MS23D: : A 3D Object Detection Method Using Multi-Scale Semantic Feature Points to Construct 3D Feature Layer

no code implementations • 31 Aug 2023 • Yongxin Shao, Aihong Tan, Binrui Wang, Tianhong Yan, Zhetao Sun, Yiyang Zhang, Jiaxin Liu

For feature points from shallow-level, we retain them on the object's surface to describe the geometric features of the object.

3D Object Detection Autonomous Driving +2

PV-SSD: A Multi-Modal Point Cloud Feature Fusion Method for Projection Features and Variable Receptive Field Voxel Features

no code implementations • 13 Aug 2023 • Yongxin Shao, Aihong Tan, Zhetao Sun, Enhui Zheng, Tianhong Yan, Peng Liao

This paper proposes a multi-modal point cloud feature fusion method for projection features and variable receptive field voxel features (PV-SSD) based on projection and variable voxelization to solve the information loss problem.

3D Object Detection Autonomous Driving +1