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DunnBC22
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trocr-base-printed_captcha_ocr

Image-to-Text
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vision-encoder-decoder
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trocr-base-printed_captcha_ocr / README.md
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metadata
tags:
  - generated_from_trainer
model-index:
  - name: trocr-base-printed_captcha_ocr
    results: []
language:
  - en
metrics:
  - cer
pipeline_tag: image-to-text

trocr-base-printed_captcha_ocr

This model is a fine-tuned version of microsoft/trocr-base-printed on an unknown dataset. It achieves the following results on the evaluation set:

  • Loss: 0.1380
  • Cer: 0.0075

Model description

This model extracts text from image Captcha inputs.

For more information on how it was created, check out the following link: https://github.com/DunnBC22/Vision_Audio_and_Multimodal_Projects/blob/main/Optical%20Character%20Recognition%20(OCR)/Captcha/OCR_captcha.ipynb

Intended uses & limitations

This model is intended to demonstrate my ability to solve a complex problem using technology. You are welcome to test and experiment with this model, but it is at your own risk/peril.

Training and evaluation data

Dataset Source: https://www.kaggle.com/datasets/alizahidraja/captcha-data

Training procedure

Training hyperparameters

The following hyperparameters were used during training:

  • learning_rate: 5e-05
  • train_batch_size: 8
  • eval_batch_size: 8
  • seed: 42
  • optimizer: Adam with betas=(0.9,0.999) and epsilon=1e-08
  • lr_scheduler_type: linear
  • num_epochs: 3

Training results

Training Loss Epoch Step Validation Loss Cer
10.4464 1.0 107 0.5615 0.0879
10.4464 2.0 214 0.2432 0.0262
10.4464 3.0 321 0.1380 0.0075

Framework versions

  • Transformers 4.22.1
  • Pytorch 1.12.1
  • Datasets 2.4.0
  • Tokenizers 0.12.1