I was wondering how to approach this blog when I decided to toast some raisin-bread for breakfast.  Shortly after I started eating it, I began coughing.  I have shared this “type” of story with a few people.  I often continue eating something regardless of my exact circumstances - that is to say, oblivious to the consequences.  As I ate more of the raisin-bread and my coughing worsened, I eventually reached for my inhaler.  (I have been diagnosed with borderline asthma now by two doctors.) …

A theme in my blogs is how the "structure" of data - rather than just the "content" - affects what that data can say and is capable of doing. In particular, I suggest that certain structures tend to reinforce certain contents; this means that a structural imposition can have an effect similar to a contextual imposition. Structure is an interesting conversation…

During analysis of movements of individuals in public places, there are only two dimensions that can represent movement of an individual, shown via data saved between starting and end point, even incorporating elevators and stairs to different (shop) levels). That is a multi-linear way of looking at movements of individuals in crowds in a specific environment. Most big shopping corporates use these kinds of analysis methods.

But what if (like in 3D environments) movement can be up and…