Blog Archives

Hit and run. Think Bayes!

July 29, 2014
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Hit and run. Think Bayes!

At the R in Insurance conference Arthur Charpentier gave a great keynote talk on Bayesian modelling in R. Bayes' theorem on conditional probabilities is strikingly simple, yet incredibly thought provoking. Here is an example from Daniel Kahneman to...

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Notes from the 2nd R in Insurance Conference

July 22, 2014
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Notes from the 2nd R in Insurance Conference

The 2nd R in Insurance conference took place last Monday, 14 July, at Cass Business School London. This one-day conference focused once more on applications in insurance and actuarial science that use R. Topics covered included reserving, pricing, loss...

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Simple user interface in R to get login details

July 15, 2014
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Simple user interface in R to get login details

Occasionally I have to connect to services from R that ask for login details, such as databases. I don't like to store my login details in the R source code file, instead I would prefer to enter the my login details when I execute the code.Fortunately,...

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googleVis 0.5.3 released

July 8, 2014
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googleVis 0.5.3 released

Recently we released googleVis 0.5.3 on CRAN. The package provides an interface between R and Google Charts, allowing you to create interactive web charts from R.Screen shot of some of the Google ChartsAlthough this is mainly a maintenance release, I'd...

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Last chance to register for the R in Insurance conference

July 1, 2014
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Last chance to register for the R in Insurance conference

The registration for the 2nd R in Insurance conference at Cass Business School London will close this Friday, 4 July. The programme includes talks from international practitioners and leading academics, see below. For more details and registration visi...

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Generating and visualising multivariate random numbers in R

June 24, 2014
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Generating and visualising multivariate random numbers in R

This post will present the wonderful pairs.panels function of the psych package [1] that I discovered recently to visualise multivariate random numbers.Here is a little example with a Gaussian copula and normal and log-normal marginal distributions. I ...

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Who will win the World Cup and which prediction model?

June 17, 2014
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Who will win the World Cup and which prediction model?

The World Cup has finally kicked off last Thursday and I have seen some fantastic games already. Perhaps the Netherlands appears to be the strongest side so far, following their 5-1 victory over Spain. To me the question is not only which country will...

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The joy of joining data.tables

June 10, 2014
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The joy of joining data.tables

The example I present here is a little silly, yet it illustrates how to join tables with data.table in R. Mapping old data to new dataCategories in general are never fixed, they always change at some point. And then the trouble starts with the data. Fo...

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Early bird registration for R in Insurance closes tomorrow

May 29, 2014
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Early bird registration for R in Insurance closes tomorrow

The early bird registration offer for the 2nd R in Insurance conference, 14 July 2014, at Cass Business School closes tomorrow.This one-day conference will focus once more on applications in insurance and actuarial science that use R, the lingua franca...

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Notes from the Kölner R meeting, 23 May 2014

May 27, 2014
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Notes from the Kölner R meeting, 23 May 2014

The 10th Kölner R user meeting took place last Friday at the Institute of Sociology and to celebrate the anniversary we invited Andrie de Vries to join us from Revolution Analytics. Andrie is well known in the R community; he is the co-author of the R...

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