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## **Model Card**
### **Model Details**
- **Model Name**: Fine-tuned mBART for Sequence-to-Sequence Translation
- **Model Architecture**: mBART
- **Checkpoint**: `checkpoint-3375`
- **Dataset**: Custom tokenized dataset
- **Fine-tuned on**: Hugging Face `transformers` library
- **Languages Supported**: [Include source and target languages, e.g., English -> Spanish]
---
### **Intended Use**
- **Primary Use Case**:
- Sequence-to-sequence text translation tasks
- Adaptable to other NLP tasks like summarization with slight modification
- **Intended Users**:
- Researchers and developers working on translation tasks
- AI practitioners requiring fine-tuned LLMs for sequence-to-sequence tasks
- **Limitations**:
- Performance may degrade for out-of-distribution data.
- Requires task-specific tokenization for different use cases.
---
### **Training Details**
- **Framework**: Hugging Face `transformers`
- **Hardware**: NVIDIA GPU with mixed precision (fp16)
- **Hyperparameters**:
- Epochs: 3
- Batch size: 2
- Warmup steps: 250
- Weight decay: 0.01
- Evaluation steps: 500
---
### **Metrics**
#### **Evaluation Results**
- **BLEU Score**: *0 (under review)*
- **ROUGE Metrics**: ROUGE-1, ROUGE-2, ROUGE-L (tested on evaluation set)
- **Other Custom Metrics**: Exact match, token-level accuracy
#### **Known Challenges**
- BLEU score evaluation yielded lower-than-expected results.
- Additional evaluation methodologies (ROUGE, Exact Match) were applied to validate results.
---
### **Limitations and Bias**
- **Data Bias**: The model's performance is tied to the quality of the fine-tuning dataset. Any bias in the dataset may affect outputs.
- **Generalization**: Performance on unseen domains or low-resource languages may vary significantly.
---
### **Model Usage**
- **Loading the Model**:
```python
from transformers import AutoModelForSeq2SeqLM, AutoTokenizer
model = AutoModelForSeq2SeqLM.from_pretrained("path_to_finetuned_model")
tokenizer = AutoTokenizer.from_pretrained("path_to_finetuned_model")
```
- **Example Inference Code**:
```python
input_text = "Your input text here."
inputs = tokenizer(input_text, return_tensors="pt", max_length=512, truncation=True)
# Generate translation
outputs = model.generate(**inputs)
decoded_output = tokenizer.decode(outputs[0], skip_special_tokens=True)
print(decoded_output)
```
---
### **Future Improvements**
- Optimize training data quality and quantity for better BLEU scores.
- Evaluate with a larger range of benchmarks (e.g., multilingual datasets).
- Fine-tune the hyperparameters to improve generalization.
---
### **License**
- The model is shared under [Insert License Name, e.g., MIT License].
---
### **Acknowledgments**
- Hugging Face for the `transformers` library.
- The fine-tuning dataset contributors.
- GPU resources provided by [Cloud Provider/University Lab].
---
This structure provides a comprehensive overview of your fine-tuned model while addressing details for end-users and researchers. Let me know if you want further customization!