{"collection":"grad-noise-175k","coord":"t20_x54_u0_b121","data":{"index":170491,"ordinal":"164593795","topo":"o2(x,o2(o2(x,x),x))","expression":"sub(R,add(add(P,P),P))","image":"frame_expr-170491.png","measured":true,"step":72335,"globalStep":72335,"value_mean":-0.00504595460370183,"value_positive_fraction":0.4969329833984375,"value_abs_mean":0.9759261012077332,"value_variance":0.9670138955116272,"value_stddev":0.9833686351776123,"value_min":-1,"value_max":1,"value_range":2,"histogram_probability_sum":1,"histogram_entropy_bits":1.4553512334823608,"gradient_energy_x":0.0019651073962450027,"gradient_energy_y":0.00014113930228631943,"gradient_magnitude_mean":0.00862174667418003,"gradient_axis_bias":0.8659802675247192,"gradient_nonzero_flag":1,"laplacian_mean":-0.000004854951839661226,"laplacian_energy":0.0006375888478942215,"laplacian_abs_mean":0.004394978284835815,"gradient_magnitude_variance":0.002032487653195858,"gradient_magnitude_stddev":0.04508311673998833,"gradient_magnitude_cv":5.229000568389893,"gradient_magnitude_max":0.49843868613243103,"gradient_energy_over_variance":0.0021780934184789658,"laplacian_energy_over_variance":0.0006593377911485732,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.005242610350251198,"scale_diff2_mid":0.05012005195021629,"scale_diff2_far":0.31466227769851685,"scale_diff2_near_over_variance":0.005421442445367575,"scale_diff2_mid_over_variance":0.051829710602760315,"scale_diff2_far_over_variance":0.325395792722702,"value_histogram":[[[0.4773101806640625,0.4773101806640625,0.4773101806640625],[0.0014801025390625,0.0014801025390625,0.0014801025390625],[0.0016326904296875,0.0016326904296875,0.0016326904296875],[0.0024871826171875,0.0024871826171875,0.0024871826171875],[0.0028076171875,0.0028076171875,0.0028076171875],[0.00177001953125,0.00177001953125,0.00177001953125],[0.0017852783203125,0.0017852783203125,0.0017852783203125],[0.0018157958984375,0.0018157958984375,0.0018157958984375],[0.00238037109375,0.00238037109375,0.00238037109375],[0.0018310546875,0.0018310546875,0.0018310546875],[0.0016937255859375,0.0016937255859375,0.0016937255859375],[0.001129150390625,0.001129150390625,0.001129150390625],[0.0012664794921875,0.0012664794921875,0.0012664794921875],[0.00115966796875,0.00115966796875,0.00115966796875],[0.0009918212890625,0.0009918212890625,0.0009918212890625],[0.0015106201171875,0.0015106201171875,0.0015106201171875],[0.0012969970703125,0.0012969970703125,0.0012969970703125],[0.00103759765625,0.00103759765625,0.00103759765625],[0.0009307861328125,0.0009307861328125,0.0009307861328125],[0.001373291015625,0.001373291015625,0.001373291015625],[0.0016021728515625,0.0016021728515625,0.0016021728515625],[0.0020294189453125,0.0020294189453125,0.0020294189453125],[0.001617431640625,0.001617431640625,0.001617431640625],[0.001861572265625,0.001861572265625,0.001861572265625],[0.0017852783203125,0.0017852783203125,0.0017852783203125],[0.0016021728515625,0.0016021728515625,0.0016021728515625],[0.0016326904296875,0.0016326904296875,0.0016326904296875],[0.00140380859375,0.00140380859375,0.00140380859375],[0.0013427734375,0.0013427734375,0.0013427734375],[0.0010986328125,0.0010986328125,0.0010986328125],[0.000762939453125,0.000762939453125,0.000762939453125],[0.4755706787109375,0.4755706787109375,0.4755706787109375]]],"scale_curve":[[[0.015625,0.005242610350251198,0.005421442445367575],[0.0625,0.05012005195021629,0.051829710602760315],[0.25,0.31466227769851685,0.325395792722702]]]},"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":"[\"20\",\"54\",\"0\",\"121\"]"}