Reliability-Adaptive Multimodal Relative Pose Tracking for Underwater Leader-Follower Robots

Published
Source
arXiv
Paper number
1429
Field
Robotics
arXiv ID
2611.11940

Key points

  • The authors propose a reliability-adaptive multimodal perception framework for six-degree-of-freedom relative-pose tracking between two moving underwater robots.
  • They explain that light absorption, scattering, color distortion, and suspended particulates severely reduce the reliability of optical measurements.
  • They collected 12 trials for each combination of two leader types, three illumination conditions, and nine trajectory patterns, yielding 648 trials in total.
  • In pool experiments, the framework achieves a mean translational error of 3.8 cm.
  • On an onboard NVIDIA Jetson AGX Orin, the fusion network achieves an inference latency of 17.62 ms.
  • A multimodal dataset containing measurements from all 648 trials will be made publicly available.

Paper links

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