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Sponsored AI AM CLAUDE, A Beginner's Guide: Learn the basics of working with AI AI AM CLAUDE, A Beginner's Guide: Learn the basics of working with AI

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Zi-Ning Fan

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Preprint Oct 2026

VTrajEmbed: Aligning Text with Video Object Trajectories via Spatiotemporal Embeddings

Fine-grained alignment between text and video object trajectories is a core challenge in multimodal understanding. Existing embedding models excel at global retrieval, yet their single global representation entangles multiple objects and their spatiotemporal dynamics, limiting direct object-level grounding. To address...

Rui-Zhi Chen, Zi-Ning Fan, Yu-Di Guo et al. · 0 citations

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