CodeDotNet

This site is often under construction as it is used to expand my skills by exploring ideas and techniques for .NET, combining ASP.NET, Silverlight applications, web services, and a VB/C# desktop client to access selfsame web services.

Updates and Announcements

2017-05-15

Data Analytics Workouts: Support Vector Machines on Big Five Traits and Politics

Working through a Pluralsight tutorial on Support Vector Machine, I adapted it to one of my usual data sets, Hofstede Cultural Dimension and Big Five state-level personality traits:

Support Vector Machines on Big Five Traits and Politics

2017-05-08

Data Analytics Workouts: Charting Correlation Matrices in R

I noticed this very simple, very powerful article by James Marquez, Seven Easy Graphs to Visualize Correlation Matrices in R, in the Google+ community, R Programming for Data Analysis, so thought to give it a try, since I started some of my current analyses a decade ago by generating correlation matrices in Excel, which I've sometimes redone and improved in R.

Charting Correlation Matrices in R

2017-05-05

Data Analytics Workouts: Data Mining Explorations

Another Pluralsight training course, Data Mining Algorithms in SSAS, Excel, and R, had one sections on Navie Bayes and on decision trees. I worked through the example, but varied using my own data and code, linked below.

Naive Bayes on Political Outcome Based on State-level Big Five Assessment

Decision Trees (party) on Political Outcome Based on State-level Big Five Assessment