Maybe if we think and wish and hope and pray It might come true. Oh, wouldn't it be nice? The Beach Boys Months ago, I wrote about how to use the EFFECT statement in SAS to perform regression with restricted cubic splines. This is...
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SAS has worked with our exam delivery partners to integrate a live lab into an exam, which can be delivered anywhere, anytime, on-demand. The post New Performance-Based Certification: Write SAS Code During Your Exam appeared first on SAS Learning Post....
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When you use maximum likelihood estimation (MLE) to find the parameter estimates in a generalized linear regression model, the Hessian matrix at the optimal solution is very important. The Hessian matrix indicates the local shape of the log-likelihood surface near the optimal value. You...
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SAS Press gets in the Valentine's Day spirit. The post Isn’t SAS Romantic? appeared first on SAS Learning Post.
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Have you ever run a regression model in SAS but later realize that you forgot to specify an important option or run some statistical test? Or maybe you intended to generate a graph that visualizes the model, but you forgot? Years ago, your only...
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Regular expressions are a powerful method for finding specific patterns in text. The syntax of regular expressions is intimidating, but once you've solved a few pattern-recognition problems with regex, you'll never go back to your old methods.

The post Convert a text-based...
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Feature generation (also known as feature creation) is the process of creating new features to use for training machine learning models. This article focuses on regression models. The new features (which statisticians call variables) are typically nonlinear transformations of existing variables or combinations of...
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SAS Press author Matt Windham shows you how to use the SAS procedure PROC HTTP to grab raw data from a website. The post Webpage scraping made easy with PROC HTTP appeared first on SAS Learning Post.
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