{"collection":"grad-noise-175k","coord":"t20_x30_u0_b114","data":{"index":165660,"ordinal":"163624164","topo":"o2(x,o2(o2(x,x),x))","expression":"add(D,dst(pow(P,D),P))","image":"frame_expr-165660.png","measured":true,"step":33687,"globalStep":33687,"value_mean":-0.5002220273017883,"value_positive_fraction":0.25,"value_abs_mean":0.9997779726982117,"value_variance":0.7493433952331543,"value_stddev":0.865646243095398,"value_min":-1,"value_max":1,"value_range":2,"histogram_probability_sum":1,"histogram_entropy_bits":0.8283467888832092,"gradient_energy_x":0.007940043695271015,"gradient_energy_y":0.007890690118074417,"gradient_magnitude_mean":0.008020949549973011,"gradient_axis_bias":0.003117580199614167,"gradient_nonzero_flag":1,"laplacian_mean":-3.754386992266268e-12,"laplacian_energy":0.03178194910287857,"laplacian_abs_mean":0.015921078622341156,"gradient_magnitude_variance":0.015764733776450157,"gradient_magnitude_stddev":0.12555769085884094,"gradient_magnitude_cv":15.653719902038574,"gradient_magnitude_max":2,"gradient_energy_over_variance":0.021126139909029007,"laplacian_energy_over_variance":0.04241306707262993,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.020983606576919556,"scale_diff2_mid":0.08393923938274384,"scale_diff2_far":0.3353121876716614,"scale_diff2_near_over_variance":0.028002658858895302,"scale_diff2_mid_over_variance":0.11201705783605576,"scale_diff2_far_over_variance":0.4474746882915497,"value_histogram":[[[0.75,0.75,0.75],[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],[0,0,0],[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],[0.0008087158203125,0.0008087158203125,0.0008087158203125],[0.0009765625,0.0009765625,0.0009765625],[0.2482147216796875,0.2482147216796875,0.2482147216796875]]],"scale_curve":[[[0.015625,0.020983606576919556,0.028002658858895302],[0.0625,0.08393923938274384,0.11201705783605576],[0.25,0.3353121876716614,0.4474746882915497]]]},"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\",\"30\",\"0\",\"114\"]"}