What question did this study set out to answer?

This research aims to enhance 3D reconstruction techniques for large-scale open-pit mines by incorporating UAV data and advanced algorithms.

High-Fidelity 3D Reconstruction for Open-Pit Mine Digital Twins Using UAV Data and an Integrated 3D Gaussian Splatting Pipeline

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The framework integrates UAV data for high-fidelity 3D reconstruction in mining, indicating improved accuracy and efficiency.

This research aims to enhance 3D reconstruction techniques for large-scale open-pit mines by incorporating UAV data and advanced algorithms.
Developed an integrated air-ground multi-modal data acquisition system using UAVs equipped with LiDAR and cameras.
Utilized the 3D Gaussian Splatting architecture with optimizations for large scenes, including CityGaussianV2.
Implemented a divide-and-conquer parallel training strategy and geometric constraints to improve performance.
Achieved centimeter-level geometric accuracy in the 3D reconstruction.
Demonstrated real-time rendering with frame rates exceeding 60 FPS.
Achieved over 90% model storage compression rate.

Zhang et al. (2026) studied this question.

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