Articles by R | mages' blog

Use domain knowledge to review prior distributions

August 1, 2018 | 0 Comments

At the Insurance Data Science conference, both Eric Novik and Paul-Christian Bürkner emphasised in their talks the value of thinking about the data generating process when building Bayesian statistical models. It is also a key step in Michael Betancourt’s Principled Bayesian Workflow. In this post, I will discuss ...
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Notes from the 1st Insurance Data Science event

July 23, 2018 | 0 Comments

The first Insurance Data Science event was held at Cass Business School last week, 16 - 17 July 2018. The conference followed on from five iterations of the R in Insurance events, which have the aim of bringing together practitioners and academics together to discuss and exchange ideas and needs in the sector. ...
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Models are about what changes, and what doesn’t

June 25, 2018 | 0 Comments

How do you build a model from first principles? Here is a step by step guide. Following on from last week’s post on Principled Bayesian Workflow I want to reflect on how to motivate a model. The purpose of most models is to understand change, and yet, considering what ...
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