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Author

K. Ogata

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2 papers indexed here

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Preprint Oct 2026

Unveil the Mask: Jointly-Optimized Diffusion Masked Pretraining for Appearance-Agnostic Operator Verification

Photorealistic avatar videos decouple the appearance of a rendered face from the person who operates it, which makes conventional face recognition unsuitable for identifying the operator. Verifying the operator therefore requires representations of how a face moves that are insensitive to what the avatar looks like. We...

K. Ogata, Ryoya Yoshiyama, Kawachi Hodaka et al. · 0 citations
Jul 2026

MEDit-Bench: A Dataset for Evaluating Message-Driven Narrative Video Editing

An automatic evaluation protocol based on temporal alignment metrics is defined, and it is found that an LLM-as-a-judge preference, a natural proxy for narrative quality, is unreliable for this task due to severe position bias.

K. Ogata, Zongshang Pang, Mayu Otani et al. · 1 citation

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