{"collection":"grad-noise-175k","coord":"t19_x18_u0_b19","data":{"index":151912,"ordinal":"155018656","topo":"o2(x,o2(o1(x),x))","expression":"sub(R,min(sqt(P),P))","image":"frame_expr-151912.png","measured":true,"step":95303,"globalStep":95303,"value_mean":0.008601703681051731,"value_positive_fraction":0.4967803955078125,"value_abs_mean":0.9327603578567505,"value_variance":0.9064501523971558,"value_stddev":0.9520767331123352,"value_min":-1,"value_max":1,"value_range":2,"histogram_probability_sum":1,"histogram_entropy_bits":2.1033217906951904,"gradient_energy_x":0.0011203221511095762,"gradient_energy_y":0.0004300523432902992,"gradient_magnitude_mean":0.012401885353028774,"gradient_axis_bias":0.4452277719974518,"gradient_nonzero_flag":1,"laplacian_mean":-0.0000184370710485382,"laplacian_energy":0.0002668820379767567,"laplacian_abs_mean":0.004115541931241751,"gradient_magnitude_variance":0.0013960041105747223,"gradient_magnitude_stddev":0.03736313804984093,"gradient_magnitude_cv":3.0126984119415283,"gradient_magnitude_max":0.33321264386177063,"gradient_energy_over_variance":0.0017103803111240268,"laplacian_energy_over_variance":0.0002944254956673831,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.00386823620647192,"scale_diff2_mid":0.044830698519945145,"scale_diff2_far":0.25947609543800354,"scale_diff2_near_over_variance":0.004267456009984016,"scale_diff2_mid_over_variance":0.04945743456482887,"scale_diff2_far_over_variance":0.28625521063804626,"value_histogram":[[[0.419525146484375,0.419525146484375,0.419525146484375],[0.0053863525390625,0.0053863525390625,0.0053863525390625],[0.0054779052734375,0.0054779052734375,0.0054779052734375],[0.006561279296875,0.006561279296875,0.006561279296875],[0.0059356689453125,0.0059356689453125,0.0059356689453125],[0.0058135986328125,0.0058135986328125,0.0058135986328125],[0.0071868896484375,0.0071868896484375,0.0071868896484375],[0.0077667236328125,0.0077667236328125,0.0077667236328125],[0.007476806640625,0.007476806640625,0.007476806640625],[0.006866455078125,0.006866455078125,0.006866455078125],[0.005340576171875,0.005340576171875,0.005340576171875],[0.0045928955078125,0.0045928955078125,0.0045928955078125],[0.004913330078125,0.004913330078125,0.004913330078125],[0.0041961669921875,0.0041961669921875,0.0041961669921875],[0.0039520263671875,0.0039520263671875,0.0039520263671875],[0.002227783203125,0.002227783203125,0.002227783203125],[0.00250244140625,0.00250244140625,0.00250244140625],[0.002532958984375,0.002532958984375,0.002532958984375],[0.0019683837890625,0.0019683837890625,0.0019683837890625],[0.0026702880859375,0.0026702880859375,0.0026702880859375],[0.0025634765625,0.0025634765625,0.0025634765625],[0.003753662109375,0.003753662109375,0.003753662109375],[0.0049896240234375,0.0049896240234375,0.0049896240234375],[0.0043182373046875,0.0043182373046875,0.0043182373046875],[0.0038299560546875,0.0038299560546875,0.0038299560546875],[0.0036163330078125,0.0036163330078125,0.0036163330078125],[0.0046234130859375,0.0046234130859375,0.0046234130859375],[0.0044403076171875,0.0044403076171875,0.0044403076171875],[0.004058837890625,0.004058837890625,0.004058837890625],[0.003814697265625,0.003814697265625,0.003814697265625],[0.0041961669921875,0.0041961669921875,0.0041961669921875],[0.442901611328125,0.442901611328125,0.442901611328125]]],"scale_curve":[[[0.015625,0.00386823620647192,0.004267456009984016],[0.0625,0.044830698519945145,0.04945743456482887],[0.25,0.25947609543800354,0.28625521063804626]]]},"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\",\"18\",\"0\",\"19\"]"}