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In short there is no such feature in lidR and there is no plan for such addition in a close future. las and laz file are read with LASlib which does not have the capability to stream a remote file. Thus lidR cannot do it. However it does not mean you can't find some partial workarounds. Download only the header of the files This is something I already made....


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I tried naively to use nearest neighbors to separate the ground and the trees. I iteratively set a point to be a tree, ground, or other type of point. A point is a tree or ground point if a percentage of the k=10 nearest neighbors are tree or ground points. The percentage decreases with each iteration. The initial guess of trees are points with intensity <...


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