Search Results for author: Zhichao Li

Found 17 papers, 11 papers with code

Driving with Context: Online Map Matching for Complex Roads Using Lane Markings and Scenario Recognition

1 code implementation8 May 2025 Xin Bi, Zhichao Li, Yuxuan Xia, Panpan Tong, Lijuan Zhang, Yang Chen, Junsheng Fu

Our proposed method can achieve accurate map matching even in complex road networks by carefully leveraging lane markings and scenario recognition in the designing of the probability factors.

Lightning NeRF: Efficient Hybrid Scene Representation for Autonomous Driving

1 code implementation9 Mar 2024 Junyi Cao, Zhichao Li, Naiyan Wang, Chao Ma

Recent studies have highlighted the promising application of NeRF in autonomous driving contexts.

Autonomous Driving NeRF +1

Deep Planar Parallax for Monocular Depth Estimation

no code implementations9 Jan 2023 Haoqian Liang, Zhichao Li, Ya Yang, Naiyan Wang

Recent research has highlighted the utility of Planar Parallax Geometry in monocular depth estimation.

Autonomous Driving Depth Prediction +2

Prediction of GPU Failures Under Deep Learning Workloads

no code implementations27 Jan 2022 Heting Liu, Zhichao Li, Cheng Tan, Rongqiu Yang, Guohong Cao, Zherui Liu, Chuanxiong Guo

To improve the precision and stability of predictions, we propose several techniques, including parallel and cascade model-ensemble mechanisms and a sliding training method.

Deep Learning Prediction

SimpleTrack: Understanding and Rethinking 3D Multi-object Tracking

2 code implementations18 Nov 2021 Ziqi Pang, Zhichao Li, Naiyan Wang

3D multi-object tracking (MOT) has witnessed numerous novel benchmarks and approaches in recent years, especially those under the "tracking-by-detection" paradigm.

3D Multi-Object Tracking Management +1

Comparison between safety methods control barrier function vs. reachability analysis

no code implementations24 Jun 2021 Zhichao Li

This report aims to compare two safety methods: control barrier function and Hamilton-Jacobi reachability analysis.

Unsupervised Scale-consistent Depth Learning from Video

2 code implementations25 May 2021 Jia-Wang Bian, Huangying Zhan, Naiyan Wang, Zhichao Li, Le Zhang, Chunhua Shen, Ming-Ming Cheng, Ian Reid

We propose a monocular depth estimator SC-Depth, which requires only unlabelled videos for training and enables the scale-consistent prediction at inference time.

Monocular Depth Estimation Monocular Visual Odometry +1

LiDAR R-CNN: An Efficient and Universal 3D Object Detector

1 code implementation CVPR 2021 Zhichao Li, Feng Wang, Naiyan Wang

LiDAR-based 3D detection in point cloud is essential in the perception system of autonomous driving.

Autonomous Driving

Model-free Vehicle Tracking and State Estimation in Point Cloud Sequences

4 code implementations10 Mar 2021 Ziqi Pang, Zhichao Li, Naiyan Wang

The code and protocols for our benchmark and algorithm are available at https://github. com/TuSimple/LiDAR_SOT/.

Autonomous Driving Multi-Object Tracking +2

Safe Robot Navigation in Cluttered Environments using Invariant Ellipsoids and a Reference Governor

no code implementations14 May 2020 Zhichao Li, Thai Duong, Nikolay Atanasov

This paper considers the problem of safe autonomous navigation in unknown environments, relying on local obstacle sensing.

Systems and Control Robotics Systems and Control

DMLO: Deep Matching LiDAR Odometry

no code implementations8 Apr 2020 Zhichao Li, Naiyan Wang

LiDAR odometry is a fundamental task for various areas such as robotics, autonomous driving.

Autonomous Driving Pose Estimation

Unsupervised Scale-consistent Depth and Ego-motion Learning from Monocular Video

2 code implementations NeurIPS 2019 Jia-Wang Bian, Zhichao Li, Naiyan Wang, Huangying Zhan, Chunhua Shen, Ming-Ming Cheng, Ian Reid

To the best of our knowledge, this is the first work to show that deep networks trained using unlabelled monocular videos can predict globally scale-consistent camera trajectories over a long video sequence.

Camera Pose Estimation Depth And Camera Motion +2

BigDL: A Distributed Deep Learning Framework for Big Data

1 code implementation16 Apr 2018 Jason Dai, Yiheng Wang, Xin Qiu, Ding Ding, Yao Zhang, Yanzhang Wang, Xianyan Jia, Cherry Zhang, Yan Wan, Zhichao Li, Jiao Wang, Shengsheng Huang, Zhongyuan Wu, Yang Wang, Yuhao Yang, Bowen She, Dongjie Shi, Qi Lu, Kai Huang, Guoqiong Song

This paper presents BigDL (a distributed deep learning framework for Apache Spark), which has been used by a variety of users in the industry for building deep learning applications on production big data platforms.

Deep Learning Fraud Detection +2

Temporal Modeling Approaches for Large-scale Youtube-8M Video Understanding

1 code implementation14 Jul 2017 Fu Li, Chuang Gan, Xiao Liu, Yunlong Bian, Xiang Long, Yandong Li, Zhichao Li, Jie zhou, Shilei Wen

This paper describes our solution for the video recognition task of the Google Cloud and YouTube-8M Video Understanding Challenge that ranked the 3rd place.

Video Recognition Video Understanding

Dynamic Computational Time for Visual Attention

2 code implementations30 Mar 2017 Zhichao Li, Yi Yang, Xiao Liu, Feng Zhou, Shilei Wen, Wei Xu

We propose a dynamic computational time model to accelerate the average processing time for recurrent visual attention (RAM).

reinforcement-learning Reinforcement Learning +1

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