Search Results for author: Qinhong Jiang

Found 12 papers, 6 papers with code

BEVDistill: Cross-Modal BEV Distillation for Multi-View 3D Object Detection

1 code implementation17 Nov 2022 Zehui Chen, Zhenyu Li, Shiquan Zhang, Liangji Fang, Qinhong Jiang, Feng Zhao

Instead of directly training a depth prediction network, we unify the image and LiDAR features in the Bird-Eye-View (BEV) space and adaptively transfer knowledge across non-homogenous representations in a teacher-student paradigm.

3D Object Detection Depth Estimation +4

Towards Model Generalization for Monocular 3D Object Detection

no code implementations23 May 2022 Zhenyu Li, Zehui Chen, Ang Li, Liangji Fang, Qinhong Jiang, Xianming Liu, Junjun Jiang

However, caused by severe domain gaps (e. g., the field of view (FOV), pixel size, and object size among datasets), Mono3D detectors have difficulty in generalization, leading to drastic performance degradation on unseen domains.

Autonomous Driving Monocular 3D Object Detection +3

SimIPU: Simple 2D Image and 3D Point Cloud Unsupervised Pre-Training for Spatial-Aware Visual Representations

1 code implementation9 Dec 2021 Zhenyu Li, Zehui Chen, Ang Li, Liangji Fang, Qinhong Jiang, Xianming Liu, Junjun Jiang, Bolei Zhou, Hang Zhao

To bridge this gap, we aim to learn a spatial-aware visual representation that can describe the three-dimensional space and is more suitable and effective for these tasks.

Contrastive Learning Unsupervised Pre-training

Monocular 3D Object Detection: An Extrinsic Parameter Free Approach

no code implementations CVPR 2021 Yunsong Zhou, Yuan He, Hongzi Zhu, Cheng Wang, Hongyang Li, Qinhong Jiang

Due to the lack of insight in industrial application, existing methods on open datasets neglect the camera pose information, which inevitably results in the detector being susceptible to camera extrinsic parameters.

Ranked #9 on Monocular 3D Object Detection on KITTI Cars Moderate (using extra training data)

Autonomous Driving Monocular 3D Object Detection +2

Multimodal Motion Prediction with Stacked Transformers

1 code implementation CVPR 2021 Yicheng Liu, Jinghuai Zhang, Liangji Fang, Qinhong Jiang, Bolei Zhou

Predicting multiple plausible future trajectories of the nearby vehicles is crucial for the safety of autonomous driving.

Autonomous Driving motion prediction

Dynamic and Static Context-aware LSTM for Multi-agent Motion Prediction

no code implementations ECCV 2020 Chaofan Tao, Qinhong Jiang, Lixin Duan, Ping Luo

Existing work addressed this challenge by either learning social spatial interactions represented by the positions of a group of pedestrians, while ignoring their temporal coherence (\textit{i. e.} dependencies between different long trajectories), or by understanding the complicated scene layout (\textit{e. g.} scene segmentation) to ensure safe navigation.

motion prediction Trajectory Prediction

TPNet: Trajectory Proposal Network for Motion Prediction

no code implementations CVPR 2020 Liangji Fang, Qinhong Jiang, Jianping Shi, Bolei Zhou

However, it remains difficult for these methods to provide multimodal predictions as well as integrate physical constraints such as traffic rules and movable areas.

Autonomous Driving motion prediction +1

Recursive Social Behavior Graph for Trajectory Prediction

no code implementations CVPR 2020 Jianhua Sun, Qinhong Jiang, Cewu Lu

Social interaction is an important topic in human trajectory prediction to generate plausible paths.

Trajectory Prediction

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