SCOPE: 骨格グラフに基づく計算効率の高い自律UAV探索フレームワーク
SCOPE: Skeleton Graph-Based Computation-Efficient Framework for Autonomous UAV Exploration
未知環境でのUAV探索において、リアルタイム骨格グラフと階層的計画により計算コストを平均86.9%削減しつつ高性能を実現するフレームワークを提案。
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著者: Kai Li, Shengtao Zheng, Linkun Xiu, Yuze Sheng, Xiao-Ping Zhang, Dongyue Huang, Xinlei Chen
分類: cs.RO
原文アブストラクト
Autonomous exploration in unknown environments is key for mobile robots, helping them perceive, map, and make decisions in complex areas. However, current methods often rely on frequent global optimization, suffering from high computational latency and trajectory oscillation, especially on resource-constrained edge devices. To address these limitations, we propose SCOPE, a novel framework that incrementally constructs a real-time skeletal graph and introduces Implicit Unknown Region Analysis for efficient spatial reasoning. The planning layer adopts a hierarchical on-demand strategy: the Proximal Planner generates smooth, high-frequency local trajectories, while the Region-Sequence Planner is activated only when necessary to optimize global visitation order. Comparative evaluations in simulation demonstrate that SCOPE achieves competitive exploration performance comparable to state-of-the-art global planners, while reducing computational cost by an average of 86.9%. Real-world experiments further validate the system's robustness and low latency in practical scenarios.
