{"collection":"grad-noise-175k","coord":"t20_x14_u0_b174","data":{"index":162504,"ordinal":"162977808","topo":"o2(x,o2(o2(x,x),x))","expression":"sub(P,pow(dot(D,D),R))","image":"frame_expr-162504.png","measured":true,"step":8439,"globalStep":8439,"value_mean":-0.21585585176944733,"value_positive_fraction":0.39154052734375,"value_abs_mean":0.9364299774169922,"value_variance":0.8676738142967224,"value_stddev":0.9314900636672974,"value_min":-1,"value_max":1,"value_range":2,"histogram_probability_sum":1,"histogram_entropy_bits":1.9484330415725708,"gradient_energy_x":0.020588206127285957,"gradient_energy_y":0.019866913557052612,"gradient_magnitude_mean":0.04962465167045593,"gradient_axis_bias":0.017829451709985733,"gradient_nonzero_flag":1,"laplacian_mean":-0.00019601969688665122,"laplacian_energy":0.06750241667032242,"laplacian_abs_mean":0.04956682771444321,"gradient_magnitude_variance":0.03797842189669609,"gradient_magnitude_stddev":0.19488053023815155,"gradient_magnitude_cv":3.927091360092163,"gradient_magnitude_max":2.6439647674560547,"gradient_energy_over_variance":0.0466247983276844,"laplacian_energy_over_variance":0.07779699563980103,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.055720724165439606,"scale_diff2_mid":0.3023052215576172,"scale_diff2_far":0.44038236141204834,"scale_diff2_near_over_variance":0.06421851366758347,"scale_diff2_mid_over_variance":0.3484088182449341,"scale_diff2_far_over_variance":0.507543683052063,"value_histogram":[[[0.553680419921875,0.553680419921875,0.553680419921875],[0.00201416015625,0.00201416015625,0.00201416015625],[0.002532958984375,0.002532958984375,0.002532958984375],[0.002471923828125,0.002471923828125,0.002471923828125],[0.0029296875,0.0029296875,0.0029296875],[0.002349853515625,0.002349853515625,0.002349853515625],[0.002899169921875,0.002899169921875,0.002899169921875],[0.003692626953125,0.003692626953125,0.003692626953125],[0.00439453125,0.00439453125,0.00439453125],[0.0049285888671875,0.0049285888671875,0.0049285888671875],[0.005462646484375,0.005462646484375,0.005462646484375],[0.0044708251953125,0.0044708251953125,0.0044708251953125],[0.0040740966796875,0.0040740966796875,0.0040740966796875],[0.004638671875,0.004638671875,0.004638671875],[0.0041046142578125,0.0041046142578125,0.0041046142578125],[0.003814697265625,0.003814697265625,0.003814697265625],[0.0033111572265625,0.0033111572265625,0.0033111572265625],[0.0035552978515625,0.0035552978515625,0.0035552978515625],[0.003387451171875,0.003387451171875,0.003387451171875],[0.0031585693359375,0.0031585693359375,0.0031585693359375],[0.0032196044921875,0.0032196044921875,0.0032196044921875],[0.003692626953125,0.003692626953125,0.003692626953125],[0.0033721923828125,0.0033721923828125,0.0033721923828125],[0.004150390625,0.004150390625,0.004150390625],[0.005218505859375,0.005218505859375,0.005218505859375],[0.00506591796875,0.00506591796875,0.00506591796875],[0.0053863525390625,0.0053863525390625,0.0053863525390625],[0.005279541015625,0.005279541015625,0.005279541015625],[0.005584716796875,0.005584716796875,0.005584716796875],[0.005096435546875,0.005096435546875,0.005096435546875],[0.005615234375,0.005615234375,0.005615234375],[0.326446533203125,0.326446533203125,0.326446533203125]]],"scale_curve":[[[0.015625,0.055720724165439606,0.06421851366758347],[0.0625,0.3023052215576172,0.3484088182449341],[0.25,0.44038236141204834,0.507543683052063]]]},"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":"[\"20\",\"14\",\"0\",\"174\"]"}