Publications by » R
Argentine’s 2015 Presidential Election Forecasts
Predictions The model I built to forecast the Argentine’s 2015 presidential election indicates the official candidate have a significant chance of making it right way this Sunday, avoiding a runoff with Mauricio Macri in November. The electoral preference distributions are quite apart from each other, with the distribution of Daniel Scioli abou...
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House Effects in Argentinian polling
I’ve already posted on “house effects”, the tendency of polling organizations to systematically vary in their results from one another. In this post, I look specifically at these house effects, and show which polling organisations over or under-estimate support for each candidate–compared to the average–in this presidential election in ...
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Competing views on Argentina’s Frontrunner
It might be too early to state anything solid, but the few polls prospecting the runoff election in Argentina seem to be telling two distinct histories. Hugo Haime and IPSOS suggest Daniel Scioli is going up while Elypsis and Polldata say he’s sinking as weeks go by. The last poll published today by Polldata put Scioli below 40%, with about 5%...
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New R plot preferences and improvements for the R editor in Bio7
18.11.2015 In the current release of Bio7 2.3 two new plot preferences are available to automatically plot data with the size of the visible display (as an image) or with the size of available ImageSizeX and ImageSizeY R workspace variables. The second option is handy if you transfer images from ImageJ to the R workspace (the variables ImageSiz...
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Supervised Image Classification With Bio7, R And ImageJ
27.11.2015 I created a new Bio7 example which demonstrates how to classify an image with Bio7, ImageJ and R. For the classification I used the “randomForest” R package and an image example of ImageJ so you can reproduce the example quite easily. I made the example script as easy as possible and trained the classifier with 64 trees by default...
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R editor improvements for the next release of Bio7
20.04.2016 For the upcoming release of Bio7 I worked hard to improve the R editor features. So I added some new features and improvements to assist in the creation of R scripts in Bio7. One of the highlights is the newly integrated dynamic code analysis when writing an R script. Here a short overview of some new R editor features I integrated so ...
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Scientific RMarkdown
Recently, in my own little scientific community bubble there was increasing interest in markdown and its use for science. As a big fan of markdown and espacially rmarkdown, I created the following cheat sheet and shared it at a couple of events. Since it felt that the cheat sheet was somewhat usefull, I wanted to share it here (you can find the ....
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Visualising Narrators in Bukhari’s Ahadith – Part 1
Trying to improve upon the network of narrators previously built as a traditional node-link network diagram. The study I conducted can be found here. Related To leave a comment for the author, please follow the link and comment on their blog: R. R-bloggers.com offers daily e-mail updates about R news and tutorials about learning R and many ...
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Visualising Narrators in Bukhari’s Ahadith – Part 2
Instead of using a traditional Network Diagram, using the impressive BioFabric for a cleaner, understandable graph. The following uses the RBioFabricpackage developed by the very talented Kenton Russell. Related To leave a comment for the author, please follow the link and comment on their blog: R. R-bloggers.com offers daily e-mail updates...
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Bio7 2.4 for Windows and Mac Released
A new release of Bio7 is available for Windows and MacOSX. The Linux version will be released soon, too. This release comes with a plethora of new functions, especially for the R editor. Download at: http://bio7.org Release notes: General Updated Bio7 to use Eclipse 4.6 (Neon) as RCP basis Updated the embedded Java Runtime Environment to version...
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