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Qiwen Gu

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Preprint Aug 2026

GeoUniPR: A Geometry-Consistent Unified Framework for Cross-Modal Place Recognition

Cross-modal place recognition (CMPR) aims to identify the same location across heterogeneous sensing modalities, such as vision and LiDAR. Existing methods commonly bridge the modality gap using complex alignment modules, multi-stage training, or full fine-tuning of pretrained backbones. In this work, we revisit CMPR f...

W. Kim, Jiatong Xiao, Rui Li et al. · 0 citations
Preprint Sep 2026

The Right Future for Action: Learning Action-Relevant Predictive States in World Action Models

These findings motivate Action-Relevant Predictive States (ARPS), a compact predictive interface between the video and action experts that achieves 99.2% success on LIBERO and transfers to LIBERO-Plus without adaptation, reaching 87.3% and exceeding Fast-WAM by 39.2 percentage points.

Qi-Wen Gu, Ji-Fan Li, Bing-Jie Gao et al. · 5 citations · ⚡1

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