Author

Hardy Chen

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Preprint Sep 2026

Multi-Grid Post-Training for Long-Form Multi-Shot Video Generation

MovieGrid, a Multi-Grid Post-Training paradigm that decomposes a long video into shorter, temporally ordered chunks and arranges them on a spatial grid for joint modeling, is proposed, reducing the number of shots handled by each temporal axis while enabling global information exchange across chunks.

Jia-Wei Mao, Hao-Qin Tu, Hardy Chen et al. · 0 citations

AutoJudger : An Adaptive Evaluation Framework for Efficient Benchmarking of MLLMs

This work introduces A 2 -Judger, a novel MLLM-based A gentic instantiation of A uto Judger equipped with semantic-aware retrieval and dynamic memory that significantly improves sample efficiency while maintaining reliable evaluation results.

Xuanwen Ding, Chengjun Pan, Zejun Li et al. · 0 citations