{"collection":"grad-noise-175k","coord":"t20_x3_u0_b143","data":{"index":160262,"ordinal":"162533366","topo":"o2(x,o2(o2(x,x),x))","expression":"sub(P,mlt(add(P,D),P))","image":"frame_expr-160262.png","measured":true,"step":162103,"globalStep":162103,"value_mean":-0.8811987042427063,"value_positive_fraction":0.0625,"value_abs_mean":0.8990942239761353,"value_variance":0.1053888127207756,"value_stddev":0.32463642954826355,"value_min":-1,"value_max":0.27288007736206055,"value_range":1.2728800773620605,"histogram_probability_sum":1,"histogram_entropy_bits":1.0674810409545898,"gradient_energy_x":0.0011562047293409705,"gradient_energy_y":0,"gradient_magnitude_mean":0.010102225467562675,"gradient_axis_bias":1,"gradient_nonzero_flag":1,"laplacian_mean":2.6017901166852653e-9,"laplacian_energy":0.00023438849893864244,"laplacian_abs_mean":0.003322452073916793,"gradient_magnitude_variance":0.0010546157136559486,"gradient_magnitude_stddev":0.03247484564781189,"gradient_magnitude_cv":3.214622974395752,"gradient_magnitude_max":0.20657402276992798,"gradient_energy_over_variance":0.010970848612487316,"laplacian_energy_over_variance":0.002224035793915391,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.0029114873614162207,"scale_diff2_mid":0.032478075474500656,"scale_diff2_far":0.16038306057453156,"scale_diff2_near_over_variance":0.027626151219010353,"scale_diff2_mid_over_variance":0.3081738352775574,"scale_diff2_far_over_variance":1.521822452545166,"value_histogram":[[[0.8671875,0.8671875,0.8671875],[0,0,0],[0.0078125,0.0078125,0.0078125],[0,0,0],[0,0,0],[0.0078125,0.0078125,0.0078125],[0,0,0],[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],[0.0078125,0.0078125,0.0078125],[0.0078125,0.0078125,0.0078125],[0.015625,0.015625,0.015625],[0.01953125,0.01953125,0.01953125],[0.0078125,0.0078125,0.0078125],[0.0078125,0.0078125,0.0078125],[0.015625,0.015625,0.015625],[0.01171875,0.01171875,0.01171875],[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":[[[0.015625,0.0029114873614162207,0.027626151219010353],[0.0625,0.032478075474500656,0.3081738352775574],[0.25,0.16038306057453156,1.521822452545166]]]},"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\",\"3\",\"0\",\"143\"]"}