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Hi,there. I'm using Turtlebot3-Burger on Gazebo, with ROS-noetic on Ubuntu 20.04.I need to use laser data to estimate the distance to an obstacle . The problem is that When I...

./build_docker.sh error!

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Hello, thanks for sharing your awesome work. I'm a beginner about this field and this is the first time I learn about it. I have been troubled by the above...

缺少QDN的文件夹

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Hi，大佬 @Crawford-fang 非常感谢大佬可以公开自己的开源代码，我对于深度强化学习训练机器人非常感兴趣，我下载了您的代码，但是运行出现错误，如下： `/home/he/miniconda3/envs/rostorch/bin/python3.7 /home/he/turtlebot_ws/src/ROS_pytorch_RL/DQN/DQN2.py Traceback (most recent call last): File "/home/he/turtlebot_ws/src/ROS_pytorch_RL/DQN/DQN2.py", line 147, in dqn = DQN() # 令dqn=DQN类 File "/home/he/turtlebot_ws/src/ROS_pytorch_RL/DQN/DQN2.py", line 78, in __init__ checkpoint = torch.load("/home/ffd/QDN/model/" +...

Hi,man I have a question to ask about the GPS plug-in in gazebo. I downloaded the noetic version of Hector_ gazebo，catkin_ After make succeeds, I run the roslaunch file I...

Thank you very much for your wonderful work. But I have some questions now: When I run Python training_run.py, I then run roslaunch vehicle_simulator simulation_env. launch; Run roslaunch iplanner_dode iplanner_viz.launch...