Segmented Regression

I’m sure there is a more technically correct term for this: I use the phrase segmented regression to describe the process whereby I select a segment of data within a curve and build a regression model for just that segment.

click on the image to see an animated view
click on the image to see an animated view

I have some code to aid the process.  The code illustrates how to perform regression on-the-fly as well as how to utilise the MouseTrap function to handle mouse movement events.

(more…)

Easter Egg

An Easter egg is an intentional inside joke, a hidden message, or a secret feature of an interactive work (often, a computer program, video game or DVD menu screen). The name is used to evoke the idea of a traditional Easter egg hunt
– Wiki

Capture1

The above visualisation is a 3D tree view of a decision tree generated with the Partition platform.

However, if you look under the red triangle hotspot for the platform you won’t find an option to create this output.

(more…)

Insights in the use of JMP and the scripting language JSL