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Kyohei Atarashi

2 accepted papers

2026

Evaluating Cross-Modal Reasoning Ability and Problem Charactaristics with Multimodal Item Response Theory

ICLR 2026poster

Multimodal Large Language Models (MLLMs) have recently emerged as general architectures capable of reasoning over diverse modalities. Benchmarks for MLLMs should measure their ability for cross‑modal integration. However, current benchmarks are filled with shortcut questions, which can be solved usi…

Cited by 0SourcecodeScholar
2026

Unpacking the Implicit Norm Dynamics of Sharpness-Aware Minimization in Tensorized Models

AAAI 2026technical

Sharpness-Aware Minimization (SAM) has been proven to be an effective optimization technique for improving generalization in overparameterized models. While prior works have explored the implicit regularization of SAM in simple two-core scale-invariant settings, its behavior in more general tensoriz

Cited by 0SourcePDFScholar