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    <title>📡 DDS on Elon&#39;s AD Insight</title>
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      <title>ROS/ROS2入门：自动驾驶中的通信中间件</title>
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      <description>ROS/ROS2是自动驾驶和机器人领域的行业标准中间件，但研究新手往往低估了它的重要性。本文从发布-订阅模型出发，讲解ROS2的核心概念（node/topic/service/action）、DDS通信中间件的QoS策略（reliability/durability/deadline）、TF坐标树与消息同步、rosbag的数据录制与回放，以及自动驾驶系统中常用的消息类型栈（sensor_msgs/nav_msgs/visualization_msgs）。</description>
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