{"collection":"grad-noise-175k","coord":"t19_x9_u5_b14","data":{"index":144889,"ordinal":"154656047","topo":"o2(x,o2(o1(x),x))","expression":"sub(D,div(sgn(P),P))","image":"frame_expr-144889.png","measured":true,"step":39119,"globalStep":39119,"value_mean":-0.39281564950942993,"value_positive_fraction":0.0234375,"value_abs_mean":0.3931332230567932,"value_variance":0.10034187883138657,"value_stddev":0.3167678713798523,"value_min":-1,"value_max":0.019106430932879448,"value_range":1.019106388092041,"histogram_probability_sum":1,"histogram_entropy_bits":3.6159422397613525,"gradient_energy_x":0.0015746511053293943,"gradient_energy_y":0,"gradient_magnitude_mean":0.03186390548944473,"gradient_axis_bias":0.9999999403953552,"gradient_nonzero_flag":1,"laplacian_mean":0.000003210354407201521,"laplacian_energy":0.00025341103901155293,"laplacian_abs_mean":0.012723731808364391,"gradient_magnitude_variance":0.0005593018140643835,"gradient_magnitude_stddev":0.023649562150239944,"gradient_magnitude_cv":0.7422053813934326,"gradient_magnitude_max":0.1128239631652832,"gradient_energy_over_variance":0.015692859888076782,"laplacian_energy_over_variance":0.002525476273149252,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.00299750454723835,"scale_diff2_mid":0.02353018708527088,"scale_diff2_far":0.061991993337869644,"scale_diff2_near_over_variance":0.029872914776206017,"scale_diff2_mid_over_variance":0.23450015485286713,"scale_diff2_far_over_variance":0.6178077459335327,"value_histogram":[[[0.15234375,0.15234375,0.15234375],[0.0078125,0.0078125,0.0078125],[0.0078125,0.0078125,0.0078125],[0.01953125,0.01953125,0.01953125],[0.01953125,0.01953125,0.01953125],[0.01171875,0.01171875,0.01171875],[0.0234375,0.0234375,0.0234375],[0.01171875,0.01171875,0.01171875],[0.046875,0.046875,0.046875],[0.0703125,0.0703125,0.0703125],[0.08984375,0.08984375,0.08984375],[0.13671875,0.13671875,0.13671875],[0.109375,0.109375,0.109375],[0.08984375,0.08984375,0.08984375],[0.09375,0.09375,0.09375],[0.0859375,0.0859375,0.0859375],[0.0234375,0.0234375,0.0234375],[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]]],"scale_curve":[[[0.015625,0.00299750454723835,0.029872914776206017],[0.0625,0.02353018708527088,0.23450015485286713],[0.25,0.061991993337869644,0.6178077459335327]]]},"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\",\"9\",\"5\",\"14\"]"}