Solving Sudoku with Metaheuristics: GVNS

Reading Time: 5 minutesThe last time I travelled, I saw a little old lady in the airport with her crossword puzzle book. My grandmother travels with her word search book. Me? In my old age, I will travel with a Sudoku book. Before I hit old age, I will take advantage of the opportunity to combine my studies […]

Metric Learning For Simulation Analytics

Reading Time: 5 minutesThe idea of simulation analytics was first described by Barry Nelson. It is not just “saving all the simulation data” and then applying modern data-analysis tools. In this post, we look at this emerging field.

The Tidyverse: the best* -verse for data scientist

Reading Time: 4 minutesThis post is by no means a tutorial for the tidyverse. Nor is it an introduction to these packages or style of coding using R. Instead, this is just a compilation of my favourite features of the packages that will hopefully convince you of its power and convert you to the tidy side.

Fighting in the Karate Club: Stochastic block models

Reading Time: 5 minutesMany situations can be represented as networks to describe the social, physical and other structures where interactions between pairs of units are observed. Stochastic block models (SBMs) are a class of random graph models which are widely
studied and popular for statistical analysis of networks. In this blog, we discuss SBMs using the Karate club example.

A new reality TV show idea: the Stable Marriage algorithm

Reading Time: 3 minutesAs a hopeful romantic, a believer in the principle of marriage and a lover of dating reality TV, I was immediately intrigued by this problem and solution. So to celebrate Valentine’s Day I thought it would be fitting to look at the stable marriage problem.

Lead (probably not) in my water: zero-inflated models

Reading Time: 5 minutesIt’s interesting that there are some problems that the younger generation, if they even know it exists, assume have been dealt with completely. That’s what I thought about lead piping. Yet the University of Edinburgh and Scottish Water have ongoing research related to this.