PaperLens
紙
Students
Professional
JA
EN
◐
Sign in with Google
Sign in
Read
Home
Close reading
New
Textbook
Go deeper
Learn
Lab
Landscape
Contributors
Glossary
You
Search
All-access
My Page
#video-mllm
1 articles
01
2026-08-27
·
★ MEMBER
·
PAPER
·
9 min read
Paper Walkthrough: Annotations as Rollouts — Dropping the Ground Truth Into the Group as a Ninth Answer
RL post-training for video MLLMs starves because sampled rollouts almost never contain the right answer. OraRL adds the annotation itself to the group as an extra rollout, then repairs the advantage inversion that naive mixing causes.