Getting Started with SAS Enterprise Miner

November 3, 2009
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Q: One site visitor added this comment to his feedback form: I am trying to find the answer to a simple question about getting started with Enterprise Miner 6.1.A: Visit the product page for SAS Enterprise Miner. What will you find on the product...
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SAS DIM function – Counting the elements in an array

October 30, 2009
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The DIM function returns the number of literal elements in an array. It functions against multi-dimensional arrays as well as one-dimensional arrays. 1-dimensional array example DIM(array_name) Multi-dimensional array examples DIM(m_array) -> returns the number of elements in the first dimension of the array DIM5(m_array) -> returns the number of elements in the 5th dimension...
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SAS Job Searching

October 27, 2009
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Where do you search for SAS jobs? I have been lucky during the downturn and stayed employed, but I know there are a lot of others out there who haven't been as fortunate. When I did look for a job I generally used dice.com, but thatwas mainly out of ...
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Advances in Searching

October 27, 2009
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UPDATE: The advanced search functionality is now production on support.sas.com. It is available at support.sas.com/search. You can also access it by selecting the search button when the search field is empty. Links to advanced search will start...
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AUC calculation using Wilcoxon Rank Sum Test

October 23, 2009
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Accurately Calculate AUC (Area Under the Curve) in SAS for a binary classifier rank ordered data In order to calculate AUC for a given SAS data set that is already rank ordered by a binary classifier (such as linear logistic regression), where we h...
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SAS DIF function – Comparing previous records

October 23, 2009
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The SAS DIF function is another useful tool for operating on previous records. Lets say you want to know the difference in the last year’s revenue and this year’s revenue. Here is the data: Year          Revenue 2001           10,000 2002          30,000 2003          60,000 2004          100,000 data revenue1; set revenue; Rev_increase=dif1(revenue); run; Year          Revenue         Rev_increase 2001          ...
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The man behind the curtain: SAS Deployment Wizard

October 12, 2009
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More questions answered: Q: I'm looking for a simple install guide for 9.2 A: I couldn't answer the question about why SAS 9.2 has different installation documentation, so I enlisted the help of Fred Perry who is a major contributor of content to ...
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Answering the questions from the feedback forms

October 9, 2009
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We have recently added feedback forms and short surveys on some pages on support.sas.com. We don't ask for your e-mail address or require you to log in to the site. That means that all of the comments are anonymous. We think the ease of commenti...
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Tweak PROC FASTCLUS for 1-Nearest Neighbor / Closest Match

September 23, 2009
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In most table lookup tasks, we are doing EXACT matching. However, sometimes we are looking for closest match in the lookup table. By 'closest', we mean smallest Eucleadian distance: ||X-Y||2 Typically we have to manually code the search function ...
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