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  This repo contains the orthoimageries used to colorize point clouds in the [FRACTAL](https://huggingface.co/datasets/IGNF/FRACTAL) semantic segmentation dataset.
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- They are provided as is, in their original spatial resolution (0.2 m) and band order (near-infrared, red, green, blue).
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- They might be used for quick visual inspections of the FRACTAL's point clouds, or for more advanced use such as multimodal (2D-3D) deep learning training.
 
 
 
 
 
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  This repo contains the orthoimageries used to colorize point clouds in the [FRACTAL](https://huggingface.co/datasets/IGNF/FRACTAL) semantic segmentation dataset.
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+ They are provided as is, in their original size (50 x 50 m), spatial resolution (0.2 m, i.e. 250 x 250 pixels) and band order (near-infrared, red, green, blue).
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+ They might be used for quick visual inspections of the FRACTAL's point clouds, or for more advanced use such as multimodal (2D-3D) deep learning training.
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+ Note:
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+ - The files are ordered by filename. Inspecting a single zip archive is therefore not representative of the whole dataset.
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+ - The band order does not play nice with standard image softwares. Consider reordering band order and disabling the use of transparency in a GIS software like [QGis](https://www.qgis.org/fr/site/).