search for: centeringv

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2020 Oct 13
1
Please need help to finalize my code
...lt;petr.pikal at precheza.cz <mailto:petr.pikal at precheza.cz> > a ?crit : Hi. Maybe you will get better answers, but from your code it seems to me that you are treating R as C or other similar language which is not optimal. Considering your first 9 lines, it could be changed either to CenteringV <- function(X, Ms, n) X-Ms or you probably could use functions sweep or scale. Your other code is beyond my experience, sorry. Cheers Petr > -----Original Message----- > From: R-help <r-help-bounces at r-project.org> On Behalf Of Ablaye Ngalaba > Sent: Saturday, October 10, 202...
2020 Oct 10
3
Please need help to finalize my code
...f X. 130)centering redescription function phi(Xkl) or the kernel k(. , .) 131)Vijkl always using the kernel function as precedent 132)Vkl always using the kernel function as precedent I look forward to your help and sincere request. Yours sincerely library(MASS) 1 CenteringV<-function(X,Ms,n){ 2 # this function centers the data of X 3 X1=X*0 4 for (i in 1:n){ 5 X1[i,]=X[i,]-Ms 6 } 7 return(X1) 8 } 9 # Function N?2 10 SqrtMatrix0<-function(M) { 11 # This function allows us to compute the square root of a matrix 12 # using the decomposition M=PDQ where Q is the i...
2020 Oct 13
0
Please need help to finalize my code
...t; petr.pikal at precheza.cz> > a ?crit : > > Hi. > > Maybe you will get better answers, but from your code it seems to me that > you are treating R as C or other similar language which is not optimal. > Considering your first 9 lines, it could be changed either to > > CenteringV <- function(X, Ms, n) X-Ms > > or you probably could use functions sweep or scale. > Your other code is beyond my experience, sorry. > > Cheers > Petr > > > -----Original Message----- > > From: R-help <r-help-bounces at r-project.org> On Behalf Of Ablaye Ng...