Data platforms and analytics
Publication
Think Again: Big Data
Video
Main-Memory Join Algorithms: Sort or Hash?
The classical wisdom is that hashing is preferred method to implement joins in main memory. But this wisdom is now many years, if not decades, old and hardware has evolved considerably in the meantime. In…
Video
Building Better Questionnaires with Probabilistic Modelling
With the advent of new technologies such as search engines and data-rich social networks, there has been a major increase on the availability of indirect sources of measurement for social behaviour. Still, questionnaires remain an…