ISO Framework Speeds Up RLVR Training by 2.7x

Researchers introduced the ISO framework for RLVR, which reuses the base model's spectral structure via singular vectors to acquire new behaviors. By avoiding relearning underlying capabilities, this approach reduces training steps by 2.7 times.

2026-07-22 ~ 2026-07-23 · 2 related posts

• ISO says RLVR can keep the weight spectrum and learn 2.7× faster — UTEXAS · 2026-07-22
• ISO claims 2.7x fewer steps for RLVR by reusing the base spectrum — xiuyu_l · 2026-07-23