rcurl | Tumblr
webpage scraping
example !!!!! postForm ,
basicTextReader
utorok 27. decembra 2011
pondelok 19. decembra 2011
R, SPSS, Excel
migrating form spss, excel to R
http://www.r-bloggers.com/migrating-from-spssexcel-to-r/
http://www.r-bloggers.com/migrating-from-spssexcel-to-r/
R, reshaping
reshape
reshape2
melt
cast
plyr
---- cf check if this possible in R, cf SPSS
reshape - hadley wickham
http://had.co.nz/reshape/introduction.pdf
http://www.jstatsoft.org/v21/i12/paper
reshape2
http://cran.r-project.org/web/packages/reshape2/reshape2.pdf
pivot tables in R
http://www.r-bloggers.com/good-riddance-to-excel-pivot-tables/
http://files.meetup.com/1781511/useR%20Vignette%20-%20Grouping%20%26%20Summarizing%20Data%20in%20R%20-%2020110302.pdf
ddply case study
http://www.slideshare.net/hadley/13-casestudy
http://www.slideshare.net/hadley/18-cleaning
http://www.r-statistics.com/tag/plyr/
http://www.r-bloggers.com/tag/hadley-wickham/
examples
http://www.slideshare.net/jeffreybreen/reshaping-data-in-r
http://www.r-bloggers.com/reshape-package-in-r-long-data-format-to-wide-back-to-long-again/
http://www.r-bloggers.com/migrating-from-spssexcel-to-r-part-3-preparing-your-data/
http://www.statmethods.net/management/reshape.html
http://www.google.sk/search?q=r+reshape2+tutorial&ie=utf-8&oe=utf-8&aq=t&rls=org.mozilla:sk:official&client=firefox-a
http://cran.r-project.org/web/packages/googleVis/vignettes/googleVis.pdf
reshape2
melt
cast
plyr
---- cf check if this possible in R, cf SPSS
reshape - hadley wickham
http://had.co.nz/reshape/introduction.pdf
http://www.jstatsoft.org/v21/i12/paper
reshape2
http://cran.r-project.org/web/packages/reshape2/reshape2.pdf
pivot tables in R
http://www.r-bloggers.com/good-riddance-to-excel-pivot-tables/
http://files.meetup.com/1781511/useR%20Vignette%20-%20Grouping%20%26%20Summarizing%20Data%20in%20R%20-%2020110302.pdf
ddply case study
http://www.slideshare.net/hadley/13-casestudy
http://www.slideshare.net/hadley/18-cleaning
http://www.r-statistics.com/tag/plyr/
http://www.r-bloggers.com/tag/hadley-wickham/
examples
http://www.slideshare.net/jeffreybreen/reshaping-data-in-r
http://www.r-bloggers.com/reshape-package-in-r-long-data-format-to-wide-back-to-long-again/
http://www.r-bloggers.com/migrating-from-spssexcel-to-r-part-3-preparing-your-data/
http://www.statmethods.net/management/reshape.html
http://www.google.sk/search?q=r+reshape2+tutorial&ie=utf-8&oe=utf-8&aq=t&rls=org.mozilla:sk:official&client=firefox-a
http://cran.r-project.org/web/packages/googleVis/vignettes/googleVis.pdf
lexis longitudinal R
http://www.jstatsoft.org/v38/i05/paper
lexis longitudinal
R class
epidemiology
check
lexis longitudinal
R class
epidemiology
check
sobota 17. decembra 2011
reproducible research, literate programming
nice resource
http://biostat.mc.vanderbilt.edu/wiki/Main/StatReport
cf Frank Harrell
jeromy anglim question at CV on reproducible research - many useful links
http://stats.stackexchange.com/questions/1980/complete-substantive-examples-of-reproducible-research-using-r
package
makefiles
rreports
projectTemplate
https://github.com/johnmyleswhite/ProjectTemplate
etc
open data
data sharing
http://www.dataists.com/2010/10/whats-the-use-of-sharing-code-nobody-can-read/
http://biostat.mc.vanderbilt.edu/wiki/Main/StatReport
cf Frank Harrell
jeromy anglim question at CV on reproducible research - many useful links
http://stats.stackexchange.com/questions/1980/complete-substantive-examples-of-reproducible-research-using-r
package
makefiles
rreports
projectTemplate
https://github.com/johnmyleswhite/ProjectTemplate
etc
open data
data sharing
http://www.dataists.com/2010/10/whats-the-use-of-sharing-code-nobody-can-read/
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