{"collection":"grad-noise-175k","coord":"t20_x37_u0_b48","data":{"index":167001,"ordinal":"163906905","topo":"o2(x,o2(o2(x,x),x))","expression":"add(D,pow(pow(D,P),D))","image":"frame_expr-167001.png","measured":true,"step":44415,"globalStep":44415,"value_mean":-0.8770301342010498,"value_positive_fraction":0.0625,"value_abs_mean":0.997969925403595,"value_variance":0.22677713632583618,"value_stddev":0.47621122002601624,"value_min":-1,"value_max":1,"value_range":2,"histogram_probability_sum":1,"histogram_entropy_bits":0.4006711542606354,"gradient_energy_x":0.031300898641347885,"gradient_energy_y":0,"gradient_magnitude_mean":0.016657741740345955,"gradient_axis_bias":1,"gradient_nonzero_flag":1,"laplacian_mean":-9.461055272552699e-10,"laplacian_energy":0.06341139227151871,"laplacian_abs_mean":0.03240029886364937,"gradient_magnitude_variance":0.03101377934217453,"gradient_magnitude_stddev":0.1761072874069214,"gradient_magnitude_cv":10.572098731994629,"gradient_magnitude_max":2,"gradient_energy_over_variance":0.1380249261856079,"laplacian_energy_over_variance":0.27961987257003784,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.040977414697408676,"scale_diff2_mid":0.1632281243801117,"scale_diff2_far":0.32617896795272827,"scale_diff2_near_over_variance":0.18069463968276978,"scale_diff2_mid_over_variance":0.7197732925415039,"scale_diff2_far_over_variance":1.4383238554000854,"value_histogram":[[[0.9375,0.9375,0.9375],[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],[0.00390625,0.00390625,0.00390625],[0.01171875,0.01171875,0.01171875],[0.046875,0.046875,0.046875]]],"scale_curve":[[[0.015625,0.040977414697408676,0.18069463968276978],[0.0625,0.1632281243801117,0.7197732925415039],[0.25,0.32617896795272827,1.4383238554000854]]]},"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\",\"37\",\"0\",\"48\"]"}