{"collection":"grad-noise-175k","coord":"t19_x4_u3_b23","data":{"index":140421,"ordinal":"154453649","topo":"o2(x,o2(o1(x),x))","expression":"mlt(P,sub(flr(D),D))","image":"frame_expr-140421.png","measured":true,"step":3375,"globalStep":3375,"value_mean":-0.003911544568836689,"value_positive_fraction":0.5,"value_abs_mean":0.7753849625587463,"value_variance":0.7157810926437378,"value_stddev":0.8460384607315063,"value_min":-1,"value_max":1,"value_range":2,"histogram_probability_sum":1,"histogram_entropy_bits":3.3581137657165527,"gradient_energy_x":0.053536348044872284,"gradient_energy_y":0,"gradient_magnitude_mean":0.0988922268152237,"gradient_axis_bias":1,"gradient_nonzero_flag":1,"laplacian_mean":-0.0009946293430402875,"laplacian_energy":0.11637859791517258,"laplacian_abs_mean":0.12864984571933746,"gradient_magnitude_variance":0.04375092312693596,"gradient_magnitude_stddev":0.2091672122478485,"gradient_magnitude_cv":2.115102529525757,"gradient_magnitude_max":0.9377910494804382,"gradient_energy_over_variance":0.07479429990053177,"laplacian_energy_over_variance":0.1625896543264389,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.05111325904726982,"scale_diff2_mid":0.1014186441898346,"scale_diff2_far":0.13079187273979187,"scale_diff2_near_over_variance":0.07140906900167465,"scale_diff2_mid_over_variance":0.1416894644498825,"scale_diff2_far_over_variance":0.18272608518600464,"value_histogram":[[[0.3203125,0.3203125,0.3203125],[0.01171875,0.01171875,0.01171875],[0.0078125,0.0078125,0.0078125],[0.0078125,0.0078125,0.0078125],[0.00390625,0.00390625,0.00390625],[0.015625,0.015625,0.015625],[0.01171875,0.01171875,0.01171875],[0.0078125,0.0078125,0.0078125],[0.01171875,0.01171875,0.01171875],[0.01171875,0.01171875,0.01171875],[0.0078125,0.0078125,0.0078125],[0.0078125,0.0078125,0.0078125],[0.01953125,0.01953125,0.01953125],[0.015625,0.015625,0.015625],[0.015625,0.015625,0.015625],[0.0234375,0.0234375,0.0234375],[0.0234375,0.0234375,0.0234375],[0.015625,0.015625,0.015625],[0.01953125,0.01953125,0.01953125],[0.0234375,0.0234375,0.0234375],[0.01953125,0.01953125,0.01953125],[0.00390625,0.00390625,0.00390625],[0.00390625,0.00390625,0.00390625],[0.0078125,0.0078125,0.0078125],[0.0078125,0.0078125,0.0078125],[0.0078125,0.0078125,0.0078125],[0.01171875,0.01171875,0.01171875],[0.0078125,0.0078125,0.0078125],[0.01953125,0.01953125,0.01953125],[0.015625,0.015625,0.015625],[0.0078125,0.0078125,0.0078125],[0.3046875,0.3046875,0.3046875]]],"scale_curve":[[[0.015625,0.05111325904726982,0.07140906900167465],[0.0625,0.1014186441898346,0.1416894644498825],[0.25,0.13079187273979187,0.18272608518600464]]]},"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":"[\"19\",\"4\",\"3\",\"23\"]"}