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*Unverified author*
R Software Module: rwasp_density.wasp (opens new window with default values)
Title produced by software: Kernel Density Estimation
Date of computation: Sun, 04 Oct 2009 14:05:59 -0600
 
Cite this page as follows:
Statistical Computations at FreeStatistics.org, Office for Research Development and Education, URL http://www.freestatistics.org/blog/date/2009/Oct/04/t1254686873jk2lcgsl280o93g.htm/, Retrieved Sun, 04 Oct 2009 22:07:55 +0200
 
BibTeX entries for LaTeX users:
@Manual{KEY,
    author = {{YOUR NAME}},
    publisher = {Office for Research Development and Education},
    title = {Statistical Computations at FreeStatistics.org, URL http://www.freestatistics.org/blog/date/2009/Oct/04/t1254686873jk2lcgsl280o93g.htm/},
    year = {2009},
}
@Manual{R,
    title = {R: A Language and Environment for Statistical Computing},
    author = {{R Development Core Team}},
    organization = {R Foundation for Statistical Computing},
    address = {Vienna, Austria},
    year = {2009},
    note = {{ISBN} 3-900051-07-0},
    url = {http://www.R-project.org},
}
 
Original text written by user:
 
IsPrivate?
No (this computation is public)
 
User-defined keywords:
KDGP1W22
 
Dataseries X:
» Textbox « » Textfile « » CSV «
8357 7454 8076 7248 7339 7292 7359 7537 7441 8057 8037 8257 8692 8119 8236 7432 7669 7453 7566 7731 7657 8130 8401 8737 9009 7919 8228 7903 7912 7857 7965 8091 8024 8772 8656 8953 9014 8103 8876 8231 8173 8087 8296 8007 8382 9168 9137 9321 9234 8451 9101 8279 8284 8225 8597 8305 8620 9102 9258 9652 9522 8874 9415 8525 8862 8421 8626 8750 8852 9412 9570 9513 9986 8907 9663 8799 8931 8732 8936 9127 9070 9773 9670 9929 10095 9025 9659 8954 9022 8855 9034 9196 9038 9650 9715 10052 10436 9314 9717 8997 9062 8885 9058 9095 9149 9857 9848 10269 10341 9690 10125 9349 9224 9224 9454 9347 9430 9933 10148 10677 10735 9760 10567 9333 9409 9502 9348 9319 9594 10160 10182 10810 11105 9874 10958 9311 9610 9398 9784 9425 9557 10166 10337 10770 11265 10183 10941 9628 9709 9637 9579 9741 9754 10508 10749 11079 11608 10668 10933 9703 9799 9656 9648 9712 9766 10540 etc...
 
Output produced by software:


Summary of computational transaction
Raw Inputview raw input (R code)
Raw Outputview raw output of R engine
Computing time4 seconds
R Server'RServer@AstonUniversity' @ vre.aston.ac.uk
R Framework
error message
Warning: there are blank lines in the 'Data' field.
Please, use NA for missing data - blank lines are simply
 deleted and are NOT treated as missing values.


Properties of Density Trace
Bandwidth285.931024914372
#Observations175
 
Charts produced by software:
http://127.0.0.1/wessadotnet/public_html/freestatisticsdotorg/blog/date/2009/Oct/04/t1254686873jk2lcgsl280o93g/1y4151254686753.png (open in new window)
http://127.0.0.1/wessadotnet/public_html/freestatisticsdotorg/blog/date/2009/Oct/04/t1254686873jk2lcgsl280o93g/1y4151254686753.ps (open in new window)


http://127.0.0.1/wessadotnet/public_html/freestatisticsdotorg/blog/date/2009/Oct/04/t1254686873jk2lcgsl280o93g/28tcv1254686753.png (open in new window)
http://127.0.0.1/wessadotnet/public_html/freestatisticsdotorg/blog/date/2009/Oct/04/t1254686873jk2lcgsl280o93g/28tcv1254686753.ps (open in new window)


http://127.0.0.1/wessadotnet/public_html/freestatisticsdotorg/blog/date/2009/Oct/04/t1254686873jk2lcgsl280o93g/3knef1254686753.png (open in new window)
http://127.0.0.1/wessadotnet/public_html/freestatisticsdotorg/blog/date/2009/Oct/04/t1254686873jk2lcgsl280o93g/3knef1254686753.ps (open in new window)


