models: - model: meta-llama/Llama-2-7b-hf parameters: weight: 0.5 - model: epfl-llm/meditron-7b parameters: weight: 0.5 merge_method: task_arithmetic base_model: meta-llama/Llama-2-7b-hf parameters: normalize: true int8_mask: true dtype: bfloat16