Documentation for new feature

experimentalOMRDetection : Pencil detection is also possible when experimentalOMRDetection field is true . example:

  "roi": { 
            "layout": { 
                "version": "1.0",
                "name": "HINDI4S20QOMR Exam Sheet Form",
                "identifierPrefix": "ROLLNUMBERID",
                "threshold": {
                    "minWidth": 690,
                    "minHeight": 390,
                    "detectionRadius": 12,
                    "experimentalOMRDetection": true
                },
              "cells":[]
         }

Alphanumeric block letters support : Alphanumeric detection is also possible when extraction method is "BLOCK_ALPHANUMERIC_CLASSIFICATION"