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Hi everyone, I have three numerica vectors: x, y, z. I want to plot a heatmap or surface plot of z against x and y. Is there any package for this? If possible, please drop me several lines of example...
Hello everyone, I am using fgev from evd package to fitting my data with general extreme value distribution. The command I used is simple: y <- fgev(x). The error is "observed information matrix is singular;" How can I solve these...
Hello everyone, I use the following command lines to get important variable from training dataset. data.controls <- cforest_unbiased(ntree=500, mtry=3) data.cforest <- cforest(V1~.,data=rawinput,controls=data.controls) data.cforest.varimp <- varimp(data.cforest, conditional = TRUE...
Hi Sarah, To me, the heatmap function calculates "density value" for each grid of the heatmap automatically from the input matrix. In my case, I already got the "density value" as a vector, say Z. I want to plot a...
Sorry, Patrick and other victims. My bad~~ The data file can be accessed at http://zhanglab.ccmb.med.umich.edu/TM-fold/featureSelection_rec.vectors The code is attached below. Error happens at "data.cforest.varimp <- varimp(data.cforest, conditional...
Thanks for your feedback. I think the problem is not because of many levels. There is only 1 column with two levels as class labels in my input data. Below is my code. The commandline "data.cforest.varimp <- varimp(data...
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