{"collection":"grad-noise-175k","coord":"t18_x72_u0_b141","data":{"index":134979,"ordinal":"149079831","topo":"o2(x,o2(x,o2(x,x)))","expression":"sub(R,sub(R,dot(P,P)))","image":"frame_expr-134979.png","measured":true,"step":108239,"globalStep":108239,"value_mean":0.9966573715209961,"value_positive_fraction":1,"value_abs_mean":0.9966573715209961,"value_variance":0.0022059723269194365,"value_stddev":0.046967778354883194,"value_min":0.0005820394144393504,"value_max":1,"value_range":0.9994179606437683,"histogram_probability_sum":1,"histogram_entropy_bits":0.08493027091026306,"gradient_energy_x":0.00004481659925659187,"gradient_energy_y":0.000044816657464252785,"gradient_magnitude_mean":0.0007972171879373491,"gradient_axis_bias":-6.493980322375137e-7,"gradient_nonzero_flag":0,"laplacian_mean":3.37894816293538e-11,"laplacian_energy":0.00002627069625305012,"laplacian_abs_mean":0.0002728828985709697,"gradient_magnitude_variance":0.0000889235598151572,"gradient_magnitude_stddev":0.009429928846657276,"gradient_magnitude_cv":11.828556060791016,"gradient_magnitude_max":0.16529707610607147,"gradient_energy_over_variance":0.040632087737321854,"laplacian_energy_over_variance":0.011908896267414093,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.0003020981966983527,"scale_diff2_mid":0.0034804590977728367,"scale_diff2_far":0.00804321002215147,"scale_diff2_near_over_variance":0.13694560527801514,"scale_diff2_mid_over_variance":1.5777437686920166,"scale_diff2_far_over_variance":3.646106481552124,"value_histogram":[[[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0.00054931640625,0.00054931640625,0.00054931640625],[0.0003662109375,0.0003662109375,0.0003662109375],[0.00042724609375,0.00042724609375,0.00042724609375],[0.0003662109375,0.0003662109375,0.0003662109375],[0.00030517578125,0.00030517578125,0.00030517578125],[0.00048828125,0.00048828125,0.00048828125],[0.0001220703125,0.0001220703125,0.0001220703125],[0.00054931640625,0.00054931640625,0.00054931640625],[0.0003662109375,0.0003662109375,0.0003662109375],[0.0003662109375,0.0003662109375,0.0003662109375],[0.00054931640625,0.00054931640625,0.00054931640625],[0.0003662109375,0.0003662109375,0.0003662109375],[0.000732421875,0.000732421875,0.000732421875],[0.0003662109375,0.0003662109375,0.0003662109375],[0.00091552734375,0.00091552734375,0.00091552734375],[0.9931640625,0.9931640625,0.9931640625]]],"scale_curve":[[[0.015625,0.0003020981966983527,0.13694560527801514],[0.0625,0.0034804590977728367,1.5777437686920166],[0.25,0.00804321002215147,3.646106481552124]]]},"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\",\"72\",\"0\",\"141\"]"}