R version 2.9.0 (2009-04-17)
Copyright (C) 2009 The R Foundation for Statistical Computing
ISBN 3-900051-07-0

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> y <- c(3.43,3.57,4.29,2.71,3.14,3.14,3.57,3.29,2.43,3.00,2.71,2.71,2.14,2.29,3.29,3.86,3.14,2.00,3.14,3.29,3.29,3.00,2.71,2.57,2.86,3.29,3.57,2.71,3.43,3.14,3.57,3.71,4.14,4.57,3.57,4.14,4.00,2.43,4.00,4.14,3.71,3.57,2.00,3.57,3.71,2.86,2.57,4.57,3.57,3.57,3.29,3.00,2.86,2.14,4.29,3.43,3.71,3.43,3.14,2.00,3.43,3.43,3.43,3.43,2.71,4.43,3.14,3.86,2.71,3.57,2.86,3.00,3.86,3.29,3.57,2.86,3.00,3.14,3.29,3.57,3.57,2.43,2.71,3.57,2.71,2.86,3.71,3.29,3.86,2.43,2.43,2.71,2.43,3.14,3.00,4.57,3.00,3.00,2.57,2.57,3.29,2.71,2.86,3.00,2.86,2.43,2.57,2.71,3.14,2.14,2.00,2.57,3.43,5.00,4.14,3.00,3.57,2.86,3.14,1.86,3.71,2.43,3.57,2.86,2.71,3.00,3.14,3.43,3.00,3.71,3.43,2.29,3.29,2.57,2.29,3.71,2.71,3.00,3.00,3.14,3.29,4.14,3.00,3.00,3.29,3.86,3.57,3.00,1.43,2.86,3.71,3.43,4.14,2.71,3.43,2.71,3.43,3.14,2.43)
> x <- c(2.2,1.4,3.4,2,2.4,2.4,2.2,2.2,2.4,2.6,2.8,3.2,2.2,2,2.2,3,1.8,2.2,3.4,3.4,2.2,3.6,2.8,2,2.2,3,3,2.6,3.2,2.6,1.8,3.6,3.6,2.4,3.4,1.8,1.8,2.4,3.6,2.4,3.6,2.8,3,3.2,2,2.2,2.8,1.8,2.4,3.4,1,2.4,2.4,1.2,4.8,2.4,2.4,2.8,1.4,2.6,2.4,2.6,2.8,1.6,2.2,1.8,2.2,2.6,2,2.2,2.4,1.8,3,3.6,3,2.4,2.6,2.8,2,2.6,2.6,2.2,2.6,3.2,1.6,3.2,2.2,1.8,3.2,2.4,2.8,1.6,1.8,3,2.2,4.2,2.8,3.6,2.4,2.6,3,2.4,3.8,3,2.2,2.2,2,2.6,3,2.4,2.4,3.2,1.8,3.6,1.6,2.6,3.4,1.8,3,1.6,1.4,2.4,2.8,1.2,1.6,3.4,2,2.2,2.8,2.2,2.6,2.4,2.2,1.8,2.4,4,2.4,2.6,2.4,2.4,1.8,3,4.8,1.4,3.4,2.2,3.4,2.2,2.4,2.8,2.2,3.2,4.2,2.8,4,2.6,2.2,3,3.8)
> par7 = 'Y'
> par6 = 'Y'
> par5 = '0'
> par4 = '0'
> par3 = '0'
> par2 = '50'
> par1 = '50'
> ylab = 'y'
> xlab = 'x'
> main = 'Bivariate Kernel Density'
> #'GNU S' R Code compiled by R2WASP v. 1.0.44 ()
> #Author: Prof. Dr. P. Wessa
> #To cite this work: AUTHOR(S), (YEAR), YOUR SOFTWARE TITLE (vNUMBER) in Free Statistics Software (v$_version), Office for Research Development and Education, URL http://www.wessa.net/rwasp_YOURPAGE.wasp/
> #Source of accompanying publication: Office for Research, Development, and Education
> #Technical description: Write here your technical program description (don't use hard returns!)
> par1 <- as(par1,'numeric')
> par2 <- as(par2,'numeric')
> par3 <- as(par3,'numeric')
> par4 <- as(par4,'numeric')
> par5 <- as(par5,'numeric')
> library('GenKern')
Loading required package: KernSmooth
KernSmooth 2.23 loaded
Copyright M. P. Wand 1997-2009

Loading GenKern version 1.1
Copyright Lucy and Aykroyd 2000
last update October 2004
requires KernSmooth


Package GenKern installed

> if (par3==0) par3 <- dpik(x)
> if (par4==0) par4 <- dpik(y)
> if (par5==0) par5 <- cor(x,y)
> if (par1 > 500) par1 <- 500
> if (par2 > 500) par2 <- 500
> postscript(file="/var/www/html/rcomp/tmp/15aat1290677433.ps",horizontal=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> op <- KernSur(x,y, xgridsize=par1, ygridsize=par2, correlation=par5, xbandwidth=par3, ybandwidth=par4)
> image(op$xords, op$yords, op$zden, col=terrain.colors(100), axes=TRUE,main=main,xlab=xlab,ylab=ylab)
> if (par6=='Y') contour(op$xords, op$yords, op$zden, add=TRUE)
> if (par7=='Y') points(x,y)
> (r<-lm(y ~ x))

Call:
lm(formula = y ~ x)

Coefficients:
(Intercept)            x  
     2.6153       0.2131  

> abline(r)
> box()
> dev.off()
null device 
          1 
> 
> #Note: the /var/www/html/rcomp/createtable file can be downloaded at http://www.wessa.net/cretab
> load(file="/var/www/html/rcomp/createtable")
> 
> a<-table.start()
> a<-table.row.start(a)
> a<-table.element(a,'Bandwidth',2,TRUE)
> a<-table.row.end(a)
> a<-table.row.start(a)
> a<-table.element(a,'x axis',header=TRUE)
> a<-table.element(a,par3)
> a<-table.row.end(a)
> a<-table.row.start(a)
> a<-table.element(a,'y axis',header=TRUE)
> a<-table.element(a,par4)
> a<-table.row.end(a)
> a<-table.row.start(a)
> a<-table.element(a,'Correlation',2,TRUE)
> a<-table.row.end(a)
> a<-table.row.start(a)
> a<-table.element(a,'correlation used in KDE',header=TRUE)
> a<-table.element(a,par5)
> a<-table.row.end(a)
> a<-table.row.start(a)
> a<-table.element(a,'correlation(x,y)',header=TRUE)
> a<-table.element(a,cor(x,y))
> a<-table.row.end(a)
> a<-table.end(a)
> table.save(a,file="/var/www/html/rcomp/tmp/2cusw1290677434.tab") 
> 
> try(system("convert tmp/15aat1290677433.ps tmp/15aat1290677433.png",intern=TRUE))
character(0)
> 
> 
> proc.time()
   user  system elapsed 
  0.623   0.268   1.337