Monthly Archives: June 2014

An infographic comparing R, SAS and SPSS

June 20, 2014
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An infographic comparing R, SAS and SPSS

The R online training site DataCamp has created an infographic comparing R, SAS and SPSS. Provocatively titled "Statistical Language Wars", the infographic compares the history, purpose, ease of learning, popularity and marketability of skills in each of the three systems. Here's a small detail (click for the full chart): The chart also includes a couple of examples of companies...

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Shiny 0.10

June 20, 2014
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Shiny 0.10

Shiny 0.10 is now available on CRAN. Interactive documents In this release, the biggest changes were under the hood to support the creation of interactive documents. If you haven’t had a chance to check out interactive documents, we really encourage you to do so—it may be the easiest way to learn Shiny. New layout functions

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Paper: The OpenCPU system – towards a universal interface for scientific computing through separation of concerns

June 20, 2014
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Paper: The OpenCPU system – towards a universal interface for scientific computing through separation of concerns

This week a new paper appeared on arXiv titled: The OpenCPU System: Towards a Universal Interface for Scientific Computing through Separation of Concerns. It is based on a chapter of my thesis and provides a conceptual introduction to embedded...

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New R package hazus: Damage functions from FEMA’s HAZUS software for use in modeling financial losses from natural disasters

June 20, 2014
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New R package hazus: Damage functions from FEMA’s HAZUS software for use in modeling financial losses from natural disasters

Damage Functions (DFs) translate physical damage to property, resulting from natural disasters, to financial damage. FEMA in USA developed several thousand DFs and these serve as a benchmark in natural catastrophe modeling, both in academia and industry. However, these DFs and their documentation are buried within FEMA's HAZUS software and are not easily accessible for analysis and visualization.The hazus...

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Rcpp11 conference marathon

June 19, 2014
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Rcpp11 conference marathon

This is going to be a busy start of summer for me and Rcpp11. I will start by a talk at the 3rd rencontres R in Montpellier on June 26th. Then, over to Bressanone in the italian alps for DSC2014 where I'll give another talk on the next day (June 27th). Then,...

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Quickly export multiple R objects to an Excel Workbook

June 19, 2014
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Quickly export multiple R objects to an Excel Workbook

Working with a business audience, I am frequently called upon to send analytic results to clients in the form of Excel Workbooks. The xlsx package facilitates exporting tables and datasets Excel, but I wanted a very simple function that would let me … Continue reading →

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Multilevel modeling of community composition with imperfect detection

June 19, 2014
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Multilevel modeling of community composition with imperfect detection

This is a guest post generously provided by Joe Mihaljevic. A common goal of community ecology is to understand how and why species composition shifts across space. Common techniques to determine which environmental covariates might lead to such shifts typically rely on ordination of community data to reduce the amount of data. These techniques include redundancy analysis (RDA), canonical...

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Interactive documents: An incredibly easy way to use Shiny

June 19, 2014
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Interactive documents: An incredibly easy way to use Shiny

R Markdown’s new interactive documents provide a quick, light-weight way to use Shiny. An interactive document embeds Shiny elements in an R Markdown report. The report becomes “live”, a choose your own adventure that readers can control and explore. Interactive documents are easy to create and easy to share. Create an interactive document To create an interactive document

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Contest: Prizes for Best R User Groups Plotting Code

June 19, 2014
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by Joseph Rickert For the past year or so we have been plotting the location of R user groups around the world using code (Download RUGS) adapted from a solution that Sandy Muspratt originally posted on Stack Overflow. In last week’s post, we made a modest improvement to our presentation by including a map of Europe. However, R users...

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Keep calm and #include <Rcpp11>

June 19, 2014
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Following up on this post, I have just commited some code that makes the using namespace Rcpp11 ; automatic, I was just tired of typing it. So now, you can just do : #include <Rcpp11> If however, for some weird reason (some people love litter...

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