Articles by Adventures in Data

Does weather cause accidents – part 1

March 26, 2016 | Adventures in Data

Blending weather data Scotland and other parts of the UK have some nicely curated open data on road traffic accidents. For individual cases, where and when they happened, how severe they were, the prevailing road conditions, which emergency services were involved and so on. It felt to me like this ... [Read more...]

Seasonal mortality trend decomposition

December 10, 2015 | Adventures in Data

I recently wrote a blog on trends and seasonal variation in fruit and veg wholesale prices provided by DEFRA. It was using a beatiful technique called ‘STL’ or seasonal-trend decomposition via loess[^1]. Just now I spotted a dataset from the Office... [Read more...]

Seasonal mortality trend decomposition

December 10, 2015 | Adventures in Data

I recently wrote a blog on trends and seasonal variation in fruit and veg wholesale prices provided by DEFRA. It was using a beatiful technique called ‘STL’ or seasonal-trend decomposition via loess[^1]. Just now I spotted a dataset from the Office for National Statistics on winter mortality. ONS highlight that: ... [Read more...]

Extracting data from Salesforce

December 6, 2015 | Adventures in Data

I have been asked to access and present some of our own internal data, stored on a CRM system called Salesforce. Luckily for me someone had already written a set of R bindings for it (phew). As always thank a million to the authors of RForcecom, details of which can ... [Read more...]

Downloading your twitter feed in R

December 6, 2015 | Adventures in Data

The twitteR library is one of the most comprehensive R bindings for an API that I have ever seen. Thanks a million to Jeff Gentry for authoring and maintaining it. It took me a while to get to know it and I thought I'd share a little trick here. I ... [Read more...]

Downloading your twitter feed in R

December 6, 2015 | Adventures in Data

The twitteR library is one of the most comprehensive R bindings for an API that I have ever seen. Thanks a million to Jeff Gentry for authoring and maintaining it. It took me a while to get to know it and I thought I’d share a little trick here. ... [Read more...]

Extracting data from Salesforce

December 6, 2015 | Adventures in Data

I have been asked to access and present some of our own internal data, stored on a CRM system called Salesforce. Luckily for me someone had already written a set of R bindings for it (phew). As always thank a million to the authors of RForcecom, detail... [Read more...]

Geographic clustering of UK cities

November 23, 2015 | Adventures in Data

I know I am probably late to this party but I recently found out about DBSCAN or "A Density-Based Algorithm for Discovering Clusters in Large Spatial Databases with Noise"[^1]. In a nutshell, the algorithm visits successive data point and asks whether neighbouring points are density-reachable. In other words is it ... [Read more...]

A new blogging workflow

November 23, 2015 | Adventures in Data

Just disovered the Jekyll - github pages combination. Perfect for a very simple static blog site. I also found a pretty neat integration with RMarkdown which suits me perfectly, as I am mainly using R and will be posting bits and pieces of that. A summary of how it works... ... [Read more...]

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