arXiv:2608.28437eess.SYcs.RO2026-08

LUCID动态调整机器人控制中的资源分配,保障实时性。

LUCID: An Agentic AI Framework on Digital-Twin in the Loop for QoS-Guaranteeing Robotic Control

论文配图:LUCID: An Agentic AI Framework on Digital-Twin in the Loop for QoS-Guaranteeing Robotic Control
图 1 · 摘自论文原文
  • 用大模型智能重构优化问题框架,随环境变化灵活调整
  • 实测在多机器人场景下保持低延迟,适应不同任务需求
  • 适合需要高可靠通信的云机器人系统研发人员

云端机器人依赖高带宽感知数据的及时上传,但动态环境不断改变轨迹、机器人数量和每机器人的服务质量(QoS)之间的可行组合。现有方法将轨迹规划(TP)与无线资源管理(RRM)固定为单一优化问题,无法随条件变化重新配置,导致临时性QoS违规。随着操作者意图变化,需固定、优化或放松的变量(如活跃机器人数量和每机器人QoS)也随之改变。此外,评估依赖轨迹的无线冲突计算开销大,难以构建足够响应的大型数字孪生在线测试平台。本文提出LUCID,一个由大语言模型代理协调的、上行感知的云机器人流水线,将TP-RRM从求解固定公式转变为在数字孪生环境中动态编排优化问题模板。基于操作者高层意图,LUCID将TP-RRM视为变量、目标和约束可动态配置的有界模板;同时,SimBridge通过将大规模机器人场景转换为无线就绪的数字孪生,实现重复射线追踪评估。结合无碰撞路径规划与谱半径RRM验证器,LUCID能识别无线瓶颈并即时重构问题框架以高效寻找可验证的可行状态。实验表明,LUCID能稳健适应意图、活跃机器人数量和场景的变化;多模态代理模型FastConfigNet进一步降低规划延迟。

原文摘要 · Abstract (English)

Cloud robotics relies on the timely uplink of high-volume sensing streams, yet dynamic environments continually shift the feasible combinations of trajectories, active-robot count, and per-robot QoS. Because existing approaches formulate trajectory planning (TP) and radio resource management (RRM) as a single fixed optimization problem, they cannot reconfigure these coupled decisions as conditions evolve, resulting in transient QoS violations. However, evolving operator intents change which quantities-such as the active-robot count and per-robot QoS-are fixed, optimized, or relaxed. Furthermore, the computational cost of evaluating trajectory-dependent wireless conflicts has made it difficult to build large-scale Digital-Twin-in-the-Loop (DITL) testbeds responsive enough for such dynamic orchestration. We present LUCID, an LLM-agent--orchestrated, uplink-aware cloud-robotics pipeline that moves TP--RRM from solving a fixed formulation to dynamically orchestrating optimization problem schemas within a DITL environment. Driven by the operator's high-level intent, LUCID treats the TP--RRM formulation as a bounded template whose variables, objectives, and constraints are dynamically configured, while SimBridge enables repeated ray-tracing evaluation by converting large-scale robotics scenes into wireless-ready DTs. By integrating collision-free path planning with a spectral-radius RRM validator, LUCID identifies wireless bottlenecks and restructures the problem schema on the fly to efficiently find the verified feasible state. Experiments confirm that LUCID robustly adapts to changing intents, active-robot counts, and scenes, while a multimodal surrogate model, FastConfigNet, reduces planning latency.

云机器人数字孪生动态调度QoS保障

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