Label-free steering: Compressing test-time reinforcement learning into bias-only subspaces

Benchmark Model Rank Results
multimodal-reasoning-on-mathvistaQwen2.5-VL-7B-Instruct + Label-Free Bias-Only TTRL#82Accuracy: 65.4
mathematical-reasoning-on-math-500Qwen2.5-Math-7B + Label-Free Bias-Only TTRL#93Accuracy: 79.5