{"collection":"grad-noise-175k","coord":"t18_x28_u0_b171","data":{"index":126165,"ordinal":"147302217","topo":"o2(x,o2(x,o2(x,x)))","expression":"sub(D,pow(P,lrg(P,D)))","image":"frame_expr-126165.png","measured":true,"step":37727,"globalStep":37727,"value_mean":-0.9441181421279907,"value_positive_fraction":0,"value_abs_mean":0.9441181421279907,"value_variance":0.02047952264547348,"value_stddev":0.14310668408870697,"value_min":-1,"value_max":-0.03125,"value_range":0.96875,"histogram_probability_sum":1,"histogram_entropy_bits":1.4024417400360107,"gradient_energy_x":0.004101396072655916,"gradient_energy_y":0,"gradient_magnitude_mean":0.016941361129283905,"gradient_axis_bias":1,"gradient_nonzero_flag":1,"laplacian_mean":-0.00015817370149306953,"laplacian_energy":0.008076278492808342,"laplacian_abs_mean":0.01534917764365673,"gradient_magnitude_variance":0.0038158094976097345,"gradient_magnitude_stddev":0.061772238463163376,"gradient_magnitude_cv":3.646238088607788,"gradient_magnitude_max":0.9377910494804382,"gradient_energy_over_variance":0.20026814937591553,"laplacian_energy_over_variance":0.39435872435569763,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.005315274000167847,"scale_diff2_mid":0.018938589841127396,"scale_diff2_far":0.02742493897676468,"scale_diff2_near_over_variance":0.2595409154891968,"scale_diff2_mid_over_variance":0.9247573614120483,"scale_diff2_far_over_variance":1.3391395807266235,"value_histogram":[[[0.7421875,0.7421875,0.7421875],[0.109375,0.109375,0.109375],[0.09765625,0.09765625,0.09765625],[0.00390625,0.00390625,0.00390625],[0.00390625,0.00390625,0.00390625],[0.00390625,0.00390625,0.00390625],[0.00390625,0.00390625,0.00390625],[0.00390625,0.00390625,0.00390625],[0.00390625,0.00390625,0.00390625],[0.00390625,0.00390625,0.00390625],[0.00390625,0.00390625,0.00390625],[0.00390625,0.00390625,0.00390625],[0.00390625,0.00390625,0.00390625],[0.00390625,0.00390625,0.00390625],[0.00390625,0.00390625,0.00390625],[0.00390625,0.00390625,0.00390625],[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]]],"scale_curve":[[[0.015625,0.005315274000167847,0.2595409154891968],[0.0625,0.018938589841127396,0.9247573614120483],[0.25,0.02742493897676468,1.3391395807266235]]]},"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\",\"28\",\"0\",\"171\"]"}