models: - model: Qwen/Qwen2.5-Coder-1.5B parameters: density: 0.5 weight: 0.9 - model: Qwen/Qwen2.5-Math-1.5B parameters: density: 0.5 weight: 0.1 merge_method: ties base_model: Qwen/Qwen2.5-1.5B parameters: normalize: false int8_mask: true dtype: float16