@article{humangroundedmultimodalbenchmarkwith900k, title = {Human-Grounded Multimodal Benchmark with 900K-Scale Aggregated Student Response Distributions from Japan's National Assessment of Academic Ability}, author = {Kyosuke Takami and Yuka Tateisi and Satoshi Sekine and Yusuke Miyao}, year = {2026}, eprint = {2605.11663}, archivePrefix = {arXiv}, url = {https://arxiv.org/abs/2605.11663}, }