We don’t need no optimization

When we are working with data, and fitting models to it and building algorithms, it is very easy to lose sight of what we are really doing. Which is that we are trying to explore the geometry of the data. In fact, the geometry of the data points in space is really what is fundamental…

Free and Open Source Software

These days one sees so much software being given away for free, with no explicit or implicit conditions imposed at all. In so many cases, even the source code of the software is bundled alongside it – in fact there is plenty of software that is being distributed solely in source form – the writers…