A Schematic is a visualization of information in simplified or symbolic form.
Digital Graphic Overlays are layered materials designed for presentation on top of or in front of, another image/object. These overlay graphics are usually a set of image layers and often include transparency or opacity.
Presenting a mountain of numbers and documents in evidence to judges and juries is often an overwhelming task. Because the average juror is more likely to remember what they see rather than what they hear, it is helpful to incorporate visual depictions of summary evidence whenever possible.