Posts Tagged ‘ plot ’

ggplot2 Version of Figures in “Lattice: Multivariate Data Visualization with R” (Part 13)

August 20, 2009
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ggplot2 Version of Figures in “Lattice: Multivariate Data Visualization with R” (Part 13)

This is the 13th post in a series attempting to recreate the figures in Lattice: Multivariate Data Visualization with R (R code available here) with ggplot2. Previous parts in this series: Part 1, Part 2, Part 3, Part 4, Part 5, Part 6, Part 7, Part 8, Part 9, Part 10, Part 11, Part 12. Chapter 14

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ggplot2 Version of Figures in “Lattice: Multivariate Data Visualization with R” (Part 12)

August 18, 2009
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ggplot2 Version of Figures in “Lattice: Multivariate Data Visualization with R” (Part 12)

This is the 12th post in a series attempting to recreate the figures in Lattice: Multivariate Data Visualization with R (R code available here) with ggplot2. Previous parts in this series: Part 1, Part 2, Part 3, Part 4, Part 5, Part 6, Part 7, Part 8, Part 9, Part 10, Part 11. Chapter 13 – Advanced

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ggplot2 Version of Figures in “Lattice: Multivariate Data Visualization with R” (Part 11)

August 13, 2009
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ggplot2 Version of Figures in “Lattice: Multivariate Data Visualization with R” (Part 11)

This is the 11th post in a series attempting to recreate the figures in Lattice: Multivariate Data Visualization with R (R code available here) with ggplot2. Previous parts in this series: Part 1, Part 2, Part 3, Part 4, Part 5, Part 6, Part 7, Part 8, Part 9, Part 10. Chapter 11 – Manipulating the “trellis”

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Two plot with a common legend – base graphics

June 6, 2009
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Two plot with a common legend – base graphics

If you need to share a common legend between two graphs using the ggplot2 package/paradigm take a look at this post from the Learning R blog.The code below solves the same task using the R base graphics.png( "2plot1legend.png", width = 480, height = 68...

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Colouring a 3D plot according to z-values

May 3, 2009
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Colouring a 3D plot according to z-values

Here is a script that colors a 3D plot according to the z value (height) of each point. persp.withcol <- function(x,y,z,pal,nb.col,...,xlg=TRUE,ylg=TRUE) { colnames(z) <- y rownames(z) <- x nrz <- nrow(z) ncz <- ncol(z) color <- pal(nb.col) zfacet <- z + z + z + z facetcol <- cut(zfacet, nb.col) par(xlog=xlg,ylog=ylg)

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Tips from the R-help list : shadow text in a plot and bumps charts

April 28, 2009
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Tips from the R-help list : shadow text in a plot and bumps charts

Stumbling across the R-help mailing-list I found, as often happens,  two threads in the spirit of this blog (of course, since they come from the list, the quality is higher): here you can find a function allowing  a shadow outline style for a...

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Multiple plot in a single image using ImageMagick

March 31, 2009
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Multiple plot in a single image using ImageMagick

Sometimes you need to add several plots/images either by row or by column to a single page/sheet.If you generate all your plot with R base graphics you can easily accomplished the task using the par() function, e.g., using par(mfrow=c(2,2)) and then dr...

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Alternative implementations using ggplot2

March 25, 2009
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Alternative implementations using ggplot2

Here and here, you can find alternative implementations of two plots  (1, 2) I created time ago using R basic graphic. The author recreates the plots taking advantage of the excellent ggplot2 package.

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Interesting tip about multicolor title of a plot

January 23, 2009
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Interesting tip about multicolor title of a plot

I'd like to suggest to take a look at this interesting post about creating a title with multi-coloured words.

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