arXiv:2510.05698cs.AI2025-10被引 1

用注意力机制压缩信息,让大模型高效决策多无人机巡检路线与速度

AIC-VDS: Attention-Based In-Context Learning for Joint Velocity Control and Data Collection Scheduling in Multi-UAV-Assisted Pipeline Monitoring

  • 用注意力模块提取关键网络状态,减少大模型输入长度
  • 相比原始方法,提示词平均缩短50%,包丢失率快速下降
  • 适合需要低延迟、高可靠性的无人机巡检场景

无人飞行器(UAV)在大规模基础设施监测(如管道巡检)中广泛应用,及时发现异常至关重要。联合优化数据采集调度与飞行速度是核心挑战,效率低下会导致数据包丢失和检测延迟。尽管在线深度强化学习被广泛研究,但其样本效率低、训练开销大,且存在仿真到现实的差距。大语言模型(LLM)通过上下文学习(ICL)提供新思路,但输入需求大,带来显著计算与通信负担。为此,我们提出注意力驱动的上下文学习框架AIC-VDS,用于在局部网络状态不完整或过时条件下最小化数据包丢失。AIC-VDS利用注意力模块处理实时网络状态,包括传感器电量、队列长度、信道状况、无人机位置、上次访问时间及传感器紧急度评分,提取任务相关特征以降低输入开销,再将压缩后的自然语言提示输入LLM,生成可执行的数据采集调度与速度控制指令。仿真结果表明,该注意力表示使平均提示长度减少50%,且AIC-VDS能快速稳定包丢失率。

原文摘要 · Abstract (English)

Uncrewed aerial vehicles (UAVs) are increasingly deployed for autonomous inspection and sensor data collection in large-scale infrastructure monitoring applications, such as pipeline monitoring, where timely anomaly detection is critical. Jointly optimizing data-collection schedules and flight velocities is a critical challenge, as inefficiencies can increase packet loss and inspection latency. While online deep reinforcement learning (DRL) is a widely investigated approach, it suffers from low sample efficiency, substantial training requirements, and simulation-to-reality gaps in time-sensitive scenarios. Large language models (LLMs) offer a promising alternative through in-context learning (ICL); however, their substantial input requirements can introduce considerable computational and communication overhead. To address this, we propose Attention-Based In-Context Learning for Velocity Control and Data Collection Scheduling (AIC-VDS), a joint optimization framework designed to minimize packet loss under partial and potentially outdated local network-state information. AIC-VDS utilizes an attention module to process real-time network-state data, including sensor battery levels, sensor queue lengths, communication channel conditions, UAV locations, time since the previous sensor visit, and sensor urgency scores. This module extracts task-relevant features to reduce input overhead before querying the LLM. The LLM leverages these compressed natural-language prompts to generate adaptive data-collection schedules and velocity-control decisions for UAV execution. Simulation results show that the attention-based representation reduces the average prompt length by 50\%, while AIC-VDS rapidly stabilizes packet loss in the considered scenario.

无人机巡检大模型应用注意力机制调度优化

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