This time I elaborate on a much more specific subject that will mostly concern biologists and geneticists. I will try my best to outline the approach as to ensure non-experts will still have a basic understanding. This tutorial illustrates the power of genome-wide association (GWA) studies by mapping the genetic ...

Businesses often want to better understand their customers by segmenting them along a common set of attributes. In this post, we’ll show how to build segments based purely on the products that customers have purchased.

Unsupervised learning is a machine learning technique in which the dataset has no target variable or no response value-\(Y \).The data is unlabelled. Simply saying,there is no target value to supervise the learning process of a learner unlike in supervised learning where we have training examples which have ...

A recent paper in nature climate change: Less than 2°C warming by 2100 unlikely (Raftery et al. 2017), concludes that the goal of the Paris Agreement is unlikely to be met. Although the conclusion is disheartening, the paper advances the science of climate modeling by developing a joint Bayesian hierarchical model for ...

Have you been to an event recently involving free software or a related topic? How did you find it? Are you organizing an event and don't want to fall into the trap of using Facebook or Meetup or other services that compete for a share of your commun...

Last year I spent a bit of time learning about routing and network analysis. I created a map of distance from each GB postcode to the nearest railway station. At the time my… Continue reading →