Sebastian's slow blog

  • Demosaicing

    Sebastian Nowozin - Fri 29 May 2015 -

    This article describes the basic problem of image demosaicing and a recent work of mine providing a research dataset for demosaicing research.

    Image demosaicing is a procedure used in almost all digital cameras. From your smartphone camera to the top-of-the-line …


  • Becoming a Bayesian, Part 3

    Sebastian Nowozin - Fri 15 May 2015 -

    This post continues the previous post, part 1 and part 2, outlining my criticism towards a ''naive'' subjective Bayesian viewpoint:

    1. The consequences of model misspecification.
    2. The ''model first computation last'' approach.
    3. Denial of methods of classical statistics, in this post …

  • Becoming a Bayesian, Part 2

    Sebastian Nowozin - Sat 02 May 2015 -

    This post continues the previous post, part 1, outlining my criticism towards a ''naive'' subjective Bayesian viewpoint:

    1. The consequences of model misspecification.
    2. The ''model first computation last'' approach, in this post.
    3. Denial of methods of classical statistics.

    The ''Model First …


  • Becoming a Bayesian, Part 1

    Sebastian Nowozin - Sun 19 April 2015 -

    I have used probabilistic models for a number of years now and over this time I have used different paradigms to build my models, to estimate them from data, and to perform inference and predictions.

    Overall I have slowly become …


  • Extended Formulations

    Sebastian Nowozin - Sun 05 April 2015 -

    An amazing fact in high dimensions is this: Projecting a simple convex set described by a small number of inequalities can create complicated convex set with an exponential number of inequalities.

    It is amazing because it contradicts our everyday human …