Author

Daniel Cremers

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Preprint Sep 2026

VideoReloc: Long-Term Indoor Video Relocalization against a Kilobyte-Scale Semantic Scene Graph

This work introduces VideoReloc, whose adaptive clips use odometry to gather spatial evidence until object and motion criteria are met, adapting query length to the observed scene, and reframes sparse-map relocalization as verification of spatially extended video queries.

Qian-Ru Li, Xu-Yang Chen, Xu-Qin Wang et al. · 0 citations

#artificial intelligence Preprint Aug 2026

A Calibration Audit of Confidence in Feed-Forward 3D Reconstruction Models

This work shows that the overconfidence appears on unseen scenes even when the model reaches its loss's optimum, andfits a power law on the confidence with two constants per backbone--dataset pair and releases the audit protocol, its results, and the fitted constants per backbone-dataset pair.

Na Deng, Qing Cheng, Niclas Zeller et al. · 0 citations