37 citations · 79 across the 13 of their papers we have counts for
14 papers · 1 filter
3D Gaussian Splatting for Fine-grained Urban Scene Reconstruction via Semantic-guided Density Control and Loss Design
Yueling Liao, San Jiang, Xing Zhang +1
3D Gaussian Splatting (3DGS) has been becoming a promising 3D reconstruction technique because of its advantage of high-fidelity rendering effect with high efficiency. However, it…
Robust structure from motion for aerial-ground images via detector-free feature matching and multi-view track refinement
San Jiang, Hui Wang, Xing Zhang +5
Integrated 3D reconstruction from aerial-ground images is essential for generating high-precision urban 3D models, yet severe variations in viewpoint, scale, and rotation make robu…
Aerial-Ground Image Feature Matching via 3D Gaussian Splatting-based Intermediate View Rendering
Jiangxue Yu, Hui Wang, San Jiang +3
The integration of aerial and ground images has been a promising solution in 3D modeling of complex scenes, which is seriously restricted by finding reliable correspondences. The p…
SuperMapNet for Long-Range and High-Accuracy Vectorized HD Map Construction
Ruqin Zhou, Chenguang Dai, Wanshou Jiang +3
Vectorized HD map is essential for autonomous driving. Remarkable work has been achieved in recent years, but there are still major issues: (1) in the generation of the BEV feature…
UAVPairs: A Challenging Benchmark for Match Pair Retrieval of Large-scale UAV Images
Junhuan Liu, San Jiang, Wei Ge +3
The primary contribution of this paper is a challenging benchmark dataset, UAVPairs, and a training pipeline designed for match pair retrieval of large-scale UAV images. First, the…
Efficient feature matching for UAV images based on compact GPU data scheduling
San Jiang, Kan You, Ruqin Zhou +3
Feature matching dominates the time costs in structure from motion (SfM). The primary contribution of this study is a GPU data schedule algorithm for efficient feature matching of…
Efficient Match Pair Retrieval for Large-scale UAV Images via Graph Indexed Global Descriptor
San Jiang, Yichen Ma, Qingquan Li +4
SfM (Structure from Motion) has been extensively used for UAV (Unmanned Aerial Vehicle) image orientation. Its efficiency is directly influenced by feature matching. Although image…
3D Reconstruction of Spherical Images based on Incremental Structure from Motion
San Jiang, Kan You, Yaxin Li +2
3D reconstruction plays an increasingly important role in modern photogrammetric systems. Conventional satellite or aerial-based remote sensing (RS) platforms can provide the neces…
3D reconstruction from spherical images: A review of techniques, applications, and prospects
San Jiang, Yaxin Li, Duojie Weng +2
3D reconstruction plays an increasingly important role in modern photogrammetric systems. Conventional satellite or aerial-based remote sensing (RS) platforms can provide the neces…
Optimized Views Photogrammetry: Precision Analysis and A Large-scale Case Study in Qingdao
Qingquan Li, Wenshuai Yu, San Jiang
UAVs have become one of the widely used remote sensing platforms and played a critical role in the construction of smart cities. However, due to the complex environment in urban sc…
Parallel Structure from Motion for UAV Images via Weighted Connected Dominating Set
San Jiang, Qingquan Li, Wanshou Jiang +1
Incremental Structure from Motion (ISfM) has been widely used for UAV image orientation. Its efficiency, however, decreases dramatically due to the sequential constraint. Although…
WHU-Stereo: A Challenging Benchmark for Stereo Matching of High-Resolution Satellite Images
Shenhong Li, Sheng He, San Jiang +2
Stereo matching of high-resolution satellite images (HRSI) is still a fundamental but challenging task in the field of photogrammetry and remote sensing. Recently, deep learning (D…
Hierarchical Motion Consistency Constraint for Efficient Geometrical Verification in UAV Image Matching
San Jiang, Wanshou Jiang
This paper proposes a strategy for efficient geometrical verification in unmanned aerial vehicle (UAV) image matching. First, considering the complex transformation model between c…
Efficient Structure from Motion for Oblique UAV Images Based on Maximal Spanning Tree Expansions
San Jiang, Wanshou Jiang
The primary contribution of this paper is an efficient Structure from Motion (SfM) solution for oblique unmanned aerial vehicle (UAV) images. First, an algorithm, considering spati…