Lightweight semantic visual mapping and localization based on ground traffic signs

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Jian Lian, Shi Chen, Ge Guo, Duo Sui, Jian Zhao, Linhui Li

Published: 2025, Last Modified: 08 Nov 2025Displays 2025EveryoneRevisionsBibTeXCC BY-SA 4.0
Abstract: Highlights•We propose a semantic map construction method for ground traffic signs.•We propose a stable real-time localization method utilizing BEV feature points and visual descriptors.•We design a semi-automatic annotation method based on the SAM model.