{"collection":"grad-noise-175k","coord":"t19_x13_u6_b11","data":{"index":148395,"ordinal":"154817849","topo":"o2(x,o2(o1(x),x))","expression":"sub(D,add(nrm(D),D))","image":"frame_expr-148395.png","measured":true,"step":67167,"globalStep":67167,"value_mean":1.861735654529184e-9,"value_positive_fraction":0.5,"value_abs_mean":0.36628320813179016,"value_variance":0.18672749400138855,"value_stddev":0.432119756937027,"value_min":-0.9345585107803345,"value_max":0.9345585107803345,"value_range":1.869117021560669,"histogram_probability_sum":1,"histogram_entropy_bits":4.562467575073242,"gradient_energy_x":0.03787948191165924,"gradient_energy_y":0.006951347459107637,"gradient_magnitude_mean":0.15836207568645477,"gradient_axis_bias":0.6898853778839111,"gradient_nonzero_flag":1,"laplacian_mean":-1.7598689172615423e-10,"laplacian_energy":0.04219445213675499,"laplacian_abs_mean":0.07112431526184082,"gradient_magnitude_variance":0.019752077758312225,"gradient_magnitude_stddev":0.14054208993911743,"gradient_magnitude_cv":0.8874731063842773,"gradient_magnitude_max":1.4663546085357666,"gradient_energy_over_variance":0.24008691310882568,"laplacian_energy_over_variance":0.22596807777881622,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.07516535371541977,"scale_diff2_mid":0.4029151201248169,"scale_diff2_far":0,"scale_diff2_near_over_variance":0.4025403559207916,"scale_diff2_mid_over_variance":2.1577706336975098,"scale_diff2_far_over_variance":0,"value_histogram":[[[0,0,0],[0.015625,0.015625,0.015625],[0.0078125,0.0078125,0.0078125],[0.015625,0.015625,0.015625],[0.0234375,0.0234375,0.0234375],[0.0234375,0.0234375,0.0234375],[0.0078125,0.0078125,0.0078125],[0.0390625,0.0390625,0.0390625],[0.03125,0.03125,0.03125],[0.03125,0.03125,0.03125],[0.078125,0.078125,0.078125],[0.0625,0.0625,0.0625],[0.0390625,0.0390625,0.0390625],[0.03125,0.03125,0.03125],[0.0859375,0.0859375,0.0859375],[0.0078125,0.0078125,0.0078125],[0.0078125,0.0078125,0.0078125],[0.0859375,0.0859375,0.0859375],[0.03125,0.03125,0.03125],[0.0390625,0.0390625,0.0390625],[0.0625,0.0625,0.0625],[0.078125,0.078125,0.078125],[0.03125,0.03125,0.03125],[0.03125,0.03125,0.03125],[0.0390625,0.0390625,0.0390625],[0.0078125,0.0078125,0.0078125],[0.0234375,0.0234375,0.0234375],[0.0234375,0.0234375,0.0234375],[0.015625,0.015625,0.015625],[0.0078125,0.0078125,0.0078125],[0.015625,0.015625,0.015625],[0,0,0]]],"scale_curve":[[[0.015625,0.07516535371541977,0.4025403559207916],[0.0625,0.4029151201248169,2.1577706336975098],[0.25,0,0]]]},"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\",\"13\",\"6\",\"11\"]"}