ConstDocument helpers, for the documentModels slot of an OCR model.
PaddleHelpers: page orientation, UVDoc dewarping and SLANet table structure in one fused program.
Document layout detection, for the layout slot of an OCR model.
PP-DocLayoutV3: 25 region classes, see DOC_LAYOUT_LABELS.
Optical character recognition: a text detector paired with a text recognizer, exported as one fused program.
EasyOCR: CRAFT detector plus a CRNN recognizer, one model per alphabet.
The charset of each entry is the matching member of alphabets.
PaddleOCR PP-OCRv6 small: DBNet detector plus an SVTR recognizer, one
model for every language, with PPOCR_SYMBOLS as its charset.
Registry of pre-configured models.
Every group carries
XNNPACK,COREMLandVULKANexports plus aDEFAULTthat resolves to the fastest one the current platform can run: Core ML on an iOS device, XNNPACK on the simulator, Vulkan on Android when the app links that backend, else XNNPACK.