2016 Memorable Trips

After roaming around Asia the past couple of years, 2016 was a relatively quiet year in terms of trips. We didn’t do many, but what we did we enjoyed. 10 Jan – Mount Ainslie, Canberra. 7 March – Australian Institute of Police Management at Manly, Sydney 26 March – Mount Pinnacle, Canberra 23 April – … More 2016 Memorable Trips

Organisational Debts

Organisations with immature delivery capabilities can become debt-laden very quickly. There are many forms these debts can take. We are all familiar with financial debt, which comes primarily from unchecked over-investment. There is also technical debt, which is incurred when organisations take engineering short-cuts to attempt to achieve results faster than what is sustainable. Governance debt … More Organisational Debts

Time for Roses!

A selection of roses from the garden. We are closer to the end than the start of the bloom, but most of the roses are still spectacular to look at. Brought to you by the previous owners of the house; all we did was prune hard last summer and making sure they survive. 🙂  

Oh My Wisteria

In addition to blooming magnolia trees, another visual spectacle to feast the eyes in Canberra during spring are flowering wisteria vines. I tried my best to kill off this hardy climber along our side fence in the summer, only to have it bloom hard in our face this last month, mocking my folly. From humble … More Oh My Wisteria

Large-scale Subscriber Preference Modelling for Telcos – Part 2

In Part 1 of this blog article, we looked at the problem of tokenising a URL as an intermediate step towards learning user preference models from browsing histories. In Part 2, we next look at the problem of learning a URL classifier model from the preprocessed Shalla dataset using Support Vector Machines. A standard way … More Large-scale Subscriber Preference Modelling for Telcos – Part 2

Large-scale Subscriber Preference Modelling for Telcos – Part 1

An important way telcos can increase revenue is to improve, within the constraints of privacy laws, provision of personalised services for subscribers. To achieve that, they need to be able to build good subscriber preference models. These can take a number of forms, depending on the specific business context and the exact data available. In this … More Large-scale Subscriber Preference Modelling for Telcos – Part 1