GAGCN

GAGCN: Generative Adversarial Graph Convolutional Network for 3D Point Cloud Semantic Segmentation

Key Contributions:

1. Proposed GCN with adversarial learning scheme in 3D point cloud segmentation
2. Utilized Embedding loss for adversarial learning
3. Proposed an effective way for 3D point cloud convolution
   

Results

Instance Average IoU

PointNet++	DGCNN	PointCNN	KPConv	Proposed witout Adv	Proposed with Adv
85.1	85.2	86.1	86.4	86.2	86.9

Class Average IoU

PointNet++	DGCNN	PointCNN	KPConv	Proposed witout Adv	Proposed with Adv
80.4	82.3	84.6	85.1	84.1	85.9

Package Installation

This code has been tested on:
ubuntu
torch == 1.7.1
torch-geometric == 1.7.0
torch-cluster == 1.5.9
torch-scatter == 2.0.6
torch-sparse == 0.6.9
torch-spline-conv == 1.2.1
open3d == 0.9.0