The authors introduce Step-wise Truncation Probing (STP).
Flexible early stopping offers the best theoretical reasoning trade-off
Across six models, the authors map when continued reasoning becomes wasteful and compare three termination strategies against idealized token-accuracy frontiers.
Research Lab
Weixin Guan · Liang Li · Shiyu Xie · Jiapeng Liu · Bing Li · Peng Fu · +4 more
Institute of Information Engineering, Chinese Academy of Sciences · University of Chinese Academy of Sciences · University of Florida · Jiangxi University of Finance and Economics · Li Auto Inc.
Research Digest··2 min read
Guan et al.
Why this paper
From Institute of Information Engineering, Chinese Academy of Sciences and 4 others
In one line
Overthinking in reasoning models is substantial; dynamic early exit yields the best theoretical performance trade-off.
What we could check
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