Ground Truth Guidelinesde OCR-D: DFG-funded Initiative for Optical Character Recognition Development
Book decoration, drawings (GraphicRegion)
A graphicRegion is used to mark simple graphics, handwritten notes and perforations,
among other things. The following elements are considered to be a simple graphic:
logo
letterhead with graphic design (letterhead)
decoration
frame
handwritten-annotation
stamp
signature
barcode
paper-grow
punch-hole
other
Figure 1. Examples for GraphicRegion: logo, different stamps and signatures