PCT

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Visualization

1

Thanks for your great job! Here, I still do not understand the steps you mentioned： (1) Choose query point I. (2)Convert the value of attention A[i,j] to the depth of...

suyukun666

i found there haven't any describe about how the local feature embedding layer combine with the SA layer, what is the final PCT architecture like?

littlelittlebin

Model Question

2

Hi, thanks for your wonderful work. And I have some questions about models in /networks/cls/pct.py. 1. Does `Point_Transformer` on 86 line corresponds to a model without neighbor embedding? 2. Does...

marshzero

Segmentation model detail

1

Hello, thank you for releasing the code! I was wondering if you could tell me the model size (MB) and the number of parameters for PCT-2L and PCT-3L? Thank you!

edshkim98

Hi, Thanks for releasing the code. Can you release the PCT code for the PartSeg or simply show the parameters of each layer, please? Best

a14en9

How is the positional embedding implemented?

3

Hi, I want to ask how is positional embedding implemented in the model? xyz = self.pos_xyz(xyz) but there isn't self.pos_xyz given

YifanDengWHU

Hi, thank you for releasing the code! However, I could not find the details of the `CosineAnnealingLR`. Could you tell me how to set `T_max` and other attributes for this...

sangyx

About the license

1

Dear authors, Thank you for sharing your code and contributions. I would like to use your code in my project, while there is no LICENSE present in your repository. May...

haotian-liu

Question about training

1

Hello Guo! I found that much more epochs were needed in part_seg task when I replaced the model in Pointnet++ with PCT. (Pointnet++ code from https://github.com/yanx27/Pointnet_Pointnet2_pytorch) Pointnet++ needs less than...

xinze98

when run pct ```python self.sa1 = SA_Layer(channels) File "/home/ssd/zjl/zjl/point/PointCloudLib/networks/cls/pct.py", line 205, in __init__ self.q_conv.conv.weight = self.k_conv.conv.weight AttributeError: 'Conv1d' object has no attribute 'conv' ```

cuge1995