Blog Posts by Andrew B. Collier / @datawookie

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2013-05-12 R

I have just started preparing a series of talks aimed at introducing the use of R to a rather broad audience consisting of physicists, chemists, statisticians, biologists and computer scientists (plus a few other disciplines thrown in for good measure). I want to use a single consistent set of data throughout the talks. Finding something that would resonate with such a disparate set of people was quite a challenge. After playing around with a couple of options, I settled on using data for age, height and mass. Read More →

Support & Resistance Indicator

2013-05-06

I was recently browsing through the variety of of MetaTrader indicators for support and resistance levels. None of them ticked all of my boxes. Either they were not aesthetically pleasing (making a mess of my pristine charts) or they failed to produce what I consider to be reasonable levels. So, embracing my pioneering spirit, I set out to fashion my own indicator, one which will ultimately tick all of my boxes! Read More →

Locations of Geosynchronous Satellites

2013-04-16 R

A year or so ago I went to a talk which included a diagram showing the locations of Earth’s fleet of geosynchronous satellites. According to the speaker, the information in this diagram was already quite dated: the satellites and their locations had changed.