~/cesarsouza/blog

A Tutorial On Principal Component Analysis with the Accord.NET Framework

2013-06-18T11:26:00.000-03:00

Principal Component Analysis (PCA) is a technique for exploratory data analysis with many success applications in several research fields. It is often used in image processing, data...

Sequence Classifiers in C#: Hidden Conditional Random Fields

2013-06-03T09:20:00.000-03:00

After a preliminary article on hidden Markov models, some months ago I had finally posted the article on Hidden Conditional Random Fields (HCRF) on CodeProject. The HCRF is a discriminative model,...

Point and Call and the Windows Phone Ecosystem

2013-05-06T10:21:00.000-03:00

So a few days ago I bought a Windows Phone device. So far, I am impressed with the Windows Phone ecosystem. The nicest thing is that I was finally able to test an app I've been eager to try for...

Sequence Classifiers in C#: Hidden Markov Models

2013-02-14T10:12:00.000-02:00

Few days ago I published a new article on CodeProject, about classifiers based on banks of hidden Markov models to accomplish sequence classification. While I have written about this subject...

Direct3DX9NotFoundException Creating a Direct3D Device With SlimDX

2013-01-24T12:08:00.000-02:00

Yet another note for future reference. If you are using SlimDX, and you get the exception: SlimDX.Direct3D9.Direct3DX9NotFoundException was unhandled Message=Direct3DX 9 was...

The command "sn -Ra ... :VCEnd" exited with code 1

2013-01-15T19:47:00.000-02:00

For today, a quick note for future reference. If you have a C++/CLI project and you are getting the error MSB3073: The command "sn -Ra "YourProject.dll" "YourKey.snk" :VCEnd" exited with code...