Author

Sanjay Matange
RSS
Director, R&D

Sanjay Matange is R&D Director in the Data Visualization Division responsible for the development and support of the ODS Graphics system, including the Graph Template Language (GTL), Statistical Graphics (SG) procedures, ODS Graphics Designer and related software. Sanjay has co-authored a book on SG Procedures with SAS/PRESS.

Data Visualization
Sanjay Matange 0
Cancer Deaths Averted

Significant progress in reduction of Cancer mortality is shown in a graph that I noticed recently on the Cancer Network web site.  This graph showed the actual and projected cancer mortality by year for males.  The graph is shown on the right. The graph plots the projected and actual numbers

Data Visualization
Sanjay Matange 2
Displaying Unicode Symbols in Legend

Including special Unicode symbols into the graph is getting more popular.  In general, SG procedures support Unicode strings in places where these strings are coded into the syntax such as TITLE, FOOTNOTE.  These support Unicode characters and also the  special {SUP} and {SUB} commands.  This is because these statements are rendered

Data Visualization
Sanjay Matange 4
Marker Symbols

There has been much discussion on the SAS Communities page on usage of different symbols in a graph.  The solutioin can vary based on the SAS release.  New features have been added at SAS 9.4 releases to SG Procedures and GTL that make this very easy.  With SAS 9.4M1, almost any combination is

Data Visualization
Sanjay Matange 4
Custom Labels

Over the Christmas Holidays I saw an graph of agricultural exports to Russia in 2013.  The part that caught my eye was the upper part of the graph, showing the breakdown of the trade with Russia as a horizontal stacked bar with custom labels. The value for each region / country

Data Visualization
Sanjay Matange 3
Graph Table

A common scenario is where we have a table of multiple measures over time. Here we have a simple example of Frequency and Response by Day.  The Response is a linear function of the Frequency, as shown in the table on the left below. The  shape of the data is

Data Visualization
Sanjay Matange 0
Fun with Bar Charts

As Sheldon Cooper would say, this is the first episode of "Fun with Charts".  I did not find a cool term like "Vexillology" and "Cartography" is taken by map making, so let us go with "Chartology". Yesterday, I saw a couple of interesting bar charts as shown on the right.  I thought

Data Visualization
Sanjay Matange 5
Clinical Graphs

This week I had the opportunity to present a 1/2 day seminar on creating clinical graphs using the SG procedures during an In-House SAS Users' group meeting.  I have presented this seminar quite a few times now, and I always learn something. The audience was very receptive, with some people

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