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Sponsored Artificial Intelligence: A Modern Approach, Global Edition Artificial Intelligence: A Modern Approach, Global Edition

Author

Tian-Wen Fu

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Open access Oct 2026

RDD: Improving Structure from Motion with a Robust Feature Detector and Descriptor

Robust Deformable Detector is presented, a robust keypoint detector and descriptor that uses deformable transformers to capture global context and geometric invariance and outperforms state-of-the-art keypoint detection and description methods in sparse matching and also supports semi-dense matching.

Gong-Lin Chen, Tian-Wen Fu, Hai-Wei Chen et al. · 0 citations
Preprint Oct 2026

Expression-Diverse References for Identity-Preserving Video Generation

Identity-preserving video generation aims to maintain a subject's identity while synthesizing realistic videos. Yet a single reference portrait captures the subject's appearance under only one facial configuration. As expressions change, facial appearance can vary in highly identity-specific ways, leaving the subject's...

Tian-Wen Fu, Wen-Bin Teng, Gong-Lin Chen et al. · 0 citations
Preprint Aug 2026

XDG: Accelerated Visual Disambiguation

XDG is introduced, an efficient visual disambiguation model designed for scalable SfM that remains competitive with the state-of-the-art disambiguation method across pairwise and reconstruction benchmarks and delivers more than a 3x inference speedup.

Gong-Lin Chen, Ben Southall, Han-Yuan Xiao et al. · 0 citations

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