Monthly Archives: November 2015

Average Expenses for TV across states of USA

November 30, 2015
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Average Expenses for TV across states of USA

This post makes an attempt to depict the averages spent across the states towards their TV channel expenses for a big size country (USA). Though it has been developed using sample data belonging to a particular service provider; this post depicts its i...

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ggplot your missing data

November 30, 2015
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ggplot your missing data

Visualising missing data is important when analysing a dataset. I wanted to make a plot of the presence/absence in a dataset. One package, Amelia provides a function to do this, but I don’t like the way it looks. So I made a ggplot version of what it...

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GloVe vs word2vec revisited.

November 30, 2015
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GloVe vs word2vec revisited.

Today I will start to publish series of posts about experiments on english wikipedia. As I said before, text2vec is inspired by gensim - well designed and quite efficient python library for topic modeling and related NLP tasks. Also I found very useful Radim’s posts, where he tried to evaluate some algorithms on english wikipedia dump....

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Experiments on english wikipedia. GloVe and word2vec.

November 30, 2015
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Experiments on english wikipedia. GloVe and word2vec.

Today I will start to publish series of posts about experiments on english wikipedia. As I said before, text2vec is inspired by gensim - well designed and quite efficient python library for topic modeling and related NLP tasks. Also I found very useful Radim’s posts, where he tried to evaluate some algorithms on english wikipedia dump....

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14 (new) R jobs from around the world (for 2015-11-30)

November 30, 2015
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14 (new) R jobs from around the world (for 2015-11-30)

This is the bi-monthly R-bloggers post (for 2015-11-30) for new R Jobs. To post your R job on the next post Just visit this link and post a new R job to the R community (it’s free and quick). New R jobs Freelance Develop a small Shiny App Global Sourcing Group – Posted by Sudhir Machanaikanahalli Karnataka, India 17 Nov2015 Full-Time Application Developer @ Boulder, Colorado, United...

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Emojis in ggplot graphics

November 30, 2015
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Emojis in ggplot graphics

R user David Lawrence Miller has created an extension for R's ggplot2 package that allows you to use emojis as plotting symbols. The emoGG package (currently only available on github) adds the geom_emoji geom to ggplot2, which uses an emoji code to identify the plotting symbol. For example: ggplot(iris, aes(Sepal.Length, Sepal.Width, color = Species)) + geom_emoji(emoji="1f337") (You can look...

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Last day – get access to all the R courses at DataCamp for $9 (for the first month)

November 30, 2015
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datacamp9

DataCamp is offering R-bloggers readers a holiday promotion. For just $9 (instead of $25) You can gain access to their full curriculum of online R courses, videos and interactive coding challenges. With hands-on learning and instruction from leading experts such as Garrett Grolemund (RStudio), Matt Dowle (data.table) and Bob Muenchen (r4stats), DataCamp’s premium courses can help you acquire new R...

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laptop-friendly analysis of the census of 82 countries with r and monetdb

November 30, 2015
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laptop-friendly analysis of the census of 82 countries with r and monetdb

the integrated public use microdata series international (ipumsi) has been my white whale since i started in survey research.  non-demographers, perhaps think of this repository as a martryoshka varanasi-kaaba-ark of the covenant: nothing compares...

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Estimating mixed graphical models

November 30, 2015
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Determining conditional independence relationships through undirected graphical models is a key component in the statistical analysis of complex obervational data in a wide variety of disciplines. In many situations one seeks to estimate the underlying graphical model of a dataset that includes variables of different domains. As an example, take a typical dataset in the social, behavioral and medical sciences,...

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Interactive association rules exploration app

November 29, 2015
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Interactive association rules exploration app

Features How to get How to use Screenshots Code In a previous post, I wrote about what I use association rules for and mentioned a Shiny application I developed to explore and visualize rules. This post is about that app. The app is mainly a wrapper around the

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