{"collection":"grad-noise-175k","coord":"t19_x17_u4_b89","data":{"index":151619,"ordinal":"154979129","topo":"o2(x,o2(o1(x),x))","expression":"min(D,sub(cil(R),R))","image":"frame_expr-151619.png","measured":true,"step":92959,"globalStep":92959,"value_mean":-0.03241873160004616,"value_positive_fraction":0.425262451171875,"value_abs_mean":0.10617096722126007,"value_variance":0.013574228622019291,"value_stddev":0.11650849133729935,"value_min":-0.27195316553115845,"value_max":0.14541596174240112,"value_range":0.41736912727355957,"histogram_probability_sum":1,"histogram_entropy_bits":2.787980794906616,"gradient_energy_x":0.0019070107955485582,"gradient_energy_y":0.00003177688267896883,"gradient_magnitude_mean":0.03958951309323311,"gradient_axis_bias":0.967219889163971,"gradient_nonzero_flag":1,"laplacian_mean":0.00005908304956392385,"laplacian_energy":0.0003412525693420321,"laplacian_abs_mean":0.015698982402682304,"gradient_magnitude_variance":0.0003717973013408482,"gradient_magnitude_stddev":0.01928204670548439,"gradient_magnitude_cv":0.4870493412017822,"gradient_magnitude_max":0.08536440879106522,"gradient_energy_over_variance":0.142828568816185,"laplacian_energy_over_variance":0.025139739736914635,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.00376826710999012,"scale_diff2_mid":0.026075581088662148,"scale_diff2_far":0.003605365287512541,"scale_diff2_near_over_variance":0.27760452032089233,"scale_diff2_mid_over_variance":1.9209623336791992,"scale_diff2_far_over_variance":0.2656036913394928,"value_histogram":[[[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0.0043182373046875,0.0043182373046875,0.0043182373046875],[0.0851898193359375,0.0851898193359375,0.0851898193359375],[0.2156982421875,0.2156982421875,0.2156982421875],[0.1438140869140625,0.1438140869140625,0.1438140869140625],[0.12567138671875,0.12567138671875,0.12567138671875],[0.13323974609375,0.13323974609375,0.13323974609375],[0.161834716796875,0.161834716796875,0.161834716796875],[0.1302337646484375,0.1302337646484375,0.1302337646484375],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0]]],"scale_curve":[[[0.015625,0.00376826710999012,0.27760452032089233],[0.0625,0.026075581088662148,1.9209623336791992],[0.25,0.003605365287512541,0.2656036913394928]]]},"renderer":1,"first_seen":"2026-09-23T00:00:00.000Z","last_seen":"2026-09-23T00:00:00.000Z","sightings":[{"at":"2026-09-23T00:00:00.000Z","data":null}],"axes":"[\"19\",\"17\",\"4\",\"89\"]"}