http://127.0.0.1/wessadotnet/public_html/freestatisticsdotorg/blog/date/2009/Oct/04/t1254686873jk2lcgsl280o93g/4y9cg1254686753.png (open in new window)
http://127.0.0.1/wessadotnet/public_html/freestatisticsdotorg/blog/date/2009/Oct/04/t1254686873jk2lcgsl280o93g/4y9cg1254686753.ps (open in new window)


http://127.0.0.1/wessadotnet/public_html/freestatisticsdotorg/blog/date/2009/Oct/04/t1254686873jk2lcgsl280o93g/55xsf1254686753.png (open in new window)
http://127.0.0.1/wessadotnet/public_html/freestatisticsdotorg/blog/date/2009/Oct/04/t1254686873jk2lcgsl280o93g/55xsf1254686753.ps (open in new window)


http://127.0.0.1/wessadotnet/public_html/freestatisticsdotorg/blog/date/2009/Oct/04/t1254686873jk2lcgsl280o93g/6uhxv1254686753.png (open in new window)
http://127.0.0.1/wessadotnet/public_html/freestatisticsdotorg/blog/date/2009/Oct/04/t1254686873jk2lcgsl280o93g/6uhxv1254686753.ps (open in new window)


http://127.0.0.1/wessadotnet/public_html/freestatisticsdotorg/blog/date/2009/Oct/04/t1254686873jk2lcgsl280o93g/7ozpu1254686753.png (open in new window)
http://127.0.0.1/wessadotnet/public_html/freestatisticsdotorg/blog/date/2009/Oct/04/t1254686873jk2lcgsl280o93g/7ozpu1254686753.ps (open in new window)


 
Parameters (Session):
par1 = 0 ;
 
Parameters (R input):
par1 = 0 ;
 
R code (references can be found in the software module):
if (par1 == '0') bw <- 'nrd0'
if (par1 != '0') bw <- as.numeric(par1)
bitmap(file='density1.png')
mydensity1<-density(x,bw=bw,kernel='gaussian',na.rm=TRUE)
plot(mydensity1,main='Gaussian Kernel',xlab=xlab,ylab=ylab)
grid()
dev.off()
mydensity1
bitmap(file='density2.png')
mydensity2<-density(x,bw=bw,kernel='epanechnikov',na.rm=TRUE)
plot(mydensity2,main='Epanechnikov Kernel',xlab=xlab,ylab=ylab)
grid()
dev.off()
bitmap(file='density3.png')
mydensity3<-density(x,bw=bw,kernel='rectangular',na.rm=TRUE)
plot(mydensity3,main='Rectangular Kernel',xlab=xlab,ylab=ylab)
grid()
dev.off()
bitmap(file='density4.png')
mydensity4<-density(x,bw=bw,kernel='triangular',na.rm=TRUE)
plot(mydensity4,main='Triangular Kernel',xlab=xlab,ylab=ylab)
grid()
dev.off()
bitmap(file='density5.png')
mydensity5<-density(x,bw=bw,kernel='biweight',na.rm=TRUE)
plot(mydensity5,main='Biweight Kernel',xlab=xlab,ylab=ylab)
grid()
dev.off()
bitmap(file='density6.png')
mydensity6<-density(x,bw=bw,kernel='cosine',na.rm=TRUE)
plot(mydensity6,main='Cosine Kernel',xlab=xlab,ylab=ylab)
grid()
dev.off()
bitmap(file='density7.png')
mydensity7<-density(x,bw=bw,kernel='optcosine',na.rm=TRUE)
plot(mydensity7,main='Optcosine Kernel',xlab=xlab,ylab=ylab)
grid()
dev.off()
load(file='createtable')
a<-table.start()
a<-table.row.start(a)
a<-table.element(a,'Properties of Density Trace',2,TRUE)
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'Bandwidth',header=TRUE)
a<-table.element(a,mydensity1$bw)
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'#Observations',header=TRUE)
a<-table.element(a,mydensity1$n)
a<-table.row.end(a)
a<-table.end(a)
table.save(a,file='mytable.tab')
 





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