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3 results for “from:wk y”

kernel density estimation and classification
wk y · Nov 2, 2009 · r-help

Hi, I am interested to use Kernel Density Estimation on bivariate data for multi-class classification. So far, I have managed to use the 'ks' package to plot the contours of the kernel density estimates based on 8-class training...

kernel density estimation and classification
wk y · Nov 2, 2009 · r-help

Hi, I am interested to use Kernel Density Estimation on bivariate data for multi-class classification. So far, I have managed to use the 'ks' package to plot the contours of the kernel density estimates based on 8-class training...

splitting dataframe, assign to new dataframe, add new rows to new dataframe
wk y · Oct 12, 2009 · r-help

Hi, all, My objective is to split a dataframe named "cmbine" according to the value of "classes". After the split, I will take the first instance from each class and bin them into a new dataframe, "df1". In the 2nd...

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