Re: [R] How to generate a smoothed surface for a three dimensional dataset?

2013-12-06 Thread A Xi Ma
The following question is inspired by Jun's problem, which resembles some of my own problems, but goes off on a tangent about applying plot3D from Karline Soetart. On Thu, Dec 5, 2013 at 11:52 PM, Bert Gunter gunter.ber...@gene.com wrote: Your comment that: I can see the critical point

[R] increase the usage of CPU and Memory

2012-06-26 Thread Xi
know some methods to shorten the running time and increase the usage of CPU and memory? Many thanks, Xi [[alternative HTML version deleted]] __ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read

[R] convert a matrix to binaryMatrix in Recommenderlab

2011-08-18 Thread Jing Xi
Does anyone have experience about how to convert a matrix to binaryMatrix using Recommenderlab package? Thanks, Jing [[alternative HTML version deleted]] __ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help

[R] How to change the lengend in a DA figure

2010-09-24 Thread Chen, Xi
not sure how to make it work, could you please help me with my problem? My code is: library(MASS) da.anti-lda(type~ct+rd+ht+ndf+adf+hc+ls+cs) da.anti par(family=serif) plot(da.anti) I appreciate your help. Thank you. Xi Chen Graduate Teaching Scholar Biological Science Department Texas Tech

[R] Converting matrices into row vectors and saving as ASCII text

2009-09-19 Thread Xi Ang
an additional column that labels which time unit (1-100) the row belongs to, i.e. 1 a1,1 a1,2 ... a1,15 2 a2,1 a2,2 ... a2,15 3 a3,1 a3,2 ... a3,15 4 a4,1 a4,2 ... a4,15 . . . 99 100 Any suggestions would be appreciated. Thanks Xi -- View this message

Re: [R] Converting matrices into row vectors and saving as ASCII text

2009-09-19 Thread Xi Ang
Thanks for your reply. Is there a way I can save the data to an ascii file without losing the row/column structure? I have tried save(...) and write.table(...) but the output file seems to jumble up the order of the matrix. Thanks Xi David Winsemius wrote: XYT - array(1:150, dim=c(3,5,10