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Clustering Time Series Data

Data Science R Trading

I have been looking at methods for clustering time domain data and recently read TSclust: An R Package for Time Series Clustering by Pablo Montero and José Vilar. Here are the results of my initial experiments with the TSclust package.  Read more

Bulgaria Web Summit


The Bulgaria Web Summit happened on 7 and 8 April 2017 at the Inter Expo Center in Sofia, Bulgaria.  Read more

Relationship between Race Distance and Gender Ratio

Running R

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Google Quick, Draw!

Spent a very diverting few minutes playing with Quick, Draw! this morning, which is one of the cool AI Experiments hosted by Google.  Read more

Simple School Maths Problem


A simple problem sent through to me by one of my running friends:  Read more

satRday Cape Town: Call for Submissions

Data Science R

satRday Cape Town will happen on 18 February 2017 at Workshop 17, Victoria & Alfred Waterfront, Cape Town, South Africa.  Read more

Zeynep Tufekci: Machine intelligence and human morals

Machine Learning Technology

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fast-neural-style: Real-Time Style Transfer

Machine Learning

I followed up a reference to fast-neural-style from Twitter and spent a glorious hour experimenting with this code. Very cool stuff indeed. It’s documented in Perceptual Losses for Real-Time Style Transfer and Super-Resolution by Justin Johnson, Alexandre Alahi and Fei-Fei Li.  Read more

Fitting a Statistical Distribution to Sampled Data

Data Science Statistics

I’m generally not too interested in fitting analytical distributions to my data. With large enough samples (which I am normally fortunate enough to have!) I can safely assume normality for most statistics of interest.  Read more

Talks about Bots

Machine Learning

Seth Juarez and Matt Winkler having an informal chat about bots.  Read more

Categorically Variable