{"collection":"grad-noise-175k","coord":"t18_x16_u0_b37","data":{"index":123619,"ordinal":"146817271","topo":"o2(x,o2(x,o2(x,x)))","expression":"add(P,div(D,pow(R,D)))","image":"frame_expr-123619.png","measured":true,"step":17359,"globalStep":17359,"value_mean":-0.9838392734527588,"value_positive_fraction":0.0078125,"value_abs_mean":0.996196985244751,"value_variance":0.027029799297451973,"value_stddev":0.164407417178154,"value_min":-1,"value_max":1,"value_range":2,"histogram_probability_sum":1,"histogram_entropy_bits":0.13626638054847717,"gradient_energy_x":0.002019656589254737,"gradient_energy_y":0.0032701638992875814,"gradient_magnitude_mean":0.00341196171939373,"gradient_axis_bias":-0.2363988161087036,"gradient_nonzero_flag":1,"laplacian_mean":-5.631580618503662e-11,"laplacian_energy":0.011068805120885372,"laplacian_abs_mean":0.005995550192892551,"gradient_magnitude_variance":0.005278224125504494,"gradient_magnitude_stddev":0.07265138626098633,"gradient_magnitude_cv":21.293142318725586,"gradient_magnitude_max":2.785414695739746,"gradient_energy_over_variance":0.19570328295230865,"laplacian_energy_over_variance":0.4095037877559662,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.0006303088157437742,"scale_diff2_mid":0.004462083801627159,"scale_diff2_far":0.023890579119324684,"scale_diff2_near_over_variance":0.023319033905863762,"scale_diff2_mid_over_variance":0.16508015990257263,"scale_diff2_far_over_variance":0.8838607668876648,"value_histogram":[[[0.988525390625,0.988525390625,0.988525390625],[0.000244140625,0.000244140625,0.000244140625],[0.000244140625,0.000244140625,0.000244140625],[0.000091552734375,0.000091552734375,0.000091552734375],[0.000152587890625,0.000152587890625,0.000152587890625],[0.000244140625,0.000244140625,0.000244140625],[0.0001373291015625,0.0001373291015625,0.0001373291015625],[0.000213623046875,0.000213623046875,0.000213623046875],[0.0002288818359375,0.0002288818359375,0.0002288818359375],[0.00018310546875,0.00018310546875,0.00018310546875],[0.0002593994140625,0.0002593994140625,0.0002593994140625],[0.0002899169921875,0.0002899169921875,0.0002899169921875],[0.0004119873046875,0.0004119873046875,0.0004119873046875],[0.000396728515625,0.000396728515625,0.000396728515625],[0.0003204345703125,0.0003204345703125,0.0003204345703125],[0.000244140625,0.000244140625,0.000244140625],[0.000244140625,0.000244140625,0.000244140625],[0.000244140625,0.000244140625,0.000244140625],[0.000152587890625,0.000152587890625,0.000152587890625],[0.000091552734375,0.000091552734375,0.000091552734375],[0.000244140625,0.000244140625,0.000244140625],[0.0001373291015625,0.0001373291015625,0.0001373291015625],[0.0001983642578125,0.0001983642578125,0.0001983642578125],[0.000152587890625,0.000152587890625,0.000152587890625],[0.0001373291015625,0.0001373291015625,0.0001373291015625],[0.000213623046875,0.000213623046875,0.000213623046875],[0.000213623046875,0.000213623046875,0.000213623046875],[0.0002593994140625,0.0002593994140625,0.0002593994140625],[0.000335693359375,0.000335693359375,0.000335693359375],[0.0005340576171875,0.0005340576171875,0.0005340576171875],[0.0005035400390625,0.0005035400390625,0.0005035400390625],[0.004150390625,0.004150390625,0.004150390625]]],"scale_curve":[[[0.015625,0.0006303088157437742,0.023319033905863762],[0.0625,0.004462083801627159,0.16508015990257263],[0.25,0.023890579119324684,0.8838607668876648]]]},"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":"[\"18\",\"16\",\"0\",\"37\"]"}