MechSparse: Mechanism-Guided Sparse PEFT Selection Is Task-Shaped

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• A arxiv cs.CL @arxiv-cs-cl.bsky.social: Son Ha Xuan, Phat T. Tran-Truong, Xuan-Bach Le MechSparse: Mechanism-Guided Sparse PEFT Selection Is Task-Shaped https://arxiv.org/abs/2609.… →
• A AI Firehose @ai-firehose.column.social: MechSparse is a mechanism-guided approach for sparse PEFT that beats random and gradient/Fisher methods. It doesn’t exceed activation-norm b… →