{ "stem": "synthetic_city", "product": "rDSM", "units": "metres_above_ground", "height_min_m": 0.0, "height_max_m": 32.519554138183594, "height_mean_m": 4.762300491333008, "height_median_m": 0.1076187789440155, "frac_below_1m": 0.6897379557291666, "size_px": [ 384, 384 ], "scene": { "path": "synthetic", "width": 384, "height": 384, "gsd_m": 0.5, "gsd_source": "assumed", "georeferenced": false, "crs": null }, "note": "synthetic scene generated by viewer/make_sample.py \u2014 block heights are exact, so the probe read-out can be checked", "truth_blocks_m": [ 24.0, 11.0, 38.0, 8.0, 17.0, 6.0, 30.0, 13.5 ] }