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...ot find a way to do this. Hope I was clear enough, any help is appreciated! Kaspar Rufibach -- ______________________________________ Kaspar Rufibach Department of Statistics -- Sequoia Hall 390 Serra Mall Stanford University Stanford, CA 94305-4065 mailto:kaspar.rufibach at stanford.edu skype:kasparrufibach http://www.stanford.edu/~kasparr

Hi, The silverman's paper introduction offer how to find a mode for one dimensional data based on software http://www.stanford.edu/~kasparr/software/silverman.r, for two dimensional data I use kde2d to smooth it out first, then I get a matrix of densities for all the X(one dimension) cross Y(another dimension). I sort X and Y first before I pass the values to kde2d(x, y, c(hx, hy)), the persp shape changes Does anyone know how to...