Extracting the geometrical structure, e.g. layout tree; Block segmentation, e.g. bounding boxes for graphics or text

Introduced: January 2022

Full Title

Full titles differ between systems:

IPC:

Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition > Document-oriented image-based pattern recognition > Analysis of document content > Extracting the geometrical structure, e.g. layout tree; Block segmentation, e.g. bounding boxes for graphics or text

CPC:

Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition (scanning, transmission or reproduction of documents or the like H04N1/00) > Document-oriented image-based pattern recognition > Analysis of document content (recognition of printed characters based on code marks G06V30/224) > Extracting the geometrical structure, e.g. layout tree; Block segmentation, e.g. bounding boxes for graphics or text

No child classifications to compare. This is a leaf node in both IPC and CPC.