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Rick Wicklin 0
Monte Carlo simulation for contingency tables in SAS

The FREQ procedure in SAS supports computing exact p-values for many statistical tests. For small and mid-sized problems, the procedure runs very quickly. However, even though PROC FREQ uses efficient methods to avoid unnecessary computations, the computational time required by exact tests might be prohibitively expensive for certain tables. If

David Pope 0
4 big data analytics trends to watch now

How can you grow a culture of innovation, scale your data, modernize your legacy BI strategy - and more? With "analytics in action," says Paul Bachteal, Senior Director of the Global Technology Practice at SAS. Bachteal recently presented to a standing room only crowd as part of the 2015 Texas A&M

Jim Cox 0
Topical advice about topics, redux

In my last post, I talked about why SAS utilizes a rotated Singular Value Decomposition (SVD) approach for topic generation, rather than using Latent Dirichlet Allocation (LDA).  I noted that LDA has undergone a variety of improvements in the last seven years since SAS opted to use the SVD method.  So, the