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README.md
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---
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license: apache-2.0
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tags:
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- safety
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- fine-tuning
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- llama
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- safety-neurons
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---
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# llama3_2_3b-instruct-math_safeInstr_10p_lr3e-5
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This is a Safety Neuron-Tuned (SN-Tune) version of Llama-3.2-3B-Instruct.
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## Model Description
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- **Base Model**: meta-llama/Llama-3.2-3B-Instruct
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- **Fine-tuning Method**: SN-Tune (Safety Neuron Tuning)
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- **Training Data**: Circuit Breakers dataset (safety alignment data)
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- **Upload Date**: 2026-04-29 01:23:58
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## What is SN-Tune?
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SN-Tune is a selective fine-tuning approach that:
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1. Detects safety neurons - a small set of neurons critical for safety
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2. Freezes all non-safety parameters
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3. Fine-tunes only safety neurons on safety data
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This approach allows for:
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- Enhanced safety alignment
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- Minimal impact on general capabilities
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- Parameter-efficient fine-tuning
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## Usage
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```python
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from transformers import AutoModelForCausalLM, AutoTokenizer
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model_name = "kmseong/llama3_2_3b-instruct-math_safeInstr_10p_lr3e-5"
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tokenizer = AutoTokenizer.from_pretrained(model_name)
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model = AutoModelForCausalLM.from_pretrained(model_name)
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# Generate text
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prompt = "How can I help you today?"
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inputs = tokenizer(prompt, return_tensors="pt")
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outputs = model.generate(**inputs, max_length=100)
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print(tokenizer.decode(outputs[0]))
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```
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## Safety Note
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This model has been fine-tuned specifically for safety using the SN-Tune method.
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It should provide improved safety alignment compared to the base model.
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## License
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This model is licensed under the Apache 2.0 License.
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See the base model (meta-llama/Llama-3.2-3B-Instruct) for more details.
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## References
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- Base model: [meta-llama/Llama-3.2-3B-Instruct](https://huggingface.co/meta-llama/Llama-3.2-3B-Instruct)
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- Safety neurons detection methodology
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