{"collection":"grad-noise-175k","coord":"t20_x0_u0_b141","data":{"index":159657,"ordinal":"162412161","topo":"o2(x,o2(o2(x,x),x))","expression":"sub(P,sub(dot(P,P),P))","image":"frame_expr-159657.png","measured":true,"step":157263,"globalStep":157263,"value_mean":-0.9803767800331116,"value_positive_fraction":0.00732421875,"value_abs_mean":0.9870619773864746,"value_variance":0.02241288684308529,"value_stddev":0.14970934391021729,"value_min":-1,"value_max":0.9994179010391235,"value_range":1.9994179010391235,"histogram_probability_sum":1,"histogram_entropy_bits":0.26126614212989807,"gradient_energy_x":0.00020933005725964904,"gradient_energy_y":0.00020933072664774954,"gradient_magnitude_mean":0.0028807511553168297,"gradient_axis_bias":-0.000001598879407538334,"gradient_nonzero_flag":1,"laplacian_mean":-2.515439245787121e-10,"laplacian_energy":0.00012310924648772925,"laplacian_abs_mean":0.0010931253200396895,"gradient_magnitude_variance":0.00041005408274941146,"gradient_magnitude_stddev":0.02024979144334793,"gradient_magnitude_cv":7.029344081878662,"gradient_magnitude_max":0.30907803773880005,"gradient_energy_over_variance":0.018679466098546982,"laplacian_energy_over_variance":0.005492788273841143,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.001382556394673884,"scale_diff2_mid":0.015093189664185047,"scale_diff2_far":0.07651229202747345,"scale_diff2_near_over_variance":0.06168577820062637,"scale_diff2_mid_over_variance":0.6734156608581543,"scale_diff2_far_over_variance":3.4137632846832275,"value_histogram":[[[0.97760009765625,0.97760009765625,0.97760009765625],[0.0008544921875,0.0008544921875,0.0008544921875],[0.00091552734375,0.00091552734375,0.00091552734375],[0.0008544921875,0.0008544921875,0.0008544921875],[0.00079345703125,0.00079345703125,0.00079345703125],[0.001220703125,0.001220703125,0.001220703125],[0.000244140625,0.000244140625,0.000244140625],[0.00103759765625,0.00103759765625,0.00103759765625],[0.0009765625,0.0009765625,0.0009765625],[0.000732421875,0.000732421875,0.000732421875],[0.00103759765625,0.00103759765625,0.00103759765625],[0.00048828125,0.00048828125,0.00048828125],[0.00146484375,0.00146484375,0.00146484375],[0.000732421875,0.000732421875,0.000732421875],[0.00152587890625,0.00152587890625,0.00152587890625],[0.001220703125,0.001220703125,0.001220703125],[0.00146484375,0.00146484375,0.00146484375],[0.00091552734375,0.00091552734375,0.00091552734375],[0.0003662109375,0.0003662109375,0.0003662109375],[0.000732421875,0.000732421875,0.000732421875],[0.0003662109375,0.0003662109375,0.0003662109375],[0.00054931640625,0.00054931640625,0.00054931640625],[0.0003662109375,0.0003662109375,0.0003662109375],[0.0003662109375,0.0003662109375,0.0003662109375],[0.00054931640625,0.00054931640625,0.00054931640625],[0.0001220703125,0.0001220703125,0.0001220703125],[0.00048828125,0.00048828125,0.00048828125],[0.00030517578125,0.00030517578125,0.00030517578125],[0.0003662109375,0.0003662109375,0.0003662109375],[0.00042724609375,0.00042724609375,0.00042724609375],[0.0003662109375,0.0003662109375,0.0003662109375],[0.00054931640625,0.00054931640625,0.00054931640625]]],"scale_curve":[[[0.015625,0.001382556394673884,0.06168577820062637],[0.0625,0.015093189664185047,0.6734156608581543],[0.25,0.07651229202747345,3.4137632846832275]]]},"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\",\"0\",\"0\",\"141\"]"}