A Terrain-Constrained TIN Approach for High-Precision DEM Reconstruction Using UAV Point Clouds.

J Imaging · 2025 · PMC12842391 · PMID 41590892

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an increasing trendno p-value reported

Overall, as data density decreases, the RMSE values of all algorithms show an increasing trend, indicating a significant negative correlation between interpolation error and point cloud density.

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