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Data Visualization

Sanjay MatangeAugust 18, 2014 6

Histograms on Log Axis

Often there are questions from users on creating histogram using a Log X axis. One such question came up this weekend, where a user wanted a histogram of her data using log axis. Before we get into her specific case, let us first clarify what we may want to see

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Data Visualization

Sanjay MatangeAugust 16, 2014 5

More on Spaghetti Plots

In her article Creating Spaghetti Plots Just got Easy, Lelia McConnell has provided us a glimpse into some new useful features in the SAS 9.4M2 release. The term Spaghetti plots generally refers to cases where time series plots have to be identified by multiple group classifications. The support for the

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Data Visualization

Sanjay MatangeAugust 12, 2014 2

Creating Spaghetti Plots Just Got Easy

This article is by guest contributor Lelia McConnell, SAS Tech Support. Creating Spaghetti Plots Just Got Easy Sample 38076: “Response by patient and treatment group” illustrates how to generate a spaghetti plot using the SGPLOT procedure. Sample 40255: “Plot of study results by treatment group” illustrates how to generate a

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Data Visualization

Sanjay MatangeAugust 9, 2014 1

Epidemic Curve Graph

A few weeks back I wrote an article on Grouped Timeline for creating a stacked timeline for onset of different virus. The idea in that article was to display a stacked needle on a time axis using a HighLow plot. Such graphs are also referred to as EPI or Epidemic Curve

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Data Visualization

Sanjay MatangeAugust 3, 2014 7

Legend Order in SGPLOT Procedure

This article is by guest contributor Lelia McConnell, SAS Tech Support. Several users have called recently to ask the question, “Can I reorder the legend entries on the bar chart that I created with PROC SPLOT?” Although there is no option that does this directly in PROC SGPLOT, the answer

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Data Visualization

Sanjay MatangeJuly 27, 2014 2

Overlay Bar Charts

A couple of days back, Rick Wicklin forwarded me a link to an article on the BadHessian Blog on creating a Bar Chart using six different freeware packages in R, Python and Julia. The target bar chart was one produced by the Jetpack stat module with WordPress. The graph is shown below. The unique feature of

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Data Visualization

Sanjay MatangeJuly 21, 2014 2

Group order in GTL

This post could be titled something like "Everything you wanted to know about Group Order in GTL - and more." The group ordering shows up in three different ways in your graph. Assignment of attributes (color, marker symbol) to group values. Position of group values in the graph. Display of the group

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Data Visualization

Sanjay MatangeJuly 8, 2014 5

Spirals

Spirals are cool. And useful. We use them every day without thinking about it. Every time the road turns from a straight line to a curve, we go through a transition spiral. Spirals allow us to change curvature in a steady increasing or decreasing fashion. Without a spiral, this

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Data Visualization

Sanjay MatangeJune 29, 2014 7

Proportional Euler Diagram

The topic of VENN diagrams had come up a while ago. At that time, I thought it may be interesting to build a proportional VENN diagram. But, reading up on VENN Diagrams, I learned that VENN diagrams represent all intersections of N sets, regardless of whether there are actually any observations in one

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Data Visualization

Sanjay MatangeJune 26, 2014 7

Graphs are easy in SAS University Edition

By now you have heard all about the SAS(R) STUDIO software that provides access to the power of SAS analytics in a Web browser. The SAS(R) University Edition is also available free for higher education teaching, learning and research. This software includes ODS Graphics software for creating graphs. You can

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