artofstate

The difference with spconv?

1

Hi! Have you compared with spconv in 3D convolution? Does it faster or more memory efficient? Looking forward to your recovery.Thanks!

the first epoch miou?

1

hello!,I rewrite the code with Pytorch,and when I train it , the miou of the first epoch only reached 27.1. Is it nomal?

undefined symbol: _ZNK2at10TensorBase8data_ptrIfEEPT_v

1

hi! when I run the train.py at line 88 mp.spawn(main_workers,nprocs=args.ngpus_per_node, args=(args.ngpus_per_node, args)),I got an error .Do you know how to solve it? ImportError: /home/xjw/anaconda3/envs/pointtransformer/lib/python3.7/site-packages/pointops-0.0.0-py3.7-linux-x86_64.egg/pointops_cuda.cpython-37m-x86_64-linux-gnu.so: undefined symbol: _ZNK2at10TensorBase8data_ptrIfEEPT_v

miou can not reach ideal result

3

Hi @qiqihaer ,Thanks for your code . I trained the network for 100 epochs ,but the mean iou only reached 48.1. Do you know the reason?

how to convert nv::Tensor lidar_points to pcl::PointCloud<pcl::PointXYZI>

2

Hi! Have u tried ROS to finish visualization ? I don't know how to convert them correctly.

Can't run the code

1

Hi @zhangcheng828 ,when I run main_cls.py and I can get nothing . I have found that there is something wrong when import some function,such from model.pvt import pvt and so...

关于处理自己的数据集

2

您好！请问README.md中的your_own_data_folder文件夹下的 calib指的是什么信息？若只有激光雷达一个传感器的话可以吗？