Search Results for author: Wenchao Ding

Found 15 papers, 4 papers with code

O2V-Mapping: Online Open-Vocabulary Mapping with Neural Implicit Representation

no code implementations10 Apr 2024 Muer Tie, Julong Wei, Zhengjun Wang, Ke wu, Shansuai Yuan, Kaizhao Zhang, Jie Jia, Jieru Zhao, Zhongxue Gan, Wenchao Ding

Online construction of open-ended language scenes is crucial for robotic applications, where open-vocabulary interactive scene understanding is required.

Image Segmentation Object +4

HGS-Mapping: Online Dense Mapping Using Hybrid Gaussian Representation in Urban Scenes

no code implementations29 Mar 2024 Ke wu, Kaizhao Zhang, Zhiwei Zhang, Shanshuai Yuan, Muer Tie, Julong Wei, Zijun Xu, Jieru Zhao, Zhongxue Gan, Wenchao Ding

However, integrating 3DGS into a street-view dense mapping framework still faces two challenges, including incomplete reconstruction due to the absence of geometric information beyond the LiDAR coverage area and extensive computation for reconstruction in large urban scenes.

Autonomous Vehicles Scene Understanding

DeepPointMap: Advancing LiDAR SLAM with Unified Neural Descriptors

no code implementations5 Dec 2023 Xiaze Zhang, Ziheng Ding, Qi Jing, Yuejie Zhang, Wenchao Ding, Rui Feng

Point clouds have shown significant potential in various domains, including Simultaneous Localization and Mapping (SLAM).

Simultaneous Localization and Mapping

OpenAnnotate3D: Open-Vocabulary Auto-Labeling System for Multi-modal 3D Data

no code implementations20 Oct 2023 Yijie Zhou, Likun Cai, Xianhui Cheng, Zhongxue Gan, xiangyang xue, Wenchao Ding

In the era of big data and large models, automatic annotating functions for multi-modal data are of great significance for real-world AI-driven applications, such as autonomous driving and embodied AI.

Autonomous Driving

Fast Segment Anything

1 code implementation21 Jun 2023 Xu Zhao, Wenchao Ding, Yongqi An, Yinglong Du, Tao Yu, Min Li, Ming Tang, Jinqiao Wang

In this paper, we propose a speed-up alternative method for this fundamental task with comparable performance.

Edge Detection Image Segmentation +6

FlowMap: Path Generation for Automated Vehicles in Open Space Using Traffic Flow

no code implementations2 May 2023 Wenchao Ding, Jieru Zhao, Yubin Chu, Haihui Huang, Tong Qin, Chunjing Xu, Yuxiang Guan, Zhongxue Gan

However, how to cognize the ``road'' for automated vehicles where there is no well-defined ``roads'' remains an open problem.

FP-Stereo: Hardware-Efficient Stereo Vision for Embedded Applications

no code implementations5 Jun 2020 Jieru Zhao, Tingyuan Liang, Liang Feng, Wenchao Ding, Sharad Sinha, Wei zhang, Shaojie Shen

To reduce the design effort and achieve the right balance, we propose FP-Stereo for building high-performance stereo matching pipelines on FPGAs automatically.

C++ code Depth Estimation +1

PiP: Planning-informed Trajectory Prediction for Autonomous Driving

1 code implementation ECCV 2020 Haoran Song, Wenchao Ding, Yuxuan Chen, Shaojie Shen, Michael Yu Wang, Qifeng Chen

Moreover, our approach enables a novel pipeline which couples the prediction and planning, by conditioning PiP on multiple candidate trajectories of the ego vehicle, which is highly beneficial for autonomous driving in interactive scenarios.

Autonomous Driving Future prediction +1

Efficient Uncertainty-aware Decision-making for Automated Driving Using Guided Branching

2 code implementations5 Mar 2020 Lu Zhang, Wenchao Ding, Jing Chen, Shaojie Shen

Decision-making in dense traffic scenarios is challenging for automated vehicles (AVs) due to potentially stochastic behaviors of other traffic participants and perception uncertainties (e. g., tracking noise and prediction errors, etc.).

Robotics

An Efficient B-spline-Based Kinodynamic Replanning Framework for Quadrotors

no code implementations24 Jun 2019 Wenchao Ding, Wenliang Gao, Kaixuan Wang, Shaojie Shen

Our framework starts with an efficient B-spline-based kinodynamic (EBK) search algorithm which finds a feasible trajectory with minimum control effort and time.

Motion Planning

Safe Trajectory Generation for Complex Urban Environments Using Spatio-temporal Semantic Corridor

2 code implementations24 Jun 2019 Wenchao Ding, Lu Zhang, Jing Chen, Shaojie Shen

Planning safe trajectories for autonomous vehicles in complex urban environments is challenging since there are numerous semantic elements (such as dynamic agents, traffic lights and speed limits) to consider.

Autonomous Vehicles Benchmarking

Predicting Vehicle Behaviors Over An Extended Horizon Using Behavior Interaction Network

no code implementations3 Mar 2019 Wenchao Ding, Jing Chen, Shaojie Shen

In this paper, we uncover that clues to vehicle behaviors over an extended horizon can be found in vehicle interaction, which makes it possible to anticipate the likelihood of a certain behavior, even in the absence of any clear maneuver pattern.

Autonomous Vehicles

Online Vehicle Trajectory Prediction using Policy Anticipation Network and Optimization-based Context Reasoning

no code implementations3 Mar 2019 Wenchao Ding, Shaojie Shen

In this paper, we present an online two-level vehicle trajectory prediction framework for urban autonomous driving where there are complex contextual factors, such as lane geometries, road constructions, traffic regulations and moving agents.

Autonomous Driving Trajectory Prediction

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