models: - model: unsloth/gemma-2b-bnb-4bit parameters: density: 0.5 weight: 0.5 - model: google/gemma-2b-it parameters: density: 0.5 weight: 0.5 # weight gradient merge_method: ties base_model: unsloth/gemma-2b-it-bnb-4bit parameters: normalize: true int8_mask: true dtype: bfloat16