One Ranking, Any Budget: Elastic Transformer Prunes to 60% Sparsity Without Retraining

cgmsnoek · x · 2026-10-15

Researchers introduce an "elastic Transformer": a single importance ranking over all MLP neurons and attention heads, learned once with frozen weights, lets a model be pruned to any compute budget at inference. Across 27 vision and text encoders (22M–8B params), performance degrades smoothly up to 60% sparsity — e.g., DINOv3 ViT-H+/16 at 50% sparsity drops 427M parameters for only a 0.8% accuracy loss.

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