Search Results for author: Jianqiang Wang

Found 22 papers, 7 papers with code

Neural Radiance Field in Autonomous Driving: A Survey

no code implementations22 Apr 2024 Lei He, Leheng Li, Wenchao Sun, Zeyu Han, Yichen Liu, Sifa Zheng, Jianqiang Wang, Keqiang Li

To the best of our knowledge, this is the first survey specifically focused on the applications of NeRF in the Autonomous Driving domain.

3D Reconstruction Autonomous Driving +2

PreGSU-A Generalized Traffic Scene Understanding Model for Autonomous Driving based on Pre-trained Graph Attention Network

no code implementations16 Apr 2024 Yuning Wang, Zhiyuan Liu, Haotian Lin, Junkai Jiang, Shaobing Xu, Jianqiang Wang

In this study, we propose PreGSU, a generalized pre-trained scene understanding model based on graph attention network to learn the universal interaction and reasoning of traffic scenes to support various downstream tasks.

Autonomous Driving Feature Engineering +4

UniLiDAR: Bridge the domain gap among different LiDARs for continual learning

no code implementations13 Mar 2024 Zikun Xu, Jianqiang Wang, Shaobing Xu

To this end, this paper proposes UniLiDAR, an occupancy prediction pipeline that leverages geometric realignment and semantic label mapping to facilitate multiple datasets training and mitigate performance degradation during deployment on heterogeneous platforms.

Continual Learning

Cloud Control of Connected Vehicle under Bi-directional Time-varying delay: An Application of Predictor-observer Structured Controller

no code implementations5 Sep 2023 Ji-An Pan, Qing Xu, Keqiang Li, Chunying Yang, Jianqiang Wang

This article is devoted to addressing the cloud control of connected vehicles, specifically focusing on analyzing the effect of bi-directional communication-induced delays.

Information Flow Topology in Mixed Traffic: A Comparative Study between "Looking Ahead" and "Looking Behind"

no code implementations4 Sep 2023 Shuai Li, Haotian Zheng, Jiawei Wang, Chaoyi Chen, Qing Xu, Jianqiang Wang, Keqiang Li

In mixed traffic where human-driven vehicles (HDVs) also exist, existing research mostly focuses on "looking ahead" (i. e., the CAVs receive information from preceding vehicles) strategies for CAVs, while recent work reveals that "looking behind" (i. e., the CAVs receive information from their rear vehicles) strategies might provide more possibilities for CAV longitudinal control.

A Survey on Datasets for Decision-making of Autonomous Vehicle

no code implementations29 Jun 2023 Yuning Wang, Zeyu Han, Yining Xing, Shaobing Xu, Jianqiang Wang

Autonomous vehicles (AV) are expected to reshape future transportation systems, and decision-making is one of the critical modules toward high-level automated driving.

Autonomous Vehicles Decision Making

4D Millimeter-Wave Radar in Autonomous Driving: A Survey

no code implementations7 Jun 2023 Zeyu Han, Jiahao Wang, Zikun Xu, Shuocheng Yang, Lei He, Shaobing Xu, Jianqiang Wang, Keqiang Li

In an effort to bridge this gap and stimulate future research, this paper presents an exhaustive survey on the utilization of 4D mmWave radar in autonomous driving.

Autonomous Driving Point Cloud Generation

Lossless Point Cloud Attribute Compression Using Cross-scale, Cross-group, and Cross-color Prediction

no code implementations22 Mar 2023 Jianqiang Wang, Dandan Ding, Zhan Ma

With this aim, we extensively exploit cross-scale, cross-group, and cross-color correlations of point cloud attribute to ensure accurate probability estimation and thus high coding efficiency.

Attribute

Dynamic Point Cloud Geometry Compression Using Multiscale Inter Conditional Coding

no code implementations28 Jan 2023 Jianqiang Wang, Dandan Ding, Hao Chen, Zhan Ma

This work extends the Multiscale Sparse Representation (MSR) framework developed for static Point Cloud Geometry Compression (PCGC) to support the dynamic PCGC through the use of multiscale inter conditional coding.

