arXiv:2501.04988cs.ROcs.SY2025-01被引 1

首个可模拟海上规则航行的智能船模型,支持多类型船舶协同仿真。

Intelligent Sailing Model for Open Sea Navigation

  • 基于海事规则生成合规航点,结合预测控制实现路径跟踪。
  • 4049个关键场景测试中零碰撞,目标达成率约97%。
  • 适合自动驾驶船舶算法的基准测试与仿真评估。

自主船舶有望提升海上贸易的安全性与可靠性。为推动自主船舶发展,需构建能模拟真实交互行为的海上交通环境。然而,由于环境无结构化、交通规则粗略且船舶类型多样,实现真实交互建模极具挑战。目前尚无标准仿真框架用于严谨评估自主船舶算法。本文提出首个智能航行模型(ISM),可模拟开放海域中遵守规则的船舶行为。ISM船舶根据海事规则响应其他航行体,同时完成包含航点的运动规划任务:监测适用规则,生成合规航点,并利用模型预测控制进行航点跟踪。我们在两种环境中评估了该模型:仅含ISM船舶的交互交通,以及部分轨迹来自真实世界数据或手工设计的关键场景的混合交通。结果表明,包含多种类型船舶的大量ISM仿真具备规则合规性与可扩展性;在4049个关键交通场景中,交互交通下未发生碰撞,目标达成率约为97%。

原文摘要 · Abstract (English)

Autonomous vessels potentially enhance safety and reliability of seaborne trade. To facilitate the development of autonomous vessels, simulations are required to model realistic interactions with other vessels. However, modeling realistic interactive maritime traffic is challenging due to the unstructured environment, coarsely specified traffic rules, and largely varying vessel types. Currently, there is no standard for simulating interactive maritime environments in order to rigorously benchmark autonomous vessel algorithms. In this paper, we introduce the first intelligent sailing model (ISM), which simulates rule-compliant vessels for navigation on the open sea. An ISM vessel reacts to other traffic participants according to maritime traffic rules while at the same time solving a motion planning task characterized by waypoints. In particular, the ISM monitors the applicable rules, generates rule-compliant waypoints accordingly, and utilizes a model predictive control for tracking the waypoints. We evaluate the ISM in two environments: interactive traffic with only ISM vessels and mixed traffic where some vessel trajectories are from recorded real-world maritime traffic data or handcrafted for criticality. Our results show that simulations with many ISM vessels of different vessel types are rule-compliant and scalable. We tested 4,049 critical traffic scenarios. For interactive traffic with ISM vessels, no collisions occurred while goal-reaching rates of about 97 percent were achieved.

自主船舶仿真建模规则遵循路径规划

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