Blogs

Programming Tips

Strengthen your programming skills with tips and techniques from the experts

Analytics | Data Visualization | Programming Tips

Robert AllisonAugust 2, 2017 0

Is your city in the path of the total eclipse?

There will be a total solar eclipse on August 21, 2017, and the umbra (total shadow) will pass right across the United States! As a data guy, a map guy, and an astronomy fan, this is an opportunity I just couldn't pass up! Follow along as I apply my computer skills

English

Life Sciences

Learn SAS | Programming Tips

Leonid BatkhanAugust 2, 2017 0

CALL EXECUTE made easy for SAS data-driven programming

In my prior posts (Data-driven SAS macro loops, Modifying variable attributes in all datasets of a SAS library, Automating the loading of multiple database tables into SAS tables), I presented various data-driven applications using SAS macro loops. However, macro loops are not the only tools available in SAS for developing

English

Programming Tips

Broken-stick method for retaining principal components

Rick WicklinAugust 2, 2017 0

Dimension reduction: Guidelines for retaining principal components

Last week I blogged about the broken-stick problem in probability, which reminded me that the broken-stick model is one of the many techniques that have been proposed for choosing the number of principal components to retain during a principal component analysis. Recall that for a principal component analysis (PCA) of

English

Previous 1 … 425 426 427 428 429 … 656 Next