{"collection":"grad-noise-175k","coord":"t17_x9_u0_b34","data":{"index":105154,"ordinal":"138413860","topo":"o2(x,o2(x,o1(x)))","expression":"div(D,sub(P,sqt(P)))","image":"frame_expr-105154.png","measured":true,"step":1239,"globalStep":1239,"value_mean":-0.611469566822052,"value_positive_fraction":0.22265625,"value_abs_mean":0.6470049023628235,"value_variance":0.2544388175010681,"value_stddev":0.5044192671775818,"value_min":-1,"value_max":0.3377281427383423,"value_range":1.3377281427383423,"histogram_probability_sum":1,"histogram_entropy_bits":1.7225735187530518,"gradient_energy_x":0.004693299066275358,"gradient_energy_y":0,"gradient_magnitude_mean":0.011639303527772427,"gradient_axis_bias":1,"gradient_nonzero_flag":1,"laplacian_mean":0.0000278968655038625,"laplacian_energy":0.008042355068027973,"laplacian_abs_mean":0.010875243693590164,"gradient_magnitude_variance":0.004557711537927389,"gradient_magnitude_stddev":0.06751082092523575,"gradient_magnitude_cv":5.800245761871338,"gradient_magnitude_max":1.0531091690063477,"gradient_energy_over_variance":0.018445689231157303,"laplacian_energy_over_variance":0.031608209013938904,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.0070879822596907616,"scale_diff2_mid":0.03649267926812172,"scale_diff2_far":0.10182252526283264,"scale_diff2_near_over_variance":0.02785731479525566,"scale_diff2_mid_over_variance":0.14342418313026428,"scale_diff2_far_over_variance":0.4001847207546234,"value_histogram":[[[0.625,0.625,0.625],[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],[0.1484375,0.1484375,0.1484375],[0.140625,0.140625,0.140625],[0.0390625,0.0390625,0.0390625],[0.015625,0.015625,0.015625],[0.0078125,0.0078125,0.0078125],[0.01171875,0.01171875,0.01171875],[0.0078125,0.0078125,0.0078125],[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":[[[0.015625,0.0070879822596907616,0.02785731479525566],[0.0625,0.03649267926812172,0.14342418313026428],[0.25,0.10182252526283264,0.4001847207546234]]]},"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":"[\"17\",\"9\",\"0\",\"34\"]"}