How the strange Cauchy distribution proved useful
09/20/2018
On Tuesday I had an interesting exchange with Jorge Muro Arbulú, a professor in Peru, about the Cauchy distribution, which also called the Lorenzian distribution.
Lonnie Chrisman
Lonnie Chrisman is Lumina’s Chief Technical Officer, where he heads engineering and development of Analytica. He has a PhD in Artificial Intelligence and Computer Science from Carnegie Mellon University and a Bachelor’s degree in Electrical Engineering from University of California at Berkeley.
Author Posts
Using Python to parse a Shapefile
08/08/2018
A shapefile (*.shp) is a binary file format used by Geographic Information Systems (GIS). I used an existing Python library (Fiona) to read and parse a shape file, and then…
How to call a Python function from Analytica
08/03/2018
I found it pretty easy to call a Python function from Analytica using COM automation. The Component Object Model (COM) integration functionality comes included with the Analytica…
World Cup Soccer. How much does randomness determine the winner?
07/16/2018
A few years ago France beat Croatia in the World Cup final. Congratulations to France for winning the last world championship! And also to Croatia for making it to the final…
How to limit entry to specific cells of an edit table
06/21/2018
Netflix’s basic subscription plan was introduced in May 2014. In a Netflix business model that I created, I have an …
An Analytica model that recognizes images
06/02/2018
I had a lot of fun building and playing with an Analytica model that analyses the pixels of an image to figure out what it is an image of. It implements the resnet18
Using the Analytica Decision Engine (ADE) from Python
05/23/2018
Today I interacted with an Analytica from Python, which for me was my first time doing so. To do so, I used the Analytica Decision Engine (ADE), which bundles the core Analytica…
Adding alternative axis scales to a graph
05/16/2018
Starting with a graph that varies by Time in units of Seconds, I show how to configure the graph so you can quickly change the horizontal scale from Seconds to Hours, Days or…
