1270 search results for "Excel"

Choosing colour palettes. Part II: Educated Choices.

June 7, 2012
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Choosing colour palettes. Part II: Educated Choices.

There are many resources on the use of colours in R, several packages, and a number of schemes already implemented in ggplot2. In the previous part, we saw how ggplot2 selects a default colour palette according to the type of variable, discrete or cont...

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Mapping the World’s Biggest Airlines

June 7, 2012
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Mapping the World’s Biggest Airlines

The map above shows the routes flown by the top 7 airli

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UK house prices visualised with googleVis-0.2.16

June 5, 2012
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UK house prices visualised with googleVis-0.2.16

A new version of googleVis has been released on CRAN and the project site. Version 0.2.16 adds the functionality to plot quarterly and monthly data as a motion chart. To illustrate the new feature I looked for a quarterly data set and stumbled across t...

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The influences that shaped R: Inferno-ish R

June 1, 2012
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The influences that shaped R: Inferno-ish R

Patrick Burns, author of the excellent R Inferno, gave a presentation about R at the Cambridge R User Group this week. (Revolution Analytics is a proud sponsor of CambR.) I wasn't at the presentation myself, but Pat always gives a great talk, and he's generously provided his slides with copious notes. They're definitely worth a read if you're interested...

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R Tops Data Mining Software Poll

May 31, 2012
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For the past 12 years, KDNuggets has conducted an annual poll asking "What analytics/data mining software you used in the past 12 months for a real project (not just evaluation)". In this year's poll, R was the top-ranked data mining solution, selected by 30.7% of poll respondents. Microsoft Excel was second, at 29.8%. Rapidminer, which took the #1 spot...

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Poll Shows Open Source Almost Even with Commercial Analytics Software

May 31, 2012
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Poll Shows Open Source Almost Even with Commercial Analytics Software

The 2012 results of the annual KDnuggets poll are in. It shows R in first place with 30.7% of users reporting having used it for a real project. Excel is almost as popular. It seems out of place among so … Continue reading →

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knitcitations

May 30, 2012
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Included file 'themes/noamblog/rsscss.html' not found in _includes directory Markdown is becoming an increasingly popular platform for lightweight and online publishing. While traditional publishing tools like LaTeX and word processors have long had i...

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Mahalanobis distance with "R" (Exercice)

May 29, 2012
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Mahalanobis distance with "R" (Exercice)

I have developed this exercise with Excel in another post for the same calculations , I am going to develop  it this time with  "R".    edad  long.  peso    mg.kg1    28 &n...

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How to Stay Current in Bioinformatics/Genomics

May 29, 2012
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A few folks have asked me how I get my news and stay on top of what's going on in my field, so I thought I'd share my strategy. With so many sources of information begging for your attention, the difficulty is not necessarily finding what's interesting...

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The aesthetics of error bars

May 27, 2012
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The aesthetics of error bars

This blog and my other main blog (the companion blog for my book) are now syndicated via R-bloggers (posts tagged R only) and statsblogs.com. The latter is a relatively new blog aggregator but looks to have some interesting content. R-bloggers it quite...

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