Japanese gen2 recognizer (japanese_g2)

ONNX gen2 CRNN text recognizer for Japanese (2215 CTC classes). Part of sceptre, a Rust reimplementation of EasyOCR.

I/O contract

• Input: [batch, 1, 64, width] f32, grayscale, height fixed at 64, dynamic batch and width. Normalize as (pixel/255 - 0.5) / 0.5 before the model (not baked in).
• Output: [batch, time, num_classes] raw CTC logits (no softmax in the graph); class 0 is the CTC blank.

Attribution & license

Exported by the sceptre project from EasyOCR (Apache-2.0, JaidedAI). The underlying weights are JaidedAI's EasyOCR models; the ONNX export follows the lineage of the itextresearch/itext-EasyOCR-* exports.

Licensed under Apache-2.0, matching EasyOCR.