1107 search results for "tutorial"

Create odf, pdf and html report from a single Sweave document

March 25, 2010
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A lot of us know about Sweave and Latex and they work very well in creating elegant dynamic reports from R computation. However, sometimes we would like to also produce a word processing document for a colleague or a html version of the same report. Now there are tools for producing these like odfWeave. But

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Create odf, pdf and html report from a single Sweave document

March 24, 2010
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A lot of us know about Sweave and Latex and they work very well in creating elegant dynamic reports from R computation. However, sometimes we would like to also produce a word processing document for a colleague or a html version of the same report. Now there are tools for producing these like odfWeave. But wouldn't it be...

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Create odf, pdf and html report from a single Sweave document

March 24, 2010
By

A lot of us know about Sweave and Latex and they work very well in creating elegant dynamic reports from R computation. However, sometimes we would like to also produce a word processing document for a colleague or a html version of the same report. Now there are tools for producing these like odfWeave. But wouldn't it be...

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The “Future of Open Source” Survey – an R user’s thoughts and conclusions

March 23, 2010
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The “Future of Open Source” Survey – an R user’s thoughts and conclusions

Over a month ago, David Smith published a call for people to participate in the “Future of Open Source” Survey. 550 people (and me) took the survey, and today I got an e-mail with the news that the 2010 survey results are analysed and where published in the “Future.Of.Open.Source blog” In the following (38 slides) presentation:I would like...

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R annoyances

March 20, 2010
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Readers returning to our blog will know that Win-Vector LLC is fairly “pro-R.” You can take that to mean “in favor or R” or “professionally using R” (both statements are true). Some days we really don’t feel that way. Consider the following snippet of R code where we create a list with a single elementRelated posts:

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Google spreadsheets + google forms + R = Easily collecting and importing data for analysis

March 13, 2010
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Someone on the R mailing list (link) asked: how can you easily (daily) collect data from many people into a spreadsheet and then analyse it using R. The answer people gave to it where on various ways of using excel.  But excel files (at least for now),  are not “on the cloud”.  A better answer might be to create a...

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Using Regular Expressions in R: Case Study in Cleaning a BibTeX Database

March 9, 2010
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Using Regular Expressions in R: Case Study in Cleaning a BibTeX Database

I recently had to clean up a BibTeX database containing around 1,000 references. One of the clean up tasks was to ensure that page numbers were separated with en-dashes as opposed to hyphens. This post sets out how I used regular expressions in R to co...

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ggplot and concepts — what’s right, and what’s wrong

March 7, 2010
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ggplot and concepts — what’s right, and what’s wrong

A few months back I gave a presentation to the NYC R Meetup. (R is a statistical programming language. If this means nothing to you, feel free to stop reading now.) The presentation was on ggplot2, a popular package for generating graphs of data and statistics. In the talk (which you can see here, including

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Quality trimming in R using ShortRead and Biostrings

March 3, 2010
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I wrote an R function to do soft-trimming, right clipping FastQ reads based on quality.This function has the option of leaving out sequences trimmed to extinction and will do left-side fixed trimming as well.#softTrim#trim first position lower than minQuality and all subsequent positions#omit sequences that after trimming are shorter than minLength#left trim to firstBase, (1 implies no left trim)#input:...

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Quality trimming in R using ShortRead and Biostrings

March 3, 2010
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I wrote an R function to do soft-trimming, right clipping FastQ reads based on quality.This function has the option of leaving out sequences trimmed to extinction and will do left-side fixed trimming as well.#softTrim#trim first position lower than minQuality and all subsequent positions#omit sequences that after trimming are shorter than minLength#left trim to firstBase, (1 implies no left trim)#input:...

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