{"collection":"grad-noise-175k","coord":"t18_x38_u0_b163","data":{"index":128167,"ordinal":"147706219","topo":"o2(x,o2(x,o2(x,x)))","expression":"sub(D,div(D,dot(P,R)))","image":"frame_expr-128167.png","measured":true,"step":53743,"globalStep":53743,"value_mean":-0.006861912552267313,"value_positive_fraction":0.495391845703125,"value_abs_mean":0.25124767422676086,"value_variance":0.1455300897359848,"value_stddev":0.3814840614795685,"value_min":-1,"value_max":1,"value_range":2,"histogram_probability_sum":1,"histogram_entropy_bits":4.106898784637451,"gradient_energy_x":0.012795745395123959,"gradient_energy_y":0.00392075115814805,"gradient_magnitude_mean":0.07274015247821808,"gradient_axis_bias":0.5309122800827026,"gradient_nonzero_flag":1,"laplacian_mean":0.00020430060976650566,"laplacian_energy":0.015876660123467445,"laplacian_abs_mean":0.03617486730217934,"gradient_magnitude_variance":0.011425849981606007,"gradient_magnitude_stddev":0.10689176619052887,"gradient_magnitude_cv":1.4695014953613281,"gradient_magnitude_max":2.8284270763397217,"gradient_energy_over_variance":0.11486626416444778,"laplacian_energy_over_variance":0.10909537971019745,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.03365219011902809,"scale_diff2_mid":0.24989254772663116,"scale_diff2_far":0.35737088322639465,"scale_diff2_near_over_variance":0.2312387079000473,"scale_diff2_mid_over_variance":1.7171194553375244,"scale_diff2_far_over_variance":2.4556493759155273,"value_histogram":[[[0.0487823486328125,0.0487823486328125,0.0487823486328125],[0.00250244140625,0.00250244140625,0.00250244140625],[0.0025634765625,0.0025634765625,0.0025634765625],[0.00384521484375,0.00384521484375,0.00384521484375],[0.0041656494140625,0.0041656494140625,0.0041656494140625],[0.0045928955078125,0.0045928955078125,0.0045928955078125],[0.006317138671875,0.006317138671875,0.006317138671875],[0.0081329345703125,0.0081329345703125,0.0081329345703125],[0.0094451904296875,0.0094451904296875,0.0094451904296875],[0.012451171875,0.012451171875,0.012451171875],[0.0151214599609375,0.0151214599609375,0.0151214599609375],[0.0266265869140625,0.0266265869140625,0.0266265869140625],[0.046356201171875,0.046356201171875,0.046356201171875],[0.08160400390625,0.08160400390625,0.08160400390625],[0.1089935302734375,0.1089935302734375,0.1089935302734375],[0.1229248046875,0.1229248046875,0.1229248046875],[0.1238861083984375,0.1238861083984375,0.1238861083984375],[0.10272216796875,0.10272216796875,0.10272216796875],[0.082183837890625,0.082183837890625,0.082183837890625],[0.047119140625,0.047119140625,0.047119140625],[0.0255279541015625,0.0255279541015625,0.0255279541015625],[0.0154571533203125,0.0154571533203125,0.0154571533203125],[0.012969970703125,0.012969970703125,0.012969970703125],[0.009613037109375,0.009613037109375,0.009613037109375],[0.0083465576171875,0.0083465576171875,0.0083465576171875],[0.0074920654296875,0.0074920654296875,0.0074920654296875],[0.00579833984375,0.00579833984375,0.00579833984375],[0.0059356689453125,0.0059356689453125,0.0059356689453125],[0.0044403076171875,0.0044403076171875,0.0044403076171875],[0.0035858154296875,0.0035858154296875,0.0035858154296875],[0.0037078857421875,0.0037078857421875,0.0037078857421875],[0.0367889404296875,0.0367889404296875,0.0367889404296875]]],"scale_curve":[[[0.015625,0.03365219011902809,0.2312387079000473],[0.0625,0.24989254772663116,1.7171194553375244],[0.25,0.35737088322639465,2.4556493759155273]]]},"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":"[\"18\",\"38\",\"0\",\"163\"]"}