Blog Archives

Revisiting package dependencies

July 29, 2014
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Revisiting package dependencies

by Andrie de Vries In my previous post I wrote about how to identify and visualize package dependencies. Within hours, Duncan Murdoch (member of R-core) identified some discrepancies between my list of dependencies and the visualisation. Since then, I fixed the dispecrancies. In this blog post I attempt to clarify the issues involved in listing package dependencies. In miniCRAN...

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Dependencies of popular R packages

July 8, 2014
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Dependencies of popular R packages

With the growing popularity of R, there is an associated increase in the popularity of online forums to ask questions. One of the most popular sites is StackOverflow, where more than 60 thousand questions have been asked and tagged to be related to R. On the same page, you can also find related tags. Among the top 15 tags...

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Reading data from the new version of Google Spreadsheets

June 3, 2014
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Reading data from the new version of Google Spreadsheets

Spreadsheets remain an important way for people to share and work with data. Among other providers, Google has provided the ability to create online spreadsheets and other documents. Back in 2009, David Smith posted a blog entry on how to use R, and specifically the XML package to import data from a Google Spreadsheet. Once you marked your Google...

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Using survival models for marketing attribution

July 23, 2013
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by Andrie de Vries Prior to joining Revolution Analytics in March this year, I spent several years in the field of market research and survey analytics. During this period, I spent a few months consulting to a digital marketing agency based in London. My role was to help build their capability in building customer surveys and integrating these into...

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