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README.md
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---
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base_model:
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- openlm-research/open_llama_7b
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- stabilityai/StableBeluga-7B
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- merge
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- mergekit
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- lazymergekit
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---
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# OpenLlama-Stable-7B
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```yaml
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slices:
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dtype: bfloat16
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```
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##
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messages = [{"role": "user", "content": "What is a large language model?"}]
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torch_dtype=torch.float16,
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device_map="auto"
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---
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license: apache-2.0
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base_model:
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- openlm-research/open_llama_7b
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- stabilityai/StableBeluga-7B
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- merge
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- mergekit
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- lazymergekit
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- open_llama
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- StableBeluga
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- slerp
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---
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# OpenLlama-Stable-7B
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This is a merge of pre-trained language models created using [LazyMergekit](https://colab.research.google.com/drive/1obulZ1ROXHjYLn6PPZJwRR6GzgQogxxb?usp=sharing), combining the foundational capabilities of OpenLM's Open Llama with StabilityAI's StableBeluga through an efficient SLERP fusion.
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## About Me
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I'm David Soeiro-Vuong, a third-year Computer Science student working as an apprentice at TW3 Partners, a company specialized in Generative AI. Passionate about artificial intelligence and language models optimization, I focus on creating efficient model merges that balance performance and capabilities.
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🔗 [Connect with me on LinkedIn](https://www.linkedin.com/in/david-soeiro-vuong-a28b582ba/)
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## Merge Details
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### Merge Method
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This model uses SLERP (Spherical Linear Interpolation) with carefully tuned parameters to achieve optimal performance balance:
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- **Attention Layers**: 0.7 interpolation value favoring StableBeluga's strong instruction-following capabilities
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- **MLP Layers**: 0.5 interpolation value creating an equal blend for balanced reasoning
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- **Other Parameters**: 0.6 interpolation value slightly favoring StableBeluga's refinements
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- **Format**: bfloat16 precision for efficient memory usage
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### Models Merged
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* [openlm-research/open_llama_7b](https://huggingface.co/openlm-research/open_llama_7b) - An open-source reproduction of Meta's LLaMA that offers strong base capabilities
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* [stabilityai/StableBeluga-7B](https://huggingface.co/stabilityai/StableBeluga-7B) - StabilityAI's instruction-tuned variant offering improved instruction following and coherence
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### Configuration
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```yaml
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slices:
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dtype: bfloat16
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```
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## Model Capabilities
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This merge combines:
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- Open Llama's strong foundational knowledge and reasoning
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- StableBeluga's improved instruction following and coherence
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- Fully open architecture with no usage restrictions
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The resulting model provides enhanced performance on tasks requiring both strong reasoning and good instruction following, such as:
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- Detailed explanations of complex concepts
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- Creative writing with coherent structure
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- Problem-solving with step-by-step reasoning
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- Balanced factual responses with nuanced perspectives
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## Usage
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```python
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from transformers import AutoTokenizer, AutoModelForCausalLM
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import torch
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model_id = "david-sv/OpenLlama-Stable-7B" # Replace with your actual HF username
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tokenizer = AutoTokenizer.from_pretrained(model_id)
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model = AutoModelForCausalLM.from_pretrained(
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model_id,
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torch_dtype=torch.float16,
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device_map="auto"
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)
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# For chat completions
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prompt = """<human>: Explain the concept of spherical linear interpolation (SLERP) and why it's useful for merging language models.
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<assistant>:"""
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inputs = tokenizer(prompt, return_tensors="pt").to(model.device)
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output = model.generate(
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inputs["input_ids"],
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max_new_tokens=512,
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temperature=0.7,
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top_p=0.9,
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repetition_penalty=1.1
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print(tokenizer.decode(output[0], skip_special_tokens=True))
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```
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## Limitations
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- Inherits limitations from both base models
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- May exhibit inconsistent behavior for certain complex reasoning tasks
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- No additional alignment or fine-tuning beyond the base models' training
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- Model was created through parameter merging without additional training data
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## License
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This model is released under the Apache 2.0 license, consistent with the underlying models' licenses.
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