Search Results for author: Wenxian Yu

Found 13 papers, 5 papers with code

NeRF-LOAM: Neural Implicit Representation for Large-Scale Incremental LiDAR Odometry and Mapping

1 code implementation19 Mar 2023 Junyuan Deng, Xieyuanli Chen, Songpengcheng Xia, Zhen Sun, Guoqing Liu, Wenxian Yu, Ling Pei

To bridge this gap, in this paper, we propose a novel NeRF-based LiDAR odometry and mapping approach, NeRF-LOAM, consisting of three modules neural odometry, neural mapping, and mesh reconstruction.

FeatureBooster: Boosting Feature Descriptors with a Lightweight Neural Network

1 code implementation28 Nov 2022 Xinjiang Wang, Zeyu Liu, Yu Hu, Wei Xi, Wenxian Yu, Danping Zou

We introduce a lightweight network to improve descriptors of keypoints within the same image.

Visual Localization

Multi-level Contrast Network for Wearables-based Joint Activity Segmentation and Recognition

no code implementations16 Aug 2022 Songpengcheng Xia, Lei Chu, Ling Pei, Wenxian Yu, Robert C. Qiu

Human activity recognition (HAR) with wearables is promising research that can be widely adopted in many smart healthcare applications.

Activity Prediction Human Activity Recognition

M2DGR: A Multi-sensor and Multi-scenario SLAM Dataset for Ground Robots

1 code implementation19 Dec 2021 Jie Yin, Ang Li, Tao Li, Wenxian Yu, Danping Zou

We introduce M2DGR: a novel large-scale dataset collected by a ground robot with a full sensor-suite including six fish-eye and one sky-pointing RGB cameras, an infrared camera, an event camera, a Visual-Inertial Sensor (VI-sensor), an inertial measurement unit (IMU), a LiDAR, a consumer-grade Global Navigation Satellite System (GNSS) receiver and a GNSS-IMU navigation system with real-time kinematic (RTK) signals.

StructDepth: Leveraging the structural regularities for self-supervised indoor depth estimation

1 code implementation ICCV 2021 Boying Li, Yuan Huang, Zeyu Liu, Danping Zou, Wenxian Yu

Inspired by the early works on indoor modeling, we leverage the structural regularities exhibited in indoor scenes, to train a better depth network.

Monocular Depth Estimation

A Pose-only Solution to Visual Reconstruction and Navigation

no code implementations2 Mar 2021 Qi Cai, Lilian Zhang, Yuanxin Wu, Wenxian Yu, Dewen Hu

Visual navigation and three-dimensional (3D) scene reconstruction are essential for robotics to interact with the surrounding environment.

3D Scene Reconstruction Motion Estimation +1

MARS: Mixed Virtual and Real Wearable Sensors for Human Activity Recognition with Multi-Domain Deep Learning Model

no code implementations20 Sep 2020 Ling Pei, Songpengcheng Xia, Lei Chu, Fanyi Xiao, Qi Wu, Wenxian Yu, Robert Qiu

Together with the rapid development of the Internet of Things (IoT), human activity recognition (HAR) using wearable Inertial Measurement Units (IMUs) becomes a promising technology for many research areas.

Human Activity Recognition Transfer Learning

Attention-SLAM: A Visual Monocular SLAM Learning from Human Gaze

1 code implementation15 Sep 2020 Jinquan Li, Ling Pei, Danping Zou, Songpengcheng Xia, Qi Wu, Tao Li, Zhen Sun, Wenxian Yu

This paper proposes a novel simultaneous localization and mapping (SLAM) approach, namely Attention-SLAM, which simulates human navigation mode by combining a visual saliency model (SalNavNet) with traditional monocular visual SLAM.

Simultaneous Localization and Mapping

A Deep Learning Method for Complex Human Activity Recognition Using Virtual Wearable Sensors

no code implementations4 Mar 2020 Fanyi Xiao, Ling Pei, Lei Chu, Danping Zou, Wenxian Yu, Yifan Zhu, Tao Li

The experimental results show that the proposed method can surprisingly converge in a few iterations and achieve an accuracy of 91. 15% on a real IMU dataset, demonstrating the efficiency and effectiveness of the proposed method.

Human Activity Recognition Transfer Learning

TextSLAM: Visual SLAM with Planar Text Features

no code implementations26 Nov 2019 Boying Li, Danping Zou, Daniele Sartori, Ling Pei, Wenxian Yu

We propose to integrate text objects in man-made scenes tightly into the visual SLAM pipeline.

Scene Understanding

General Method for Prime-point Cyclic Convolution over the Real Field

no code implementations9 May 2019 Qi Cai, Tsung-Ching Lin, Yuanxin Wu, Wenxian Yu, Trieu-Kien Truong

A general and fast method is conceived for computing the cyclic convolution of n points, where n is a prime number.

StructVIO : Visual-inertial Odometry with Structural Regularity of Man-made Environments

no code implementations16 Oct 2018 Danping Zou, Yuanxin Wu, Ling Pei, Haibin Ling, Wenxian Yu

Instead of using Manhattan world assumption, we use Atlanta world model to describe such regularity.

Robotics

Cannot find the paper you are looking for? You can Submit a new open access paper.