# Micro-Localization: Achieving Micrometer-Level Localization for Mobile Robots Using Microscopic Ground Texture

- Source: arXiv cs.RO
- Published: 2026-10-19T04:00:00.000Z
- RoboHot: https://robohot.news/en/items/iduslzklb4roxr4xeyj98exlk
- Original: https://arxiv.org/abs/2610.22563

## Summary

The arXiv paper Micro-Localization demonstrates high-precision global localization using microscopic optical observation of natural ground texture, achieving localization accuracy on the order of tens of micrometers. The authors established the relationship between optical magnification and image-space localization uncertainty on the one hand and physical localization accuracy on the other, and addressed the calibration, camera modeling, and focusing challenges introduced by high-magnification imaging.