Hi I am used to handle bio information such as NMR data or IR data .
I want to perform pls regression, so I search the help page of plsr. and I use the example of plsr. But I have a problem to make appropriate data format to do plsr. these example data type like this : A data frame with components NIR Numeric matrix of NIR measurements density Numeric vector of densities train Logical vector with TRUE for the training samples and FALSE for the test samples I want to make a matrix and vector in same data frame. how can I do ? [[alternative HTML version deleted]] ______________________________________________ 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.