CARNet:Compression Artifact Reduction for Point Cloud Attribute

no code implementations17 Sep 2022 Dandan Ding, Junzhe Zhang, Jianqiang Wang, Zhan Ma

A learning-based adaptive loop filter is developed for the Geometry-based Point Cloud Compression (G-PCC) standard to reduce attribute compression artifacts.

Attribute

Efficient LiDAR Point Cloud Geometry Compression Through Neighborhood Point Attention

no code implementations26 Aug 2022 Ruixiang Xue, Jianqiang Wang, Zhan Ma

Although convolutional representation of multiscale sparse tensor demonstrated its superior efficiency to accurately model the occupancy probability for the compression of geometry component of dense object point clouds, its capacity for representing sparse LiDAR point cloud geometry (PCG) was largely limited.

Sparse Tensor-based Point Cloud Attribute Compression

1 code implementation3 Apr 2022 Jianqiang Wang, Zhan Ma

Recently, numerous learning-based compression methods have been developed with outstanding performance for the coding of the geometry information of point clouds.

Attribute

Experimental Validation of Multi-lane Formation Control for Connected and Automated Vehicles in Multiple Scenarios

no code implementations1 Dec 2021 Mengchi Cai, Qing Xu, Chunying Yang, Jianghong Dong, Chaoyi Chen, Jiawei Wang, Jianqiang Wang, Keqiang Li

Formation control methods of connected and automated vehicles have been proposed to smoothly switch the structure of vehicular formations in different scenarios.

Multi-vehicle experiment platform: A Digital Twin Realization Method

no code implementations25 Oct 2021 Chunying Yang, Jianghong Dong, Qing Xu, Mengchi Cai, Hongmao Qin, Jianqiang Wang, Keqiang Li

To confirm effectiveness of this method, a prototype system is developed, which consists of sand table testbed, its twin system and cloud.

CATRO: Channel Pruning via Class-Aware Trace Ratio Optimization

no code implementations21 Oct 2021 Wenzheng Hu, Zhengping Che, Ning Liu, Mingyang Li, Jian Tang, ChangShui Zhang, Jianqiang Wang

Deep convolutional neural networks are shown to be overkill with high parametric and computational redundancy in many application scenarios, and an increasing number of works have explored model pruning to obtain lightweight and efficient networks.

Multi-lane Unsignalized Intersection Cooperation with Flexible Lane Direction based on Multi-vehicle Formation Control

3 code implementations25 Aug 2021 Mengchi Cai, Qing Xu, Chaoyi Chen, Jiawei Wang, Keqiang Li, Jianqiang Wang, Xiangbin Wu

Unsignalized intersection cooperation of connected and automated vehicles (CAVs) is able to eliminate green time loss of signalized intersections and improve traffic efficiency.

Multiscale Point Cloud Geometry Compression

3 code implementations7 Nov 2020 Jianqiang Wang, Dandan Ding, Zhu Li, Zhan Ma

Recent years have witnessed the growth of point cloud based applications because of its realistic and fine-grained representation of 3D objects and scenes.

Attribute

Learned Point Cloud Geometry Compression

2 code implementations26 Sep 2019 Jianqiang Wang, Hao Zhu, Zhan Ma, Tong Chen, Haojie Liu, Qiu Shen

This paper presents a novel end-to-end Learned Point Cloud Geometry Compression (a. k. a., Learned-PCGC) framework, to efficiently compress the point cloud geometry (PCG) using deep neural networks (DNN) based variational autoencoders (VAE).

Surface Reconstruction

Combining Deep Reinforcement Learning and Safety Based Control for Autonomous Driving

1 code implementation1 Dec 2016 Xi Xiong, Jianqiang Wang, Fang Zhang, Keqiang Li

Combining deep reinforcement learning and safety based control can get good performance for self-driving and collision avoidance.

Robotics

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