7 messages · frenchcr, Peter Alspach, Jorge Ivan Velez +2 more
say i have a column of data like this... 2 3 4 2 1 6 6 4 7 and i want it in three columns like this 226 314 467 ...so i can make a contour plot. How do i do this?
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Tena koe ?matrix The exact syntax will depend on the class of your 'column of data'. If it is a dataframe, for example, then try matrix(yourData[,1], 3, 3) HTH ... Peter Alspach
-----Original Message----- From: r-help-bounces at r-project.org [mailto:r-help-bounces at r-project.org] On Behalf Of frenchcr Sent: Wednesday, 4 November 2009 8:06 a.m. To: r-help at r-project.org Subject: [R] one long column of data -> three small columns say i have a column of data like this... 2 3 4 2 1 6 6 4 7 and i want it in three columns like this 226 314 467 ...so i can make a contour plot. How do i do this? -- View this message in context: http://old.nabble.com/one-long-column-of-data--%3E-three-small -columns-tp26163165p26163165.html Sent from the R help mailing list archive at Nabble.com.
______________________________________________ R-help at r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
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say i have a column of data like this... 2 3 4 2 1 6 6 4 7 and i want it in three columns like this 226 314 467 ...so i can make a contour plot. How do i do this?
ok, so matrix(x, 3, 3) works. what if i have a b c a c a c and want a b c a c a c ??
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|> > How do i do this? |> > |> |> ok, so matrix(x, 3, 3) works. |> |> what if i have |> |> a |> b |> c |> a |> c |> a |> c |> |> and want |> |> a b c |> a c |> a c |> |> ?? Hint 1: A matrix can use characters or numerics Hint 2: "" can be considered as a character. HTH
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___ Patrick Connolly
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Hello ?, Have a look at ?matrix matrix(c(2, 3, 4, 2, 1, 6, 6, 4, 7), ncol = 3) Fran?ois -----Message d'origine----- De?: r-help-bounces at r-project.org [mailto:r-help-bounces at r-project.org] De la part de frenchcr Envoy??: mardi 3 novembre 2009 20:06 ??: r-help at r-project.org Objet?: [R] one long column of data -> three small columns say i have a column of data like this... 2 3 4 2 1 6 6 4 7 and i want it in three columns like this 226 314 467 ...so i can make a contour plot. How do i do this?
View this message in context: http://old.nabble.com/one-long-column-of-data--%3E-three-small-columns-tp26163165p26163165.html Sent from the R help mailing list archive at Nabble.com. ______________________________________________ R-help at r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.