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# Marian Fine-tuned English-French Translation Model
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## Model Description
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This model is a fine-tuned version of `Helsinki-NLP/opus-mt-en-fr`, specifically trained for English to French translation. The base model was further trained on the `KDE4` dataset to improve translation quality for technical and software-related content.
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## Model Training Details
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### Training Dataset
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- **Dataset**: KDE4 Dataset (English-French parallel corpus)
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- **Split Distribution**:
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- Training set: 189,155 examples (90%)
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- Test set: 21,018 examples (10%)
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### Training Configuration
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- **Base Model**: Helsinki-NLP/opus-mt-en-fr
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- **Training Arguments**:
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- Learning rate: 2e-5
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- Batch size: 32 (training), 64 (evaluation)
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- Number of epochs: 10
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- Weight decay: 0.01
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- FP16 training enabled
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- Evaluation strategy: Before and after training
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- Checkpoint saving: Every epoch (maximum 3 saved)
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- Training device: GPU with mixed precision (fp16)
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## Model Results
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### Evaluation Metrics
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The model was evaluated using the BLEU score. The evaluation results before and after training are summarized in the table below:
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| **Stage** | **Eval Loss** | **BLEU Score** |
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|--------------------|---------------|----------------|
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| **Before Training** | 1.700 | 38.97 |
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| **After Training** | 0.796 | 54.96 |
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### Training Loss
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The training loss decreased over the epochs, indicating that the model was learning effectively. The final training loss was approximately 0.710.
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## Model Usage
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```python
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from transformers import pipeline
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model_checkpoint = "Prikshit7766/marian-finetuned-kde4-en-to-fr"
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translator = pipeline("translation", model=model_checkpoint)
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translator("Default to expanded threads")
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```
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### Example Output
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```plaintext
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[{'translation_text': 'Par défaut, développer les fils de discussion'}]
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```
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