2024-02-11 08:06:50 +00:00
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# Formula image(grayscale) mean and variance
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IMAGE_MEAN = 0.9545467
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2025-02-28 19:56:49 +08:00
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IMAGE_STD = 0.15394445
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2024-02-11 08:06:50 +00:00
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# Vocabulary size for TexTeller
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2024-03-18 15:48:04 +00:00
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VOCAB_SIZE = 15000
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2024-02-11 08:06:50 +00:00
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# Fixed size for input image for TexTeller
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FIXED_IMG_SIZE = 448
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# Image channel for TexTeller
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IMG_CHANNELS = 1 # grayscale image
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# Max size of token for embedding
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2024-03-18 15:48:04 +00:00
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MAX_TOKEN_SIZE = 1024
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2024-02-11 08:06:50 +00:00
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# Scaling ratio for random resizing when training
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MAX_RESIZE_RATIO = 1.15
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MIN_RESIZE_RATIO = 0.75
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# Minimum height and width for input image for TexTeller
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MIN_HEIGHT = 12
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2025-02-28 19:56:49 +08:00
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MIN_WIDTH = 30
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2025-04-16 14:23:02 +00:00
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LATEX_DET_MODEL_URL = (
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"https://huggingface.co/TonyLee1256/texteller_det/resolve/main/rtdetr_r50vd_6x_coco.onnx"
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)
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TEXT_REC_MODEL_URL = (
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"https://huggingface.co/OleehyO/paddleocrv4.onnx/resolve/main/ch_PP-OCRv4_server_rec.onnx"
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)
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TEXT_DET_MODEL_URL = (
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"https://huggingface.co/OleehyO/paddleocrv4.onnx/resolve/main/ch_PP-OCRv4_det.onnx"
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)
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