{"collection":"grad-noise-175k","coord":"t19_x14_u1_b105","data":{"index":148731,"ordinal":"154857339","topo":"o2(x,o2(o1(x),x))","expression":"dot(D,lrg(log(D),R))","image":"frame_expr-148731.png","measured":true,"step":69855,"globalStep":69855,"value_mean":-0.25698766112327576,"value_positive_fraction":0.0037689208984375,"value_abs_mean":0.257253497838974,"value_variance":0.016434483230113983,"value_stddev":0.12819704413414001,"value_min":-0.5457601547241211,"value_max":0.07767286896705627,"value_range":0.623432993888855,"histogram_probability_sum":1,"histogram_entropy_bits":3.03523325920105,"gradient_energy_x":0.001941497321240604,"gradient_energy_y":0.0019127029227092862,"gradient_magnitude_mean":0.05494203045964241,"gradient_axis_bias":0.007470914628356695,"gradient_nonzero_flag":1,"laplacian_mean":0.0005587097257375717,"laplacian_energy":0.003976466599851847,"laplacian_abs_mean":0.035052478313446045,"gradient_magnitude_variance":0.0008355817408300936,"gradient_magnitude_stddev":0.028906431049108505,"gradient_magnitude_cv":0.5261260271072388,"gradient_magnitude_max":0.24602897465229034,"gradient_energy_over_variance":0.2345190942287445,"laplacian_energy_over_variance":0.24195872247219086,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.0057568927295506,"scale_diff2_mid":0.030818751081824303,"scale_diff2_far":0.0057062068954110146,"scale_diff2_near_over_variance":0.35029348731040955,"scale_diff2_mid_over_variance":1.8752491474151611,"scale_diff2_far_over_variance":0.3472093939781189,"value_histogram":[[[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0.027557373046875,0.027557373046875,0.027557373046875],[0.053985595703125,0.053985595703125,0.053985595703125],[0.1173553466796875,0.1173553466796875,0.1173553466796875],[0.1350250244140625,0.1350250244140625,0.1350250244140625],[0.1974029541015625,0.1974029541015625,0.1974029541015625],[0.1540679931640625,0.1540679931640625,0.1540679931640625],[0.1421356201171875,0.1421356201171875,0.1421356201171875],[0.0897064208984375,0.0897064208984375,0.0897064208984375],[0.0789947509765625,0.0789947509765625,0.0789947509765625],[0.0030059814453125,0.0030059814453125,0.0030059814453125],[0.000762939453125,0.000762939453125,0.000762939453125],[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":[[[0.015625,0.0057568927295506,0.35029348731040955],[0.0625,0.030818751081824303,1.8752491474151611],[0.25,0.0057062068954110146,0.3472093939781189]]]},"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\",\"14\",\"1\",\"105\"]"}