Probability rewards keep visual grounding reasoning aligned with predicted objects

Rita rewards reasoning that raises the likelihood of the reference answer and couples that signal to bounding-box accuracy.

Big Tech
Pengzhan Sun · Shiu-hong Kao · Shijie Li · Yongyi Su · Junbin Xiao · Arjun Reddy Akula · +1 more

National University of Singapore · A*STAR Institute of Advanced Intelligence and Computing, Singapore · South China University of Technology · University of Science and Technology of China · Google DeepMind

Research Digest··2 min read
Sun et al.

5-VL-3B and 7B Instruct models on EgoIntention and RefEgo-Int, a new benchmark curated from RefEgo.

Why this paper

From Google DeepMind and 4 others

In one line

Rita reduces thinking drift in visual intention grounding by using conditional probability rewards to enforce thinking-answer consistency.

What we could check

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  • ✓Reports numbers on named benchmarks (2 benchmarks)

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Research Digest

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