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cs.CV2026
VIG: Visual Information Gain as a Reward Signal for Multimodal Chain-of-Thought Compression
Wen Luo, Xiaohan Yi, Xiaotao Huang +1
Multimodal large reasoning models often rely on long Chain-of-Thought (CoT) traces in which a substantial fraction of tokens, such as repeated visual descriptions, self-reflection,…
cs.CV2025
PIG-Nav: Key Insights for Pretrained Image Goal Navigation Models
Jiansong Wan, Chengming Zhou, Jinkua Liu +14
Recent studies have explored pretrained (foundation) models for vision-based robotic navigation, aiming to achieve generalizable navigation and positive transfer across diverse env…