Beyond Polarization: The Generative Constraint of Chain-of-Thought in Pointwise Reranking
These findings suggest that, within the pointwise scoring paradigm, routing continuous relevance semantics through discrete text constrains ranking signal resolution reveals a bottleneck that is stable and difficult to overcome under current standard methods, rather than an easily resolvable training bias.
Xiaoyang Chen, Jie Liu, Haijin Liang et al.
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