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Weijia Chen

4 accepted papers

2024

LPFormer: LiDAR Pose Estimation Transformer with Multi-Task Network

ICRA 2024poster

Due to the difficulty of acquiring large-scale 3D human keypoint annotation, previous methods for 3D human pose estimation (HPE) have often relied on 2D image features and sequential 2D annotations. Furthermore, the training of these networks typically assumes the prediction of a human bounding box…

Cited by 11SourceScholar
2024

LiDARFormer: A Unified Transformer-based Multi-task Network for LiDAR Perception

ICRA 2024poster

There is a recent need in the LiDAR perception field for unifying multiple tasks in a single strong network with improved performance, as opposed to using separate networks for each task. In this paper, we introduce a new LiDAR multi-task learning paradigm based on the transformer. The proposed LiDA…

Cited by 10SourceScholar
2023

LidarMultiNet: Towards a Unified Multi-Task Network for LiDAR Perception

AAAI 2023technical

LiDAR-based 3D object detection, semantic segmentation, and panoptic segmentation are usually implemented in specialized networks with distinctive architectures that are difficult to adapt to each other. This paper presents LidarMultiNet, a LiDAR-based multi-task network that unifies these three maj…

Cited by 93SourcePDFScholar
2021

Point Set Voting for Partial Point Cloud Analysis

RA-L 2021

The continual improvement of 3D sensors has driven the development of algorithms to perform point cloud analysis. In fact, techniques for point cloud classification and segmentation have in recent years achieved incredible performance driven in part by leveraging large synthetic datasets. Unfortunat

Cited by 42SourceScholar