Cross-LoRA transfers LoRA adapters across heterogeneous LLMs by aligning source and target base-model subspaces with rank-truncated SVD and a Frobenius-optimal linear map, data-free and training-free.
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Cross-LoRA: A Data-Free LoRA Transfer Framework across Heterogeneous LLMs
Cross-LoRA transfers LoRA adapters across heterogeneous LLMs by aligning source and target base-model subspaces with rank-truncated SVD and a Frobenius-optimal linear map, data-free and training-free.