data science

Scraping Dublin City Bikes Data Using Python

FAST TRACK: There is some python code that allows you to scrape bike availability from bike schemes at the bottom of this post… SLOW TRACK: As a recent aside, I was interested in collecting Dublin Bikes usage data over a long time period for data visualisation and exploration purposes. The Dublinbikes scheme was launched in …

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Multiple heatmaps

Self-Organising Maps for Customer Segmentation using R

Self-Organising Maps Self-Organising Maps (SOMs) are an unsupervised data visualisation technique that can be used to visualise high-dimensional data sets in lower (typically 2) dimensional representations. In this post, we examine the use of R to create a SOM for customer segmentation. The figures shown here used use the 2011 Irish Census information for the …

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Data Science Videos from Dublin WebSummit 2013

The Web Summit, Europes largest technology-industry conference was held in Dublin this week. An annual event since 2010, the Web Summit attracted over ten thousand visitors from over 90 countries. The Web Summit puts Ireland on the international startup and internet scene. With speakers like Elon Musk (founder of Paypal, SpaceX, and Tesla) and representatives from …

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