{"collection":"grad-noise-175k","coord":"t18_x76_u0_b163","data":{"index":135805,"ordinal":"149241457","topo":"o2(x,o2(x,o2(x,x)))","expression":"sub(R,div(R,dot(D,D)))","image":"frame_expr-135805.png","measured":true,"step":114847,"globalStep":114847,"value_mean":0.012853416614234447,"value_positive_fraction":0.509979248046875,"value_abs_mean":0.8234528303146362,"value_variance":0.7671405673027039,"value_stddev":0.875865638256073,"value_min":-1,"value_max":1,"value_range":2,"histogram_probability_sum":1,"histogram_entropy_bits":3.134089946746826,"gradient_energy_x":0.0282155591994524,"gradient_energy_y":0.031394634395837784,"gradient_magnitude_mean":0.12741322815418243,"gradient_axis_bias":-0.05333106592297554,"gradient_nonzero_flag":1,"laplacian_mean":-0.0000025988599645643262,"laplacian_energy":0.04387109354138374,"laplacian_abs_mean":0.09192384779453278,"gradient_magnitude_variance":0.0433565191924572,"gradient_magnitude_stddev":0.20822228491306305,"gradient_magnitude_cv":1.634228229522705,"gradient_magnitude_max":1.6820257902145386,"gradient_energy_over_variance":0.07770439237356186,"laplacian_energy_over_variance":0.05718781426548958,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.10296406596899033,"scale_diff2_mid":0.7333361506462097,"scale_diff2_far":1.4191796779632568,"scale_diff2_near_over_variance":0.1342179924249649,"scale_diff2_mid_over_variance":0.955934464931488,"scale_diff2_far_over_variance":1.8499603271484375,"value_histogram":[[[0.339935302734375,0.339935302734375,0.339935302734375],[0.0076141357421875,0.0076141357421875,0.0076141357421875],[0.0087432861328125,0.0087432861328125,0.0087432861328125],[0.0090789794921875,0.0090789794921875,0.0090789794921875],[0.0095977783203125,0.0095977783203125,0.0095977783203125],[0.0091400146484375,0.0091400146484375,0.0091400146484375],[0.0091705322265625,0.0091705322265625,0.0091705322265625],[0.0089569091796875,0.0089569091796875,0.0089569091796875],[0.010101318359375,0.010101318359375,0.010101318359375],[0.010009765625,0.010009765625,0.010009765625],[0.0102996826171875,0.0102996826171875,0.0102996826171875],[0.010833740234375,0.010833740234375,0.010833740234375],[0.01116943359375,0.01116943359375,0.01116943359375],[0.0118255615234375,0.0118255615234375,0.0118255615234375],[0.0119171142578125,0.0119171142578125,0.0119171142578125],[0.0116119384765625,0.0116119384765625,0.0116119384765625],[0.0108184814453125,0.0108184814453125,0.0108184814453125],[0.012054443359375,0.012054443359375,0.012054443359375],[0.012725830078125,0.012725830078125,0.012725830078125],[0.011993408203125,0.011993408203125,0.011993408203125],[0.011627197265625,0.011627197265625,0.011627197265625],[0.0118560791015625,0.0118560791015625,0.0118560791015625],[0.0113677978515625,0.0113677978515625,0.0113677978515625],[0.0118408203125,0.0118408203125,0.0118408203125],[0.0115509033203125,0.0115509033203125,0.0115509033203125],[0.0106658935546875,0.0106658935546875,0.0106658935546875],[0.010406494140625,0.010406494140625,0.010406494140625],[0.0107574462890625,0.0107574462890625,0.0107574462890625],[0.0101318359375,0.0101318359375,0.0101318359375],[0.009124755859375,0.009124755859375,0.009124755859375],[0.009552001953125,0.009552001953125,0.009552001953125],[0.3435211181640625,0.3435211181640625,0.3435211181640625]]],"scale_curve":[[[0.015625,0.10296406596899033,0.1342179924249649],[0.0625,0.7333361506462097,0.955934464931488],[0.25,1.4191796779632568,1.8499603271484375]]]},"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\",\"76\",\"0\",\"163\"]"}