{"collection":"grad-noise-175k","coord":"t12_x2_u0_b20","data":{"index":20902,"ordinal":"97528034","topo":"o1(o2(x,o2(x,x)))","expression":"sqt(sub(P,dot(P,R)))","image":"frame_expr-020902.png","measured":true,"step":167223,"globalStep":167223,"value_mean":-0.5125352144241333,"value_positive_fraction":0.24609375,"value_abs_mean":0.9952782392501831,"value_variance":0.7301137447357178,"value_stddev":0.8544669151306152,"value_min":-1,"value_max":1,"value_range":2,"histogram_probability_sum":1,"histogram_entropy_bits":0.929198145866394,"gradient_energy_x":0.030292820185422897,"gradient_energy_y":0.023268111050128937,"gradient_magnitude_mean":0.028198296204209328,"gradient_axis_bias":0.13115359842777252,"gradient_nonzero_flag":1,"laplacian_mean":-0.0000066901375248562545,"laplacian_energy":0.11143295466899872,"laplacian_abs_mean":0.05486598610877991,"gradient_magnitude_variance":0.05276370793581009,"gradient_magnitude_stddev":0.22970351576805115,"gradient_magnitude_cv":8.14600658416748,"gradient_magnitude_max":2.8284270763397217,"gradient_energy_over_variance":0.07335971295833588,"laplacian_energy_over_variance":0.15262410044670105,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0,"scale_diff2_mid":0,"scale_diff2_far":0.05492526292800903,"scale_diff2_near_over_variance":0,"scale_diff2_mid_over_variance":0,"scale_diff2_far_over_variance":0.07522837072610855,"value_histogram":[[[0.75390625,0.75390625,0.75390625],[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],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0.0000152587890625,0.0000152587890625,0.0000152587890625],[0.0001068115234375,0.0001068115234375,0.0001068115234375],[0.0001068115234375,0.0001068115234375,0.0001068115234375],[0.00006103515625,0.00006103515625,0.00006103515625],[0.0004119873046875,0.0004119873046875,0.0004119873046875],[0.0022735595703125,0.0022735595703125,0.0022735595703125],[0.00164794921875,0.00164794921875,0.00164794921875],[0.00115966796875,0.00115966796875,0.00115966796875],[0.0012359619140625,0.0012359619140625,0.0012359619140625],[0.0017547607421875,0.0017547607421875,0.0017547607421875],[0.0013885498046875,0.0013885498046875,0.0013885498046875],[0.0023193359375,0.0023193359375,0.0023193359375],[0.0018157958984375,0.0018157958984375,0.0018157958984375],[0.2317962646484375,0.2317962646484375,0.2317962646484375]]],"scale_curve":[[[0.015625,0,0],[0.0625,0,0],[0.25,0.05492526292800903,0.07522837072610855]]]},"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":"[\"12\",\"2\",\"0\",\"20\"]"}