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(2.079441542,2.091864062,2.041220329,2.014903021,2.028148247,2.054123734,2.054123734,2.054123734,2.014903021,2.014903021,1.960094784,2.014903021,2.014903021,2.028148247,2.041220329,2.041220329,2.066862759,2.091864062,2.104134154,2.104134154,2.104134154,2.066862759,1.987874348,1.931521412,1.887069649,1.902107526,1.931521412,1.945910149,1.960094784,1.974081026,1.960094784,1.931521412,1.945910149,1.916922612,1.85629799,1.902107526,1.887069649,1.85629799,1.840549633,1.824549292,1.871802177,1.916922612,1.916922612,1.85629799,1.808288771,1.757857918,1.808288771,1.974081026,1.987874348,1.931521412,1.808288771,1.757857918,1.824549292,1.960094784,2.041220329,2.066862759,2.041220329,2.00148,2.014903021,2.079441542)
> x <- c(2.406945108,2.388762789,2.302585093,2.219203484,2.219203484,2.251291799,2.261763098,2.251291799,2.208274414,2.186051277,2.197224577,2.312535424,2.332143895,2.32238772,2.261763098,2.219203484,2.2300144,2.240709689,2.240709689,2.219203484,2.197224577,2.197224577,2.197224577,2.282382386,2.302585093,2.282382386,2.2300144,2.197224577,2.197224577,2.208274414,2.208274414,2.208274414,2.219203484,2.174751721,2.116255515,2.128231706,2.091864062,2.041220329,2.066862759,2.066862759,2.079441542,2.066862759,2.028148247,1.960094784,1.916922612,1.871802177,1.931521412,2.104134154,2.163323026,2.116255515,2.066862759,2.014903021,2.054123734,2.116255515,2.128231706,2.104134154,2.041220329,1.974081026,1.987874348,2.091864062)
> 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/1yhoh1256919093.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  
     0.8762       0.5041  

> 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/21ryw1256919093.tab") 
> 
> system("convert tmp/1yhoh1256919093.ps tmp/1yhoh1256919093.png")
> 
> 
> proc.time()
   user  system elapsed 
  0.572   0.259   0.883