![]() ![]() Download and documentation links for the extension can be found at the SAS Graphics Accelerator customer product page. SAS Graphics Accelerator is a browser extension that enhances SAS graphs and charts with text descriptions, tabular data, low-vision support and interactive tonal feedback, known as sonification. Or should we say a listen to? Then we'll follow up with an overview of SAS accessibility in general. Let's begin with a look at their progress. Happily, several years ago, developers led by SAS Director of Accessibility Ed Summers began looking for ways to make charts and graphs more accessible to the vision-impaired-not just their own charts, but others' as well. For those with visual impairments, not so much. On those occasions when the raw data is available, students with visual impairments can scan the values cell by cell, attempting to "see the forest one tree at a time." Is the tallest tree in the forest twice or five times as tall as a tree of average height? Are there more trees at the south end of the forest or the north? Factors such as these can be gleaned at a glance by sighted students. Sometimes the presentations also include the original numbers in accessible text tables or spread sheets-but not always. Many SAS data sets are displayed using charts and graphs. ![]() From elementary school to post-doctorial, if your studies involve compiling, comparing, or manipulating numbers you will likely wind up using SAS, a computer platform that facilitates all manner of numerical analyses. ![]()
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