Search Results for author: Guangming Xiong

Found 6 papers, 6 papers with code

PC-NeRF: Parent-Child Neural Radiance Fields Using Sparse LiDAR Frames in Autonomous Driving Environments

1 code implementation14 Feb 2024 Xiuzhong Hu, Guangming Xiong, Zheng Zang, Peng Jia, Yuxuan Han, Junyi Ma

With extensive experiments, PC-NeRF is proven to achieve high-precision novel LiDAR view synthesis and 3D reconstruction in large-scale scenes.

3D Reconstruction 3D Scene Reconstruction +2

LCPR: A Multi-Scale Attention-Based LiDAR-Camera Fusion Network for Place Recognition

1 code implementation6 Nov 2023 Zijie Zhou, Jingyi Xu, Guangming Xiong, Junyi Ma

However, most existing multimodal place recognition methods only use limited field-of-view camera images, which leads to an imbalance between features from different modalities and limits the effectiveness of sensor fusion.

Autonomous Vehicles Sensor Fusion

PCPNet: An Efficient and Semantic-Enhanced Transformer Network for Point Cloud Prediction

1 code implementation16 Apr 2023 Zhen Luo, Junyi Ma, Zijie Zhou, Guangming Xiong

In this letter, we propose a novel efficient Transformer-based network to predict the future LiDAR point clouds exploiting the past point cloud sequences.

Autonomous Vehicles Decision Making +2

CVTNet: A Cross-View Transformer Network for Place Recognition Using LiDAR Data

1 code implementation3 Feb 2023 Junyi Ma, Guangming Xiong, Jingyi Xu, Xieyuanli Chen

LiDAR-based place recognition (LPR) is one of the most crucial components of autonomous vehicles to identify previously visited places in GPS-denied environments.

Autonomous Vehicles

SeqOT: A Spatial-Temporal Transformer Network for Place Recognition Using Sequential LiDAR Data

1 code implementation16 Sep 2022 Junyi Ma, Xieyuanli Chen, Jingyi Xu, Guangming Xiong

It uses multi-scale transformers to generate a global descriptor for each sequence of LiDAR range images in an end-to-end fashion.

Autonomous Vehicles

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