grammAR is a prototypical AR application that helps to detect spelling mistakes on physical paper.
- Unity (Version 2019.2.4f1)
- Vuforia (Version 8.5.9)
- Spell check and and annotate misspelled words
- Detect text changes and only refresh results if different sheet is shown
- Audio cues for results loading/no errors/errors detected
- Virtual Button for language selection (with a marker)
- Curseword bleep
- Extract text with OCR library
- Replace sheet tracking through markers with actual sheet-detection
- Loading Spinner while loading the results
- Error message if text could not be detected
- Enhanced Error Message (based on threshold e.g. if 50% could not be detected an error is shown, otherwise words will be ignored)