haduoken

---------------------------------------------------------------------------------------------------- | Required Info | | |---------------------------------|------------------------------------------- | | Camera Model | T265 | | Firmware Version | - | | Operating System & Version | - | | Kernel...

[Bug] 关于结构复杂的吐槽

3

### Prerequisite - [X] I have searched [Issues](https://github.com/open-mmlab/mmdetection3d/issues) and [Discussions](https://github.com/open-mmlab/mmdetection3d/discussions) but cannot get the expected help. - [X] I have read the [FAQ documentation](https://mmdetection3d.readthedocs.io/en/latest/notes/faq.html) but cannot get the expected help....

policy_old完全看不出作用

6

现在的数据流程是 1. policy_old = policy 2. 使用policy_old去交互，生成数据 3. 使用数据去更新policy模型 4. policy_old = policy 在这个流程中，policy_old完全没有作用，或者说代码中去掉policy_old，使用policy进行替代，最终的结果完全一致 所以这个真的是PPO么？？

can you explain the equation about "state reduction" for me

1


can't download the bag file, "File Not Found"!

5


a new way of backprob of C[Xb] instead of for loop

2

@karpathy when I'm watching your zero_to_hero serial in youtube (and I think it's awesome) I come up with an new idea of backprob of C[Xb], (I have reply in youtube...

the derivation about uncertainty of point p given the bearing uncertainty and range uncertainty

1

thanks for the great work you provide I read the 《Voxel Mapping 》 paper，and find the derivation hard to understand, and read the ref paper you provide，《Balm》and 《livox_cam_calib》paper. they all...

How to scale the cubic when simulation is running ?

1

I move from gazebo11, and why I can't scale my shapes ? any suggestion? currently I'm using Gazebo Harmonic