2 code implementations • 26 Jul 2022 • Hui-Xian Cheng, Xian-Feng Han, Guo-Qiang Xiao
Accurate and fast scene understanding is one of the challenging task for autonomous driving, which requires to take full advantage of LiDAR point clouds for semantic segmentation.
Ranked #9 on Robust 3D Semantic Segmentation on SemanticKITTI-C
no code implementations • 27 Apr 2021 • Xian-Feng Han, Zhang-Yue He, Jia Chen, Guo-Qiang Xiao
First, a point-wise feature pyramid module is introduced to hierarchically extract features from different scales or resolutions.
no code implementations • 27 Apr 2021 • Xian-Feng Han, Yi-Fei Jin, Hui-Xian Cheng, Guo-Qiang Xiao
Following the tremendous success of transformer in natural language processing and image understanding tasks, in this paper, we present a novel point cloud representation learning architecture, named Dual Transformer Network (DTNet), which mainly consists of Dual Point Cloud Transformer (DPCT) module.
no code implementations • 10 May 2019 • Xing Wang, Jun Wang, Carlotta Domeniconi, Guoxian Yu, Guo-Qiang Xiao, Maozu Guo
To ease this process, we consider diverse clusterings embedded in different subspaces, and analyze the embedding subspaces to shed light into the structure of each clustering.
no code implementations • 7 Feb 2018 • Xian-Feng Han, Shi-Jie Sun, Xiang-Yu Song, Guo-Qiang Xiao
The introduction of inexpensive 3D data acquisition devices has promisingly facilitated the wide availability and popularity of 3D point cloud, which attracts more attention to the effective extraction of novel 3D point cloud descriptors for accuracy of the efficiency of 3D computer vision tasks in recent years.