br>I am having this error message when running Models: <i><b>Error in rep(0, net$nunits + 1L) : invalid 'times' argument</b></i><br><br>Models(GLM = T, TypeGLM = "simple", Test = "AIC", GBM = T, No.trees = 2000, GAM = T,<br>
Spline = 3, CTA = T, CV.tree = 50, ANN = T, CV.ann = 2, SRE = T, <br>MARS = T, RF = T, NbRunEval = 3, DataSplit = 80, Yweights=NULL, Roc = T, Optimized.Threshold.Roc = T,<br>Kappa = T, TSS=T, KeepPredIndependent = T, VarImport=5, NbRepPA=2, strategy="circles",<br>
coor=dataset[,8:9], distance=2, nb.absences=100)<br><br><br><br>----------------------------------- <br>Modelling summary <br><i>----------------------------------- <br>Number of species modelled :Â Â Â Â Â Â Â Â Â Â Â 1<br>Species 01<br>
<br>numerical variables :Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â var1, var2, var3, var4, var5, var6<br><br><br>number of evaluation repetitions :Â Â Â Â Â 3<br>number of pseudo-absences runs :Â Â Â Â Â Â Â 2<br>models selected :Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â ANN, CTA, GAM, GBM, GLM, MARS, RF, SRE<br>
total number of model runs :Â Â Â Â Â Â Â Â Â Â Â 64<br>----------------------------------- <br><br><br>#####Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Species 01Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â #####<br>#####Â Â Â Â Â Â Â Â Â Â Â Â Â pseudo-absence run 1Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â #####<br>
Model=Artificial Neural Network <br>Â Â Â Â Â Â Â Â 2 Fold Cross Validation + 3 Repetitions <br>Calibration and evaluation phase: Nb of cross-validations:Â 3 <br></i><i><b>Error in rep(0, net$nunits + 1L) : invalid 'times' argument<br>
</b></i><br><br>I had this problem before, I solved it but I didn't keep a track of the change I made to solve it.<br><br>My data is in data.frame format, the species columns has only presence absence ( 1 or 0) and there are no NA values.<br>
My variables have decimal numbers.<br><br>By initial state is the following:<br>Initial.State(Response = dataset[,7],<br>Â Â Â Â Â Â Explanatory = dataset[,1:6],<br>Â Â Â Â Â Â Â IndependentResponse = NULL,<br>Â Â Â Â Â Â IndependentExplanatory = NULL,<br>
       <a href="http://sp.name">sp.name</a>="Species 01")<br><br><br>Thanks in advance<br><i></i>