Author

Aoi Kobayashi

2 papers indexed here

We haven’t gathered this author’s papers yet. Follow them and we’ll fetch their work.

Not the right person? Other researchers publish under this name.

#natural language process... Preprint Sep 2026

Learning Evidence Sufficiency Boundaries for Selective Answering in Grounded Multi-Hop QA

Evidence Sufficiency Boundary Training is introduced, a generation-native training framework that constructs ordered evidence chains and supervises the abstain-to-answer transition directly and achieves the lowest overall unsupported-answer rate on external non-answerable evaluation.

Haruto Sato, Yuki Tanaka, Ren Nakamura et al. · 0 citations

#natural language process... Preprint Sep 2026

Behaviorally Effective LoRA Writes Are Sparse and Structured

This work uses Learned-Basis LoRA, a learned-basis continuation recipe, to expose the structure of behaviorally effective LoRA writes, which are sparse, structured, and far more concentrated than the raw low-rank parameterization suggests.

Haruto Sato, Yuki Tanaka, Ren Nakamura et al. · 0 citations