Publications (18)
An Enhanced Geometric-Spectral Feature Learning Framework for Airborne Multispectral Point Cloud Classification
Xian Li, Yanfeng, Yanfeng Gu +3
Multispectral point cloud (MPC) is composed of 3D spatial-spectral information, which holds tremendous potential for accurate land-cover classification. However, the representation…
EarthMapper: Visual Autoregressive Models for Controllable Bidirectional Satellite-Map Translation
Zhe Dong, Yuzhe Sun, Tianzhu Liu +2
Satellite imagery and maps, as two fundamental data modalities in remote sensing, offer direct observations of the Earth's surface and human-interpretable geographic abstractions,…
Sub-Footprint Effect Correction in FW-LiDAR Point Clouds via Intra-Footprint Target Unmixing
Zhen Xiao, Yanfeng Gu, Xian Li
Sub-footprint target mixing within a laser footprint significantly increases LiDAR intensity uncertainty, especially in complex environments where heterogeneous materials inside on…
ReLATE: Reliability-Guided Evidence Fusion for Robust UAV--Satellite cross-view Geo-Localization
Haochen Jiang, Jialei Pan, Yuzhe Sun +4
The paper introduces UAVSat-Deg, a large benchmark for evaluating UAV‑to‑satellite geo‑localization under various image degradations, and proposes ReLATE, a reliability‑guided feat…
Pillar-Voxel Fusion Network for 3D Object Detection in Airborne Hyperspectral Point Clouds
Yanze Jiang, Yanfeng Gu, Xian Li
Hyperspectral point clouds (HPCs) can simultaneously characterize 3D spatial and spectral information of ground objects, offering excellent 3D perception and target recognition cap…
CroBIM-U: Uncertainty-Driven Referring Remote Sensing Image Segmentation
Yuzhe Sun, Zhe Dong, Haochen Jiang +2
Referring remote sensing image segmentation aims to localize specific targets described by natural language within complex overhead imagery. However, due to extreme scale variation…
HieraRS: A Hierarchical Segmentation Paradigm for Remote Sensing Enabling Multi-Granularity Interpretation and Cross-Domain Transfer
Tianlong Ai, Tianzhu Liu, Haochen Jiang +1
Hierarchical land cover and land use (LCLU) classification aims to assign pixel-wise labels with multiple levels of semantic granularity to remote sensing (RS) imagery. However, ex…
DiffRIS: Enhancing Referring Remote Sensing Image Segmentation with Pre-trained Text-to-Image Diffusion Models
Zhe Dong, Yuzhe Sun, Tianzhu Liu +1
Referring remote sensing image segmentation (RRSIS) enables the precise delineation of regions within remote sensing imagery through natural language descriptions, serving critical…
Cross-Modal Bidirectional Interaction Model for Referring Remote Sensing Image Segmentation
Zhe Dong, Yuzhe Sun, Tianzhu Liu +2
Given a natural language expression and a remote sensing image, the goal of referring remote sensing image segmentation (RRSIS) is to generate a pixel-level mask of the target obje…
Learn Temporal Consistency For Robust Satellite Video Detector
Weilong Guo, Shengyang Li, Yanfeng Gu
Satellite video object detection (SVOD) for oriented and fine-grained objects plays an important role in satellite applications. Most existing SVOD methods only focus on one or a f…
Zoom-Refine: Boosting High-Resolution Multimodal Understanding via Localized Zoom and Self-Refinement
Xuan Yu, Dayan Guan, Yanfeng Gu
Multimodal Large Language Models (MLLM) often struggle to interpret high-resolution images accurately, where fine-grained details are crucial for complex visual understanding. We i…
CAMF-Det: Closure-Aware Multimodal Fusion for LiDAR-Camera 3D Object Detection on UAV Platforms
Yanze Jiang, Yanfeng Gu, Xian Li
Multimodal 3D object detection based on LiDAR and cameras has demonstrated excellent performance in ground-vehicle scenarios, but has not been explored for Unmanned Aerial Vehicle…
LPRnet: A self-supervised registration network for LiDAR and photogrammetric point clouds
Chen Wang, Yanfeng Gu, Xian Li
LiDAR and photogrammetry are active and passive remote sensing techniques for point cloud acquisition, respectively, offering complementary advantages and heterogeneous. Due to the…
Rethinking the Evaluation of Visible and Infrared Image Fusion
Dayan Guan, Yixuan Wu, Tianzhu Liu +2
Visible and Infrared Image Fusion (VIF) has garnered significant interest across a wide range of high-level vision tasks, such as object detection and semantic segmentation. Howeve…
PF-Trans: Physics-Embedded Frequency-Aware Transformer for Spectral Reconstruction
Yuzhe Gui, Tianzhu Liu, Yanfeng Gu +1
Snapshot Broadband Filter Array (BFA) imaging provides high light throughput for spectral reconstruction but introduces severe spectral aliasing due to complex modulation. Current…
Illumination-Invariant Anomaly Detection for Sub-Canopy UAV Multispectral Point Clouds
Likun Chen, Yanfeng Gu, Xian Li
Unmanned Aerial Vehicle (UAV) multispectral point clouds (MPC) provide high-dimensional spatial-spectral data for sub-canopy target detection; however, their efficacy is significan…
TV Subgradient-Guided Multi-Source Fusion for Spectral Imaging in Dual-Camera CASSI Systems
Weiqiang Zhao, Tianzhu Liu, Yuzhe Gui +2
Balancing spectral, spatial, and temporal resolutions is a key challenge in spectral imaging. The Dual-Camera Coded Aperture Snapshot Spectral Imaging (DC-CASSI) system alleviates…
PhyDAE: Physics-Guided Degradation-Adaptive Experts for All-in-One Remote Sensing Image Restoration
Zhe Dong, Yuzhe Sun, Haochen Jiang +2
Remote sensing images inevitably suffer from various degradation factors during acquisition, including atmospheric interference, sensor limitations, and imaging conditions. These c…