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Zehan Zheng

7 accepted papers

2026

Signal Structure-Aware Gaussian Splatting for Large-Scale Scene Reconstruction

ICLR 2026poster

3D Gaussian Splatting has demonstrated remarkable potential in novel view synthesis. In contrast to small-scale scenes, large-scale scenes inevitably contain sparsely observed regions with excessively sparse initial points. In this case, supervising Gaussians initialized from low-frequency sparse po…

Cited by 0SourceScholar
2025

Multimodal LiDAR-Camera Novel View Synthesis with Unified Pose-free Neural Fields

NeurIPS 2025poster

Pose-free Neural Radiance Field (NeRF) aims at novel view synthesis (NVS) without relying on accurate poses, exhibiting significant practical value. Image and LiDAR point cloud are two pivotal modalities in autonomous driving scenarios. While demonstrating impressive performance, single-modality pos…

Cited by 0SourceScholar
2024

GeoNLF: Geometry guided Pose-Free Neural LiDAR Fields

NeurIPS 2024poster

Although recent efforts have extended Neural Radiance Field (NeRF) into LiDAR point cloud synthesis, the majority of existing works exhibit a strong dependence on precomputed poses. However, point cloud registration methods struggle to achieve precise global pose estimation, whereas previous pose-fr…

Cited by 0SourcePDFScholar
2024

LiDAR4D: Dynamic Neural Fields for Novel Space-time View LiDAR Synthesis

CVPR 2024poster

Although neural radiance fields (NeRFs) have achieved triumphs in image novel view synthesis (NVS) LiDAR NVS remains largely unexplored. Previous LiDAR NVS methods employ a simple shift from image NVS methods while ignoring the dynamic nature and the large-scale reconstruction problem of LiDAR point…

2024

RCDN: Towards Robust Camera-Insensitivity Collaborative Perception via Dynamic Feature-based 3D Neural Modeling

NeurIPS 2024poster

Collaborative perception is dedicated to tackling the constraints of single-agent perception, such as occlusions, based on the multiple agents' multi-view sensor inputs. However, most existing works assume an ideal condition that all agents' multi-view cameras are continuously available. In reality,…

Cited by 2SourcePDFScholar
2023

NeuralPCI: Spatio-Temporal Neural Field for 3D Point Cloud Multi-Frame Non-Linear Interpolation

CVPR 2023poster

In recent years, there has been a significant increase in focus on the interpolation task of computer vision. Despite the tremendous advancement of video interpolation, point cloud interpolation remains insufficiently explored. Meanwhile, the existence of numerous nonlinear large motions in real-wor…

2022

PersFormer: 3D Lane Detection via Perspective Transformer and the OpenLane Benchmark

ECCV 2022poster

"Methods for 3D lane detection have been recently proposed to address the issue of inaccurate lane layouts in many autonomous driving scenarios (uphill/downhill, bump, etc.). Previous work struggled in complex cases due to their simple designs of the spatial transformation between front view and bir…