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---
language:
- en
tags:
- generated_from_trainer
metrics:
- cer
pipeline_tag: image-to-text
base_model: microsoft/trocr-base-printed
model-index:
- name: trocr-base-printed_captcha_ocr
  results: []
---

# trocr-base-printed_captcha_ocr

This model is a fine-tuned version of [microsoft/trocr-base-printed](https://huggingface.co/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