KPConv-PyTorch

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How to upsample during the decoding stage

4

Hi Dr.HuguesTHOMAS,I have a problem that has been bothering me for quite a long time, how to upsample in the decoding stage, as shown by the red line in the...

SC-shendazt

Hello Hugues, From what I understand from your thesis and the code, an input normalization strategy (for example unit sphere normalization) is not necessary because of the grid-based input subsampling...

TobiasMascetta

Can point cloud upsampling downsampling be done during network forward pass?

3

Greate work in point cloud processing! I noticed that in your work, point cloud sampling and neighbor search is done before the data is fed into the network. I wonder...

liuzhy71

Train Val Split

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Hello, I'm using your S3DIS point cloud segmentation code to train a custom dataset. I have several questions for you: First, the training set is all the `all_splits`? Second, if...

Stone-sy

An error occurred while running train_S3DIS.py data preparation!

5

Hi THOMAS！thank you for your contribution! I met an error while running train_S3DIS as following: #### (pytorch) nky@nky-System-Product-Name:~/PycharmProjects/KPConv-pytorch$ python3 train_S3DIS.py Data Preparation **************** Preparing ply files Cloud Area_5 - Room...

yaoxingzhi

Thank you Thomas for your nice work. I tried the classification code on my data with few classes (eight classes) by converting my data to ModelNet40 structure. The train and...

shayannikoohemat

Costum Dataset regression task

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Good morning, I wanted to use this repo to perform a regression task on a bunch of pointclouds. My dataset then consists of pcd's with their regression score (between 0...

Pippo809

I downloaded the dataset again and completed the training and testing, but there was a problem. Open the Area_ 5. ply under the test result folder, the color displayed is...

yaoxingzhi

Point Cloud Density and V-RAM OOM

1

Hi Hugues, I have one further question about the flexibility of your model and its V-RAM usage. [Question] I am encountering heavily varying V-RAM usage and even mid-training OOM on...

TobiasMascetta

Parameters to change for bigger datasets

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Hi @HuguesTHOMAS , I am trying to run semantic segmentation using your code on a custom dataset which is similar to S3DIS but has fewer number of classes. But the...

arijitde92