{"collection":"grad-noise-175k","coord":"t20_x22_u0_b28","data":{"index":163966,"ordinal":"163300870","topo":"o2(x,o2(o2(x,x),x))","expression":"add(P,mlt(lrg(R,D),D))","image":"frame_expr-163966.png","measured":true,"step":20135,"globalStep":20135,"value_mean":-0.006216210313141346,"value_positive_fraction":0.498443603515625,"value_abs_mean":0.9341744780540466,"value_variance":0.9183167815208435,"value_stddev":0.9582884311676025,"value_min":-1,"value_max":1,"value_range":2,"histogram_probability_sum":1,"histogram_entropy_bits":1.8971096277236938,"gradient_energy_x":0.0008279668400064111,"gradient_energy_y":0.00001816728399717249,"gradient_magnitude_mean":0.008658559061586857,"gradient_axis_bias":0.9570580720901489,"gradient_nonzero_flag":1,"laplacian_mean":-2.117990405281489e-8,"laplacian_energy":0.00041619749390520155,"laplacian_abs_mean":0.003413320519030094,"gradient_magnitude_variance":0.0007714685052633286,"gradient_magnitude_stddev":0.027775321155786514,"gradient_magnitude_cv":3.207845449447632,"gradient_magnitude_max":0.37555181980133057,"gradient_energy_over_variance":0.0009213968296535313,"laplacian_energy_over_variance":0.00045321776997298,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.0020346969831734896,"scale_diff2_mid":0.02415080927312374,"scale_diff2_far":0.2304673194885254,"scale_diff2_near_over_variance":0.0022156808990985155,"scale_diff2_mid_over_variance":0.026298996061086655,"scale_diff2_far_over_variance":0.2509671151638031,"value_histogram":[[[0.4477996826171875,0.4477996826171875,0.4477996826171875],[0.004364013671875,0.004364013671875,0.004364013671875],[0.00433349609375,0.00433349609375,0.00433349609375],[0.0039825439453125,0.0039825439453125,0.0039825439453125],[0.0033721923828125,0.0033721923828125,0.0033721923828125],[0.00238037109375,0.00238037109375,0.00238037109375],[0.0025177001953125,0.0025177001953125,0.0025177001953125],[0.001861572265625,0.001861572265625,0.001861572265625],[0.0024261474609375,0.0024261474609375,0.0024261474609375],[0.002532958984375,0.002532958984375,0.002532958984375],[0.0025482177734375,0.0025482177734375,0.0025482177734375],[0.002227783203125,0.002227783203125,0.002227783203125],[0.0025177001953125,0.0025177001953125,0.0025177001953125],[0.0037078857421875,0.0037078857421875,0.0037078857421875],[0.0041351318359375,0.0041351318359375,0.0041351318359375],[0.0092926025390625,0.0092926025390625,0.0092926025390625],[0.0121612548828125,0.0121612548828125,0.0121612548828125],[0.004608154296875,0.004608154296875,0.004608154296875],[0.00408935546875,0.00408935546875,0.00408935546875],[0.0043487548828125,0.0043487548828125,0.0043487548828125],[0.0040283203125,0.0040283203125,0.0040283203125],[0.0023345947265625,0.0023345947265625,0.0023345947265625],[0.003875732421875,0.003875732421875,0.003875732421875],[0.001556396484375,0.001556396484375,0.001556396484375],[0.0031890869140625,0.0031890869140625,0.0031890869140625],[0.002838134765625,0.002838134765625,0.002838134765625],[0.001708984375,0.001708984375,0.001708984375],[0.00286865234375,0.00286865234375,0.00286865234375],[0.00140380859375,0.00140380859375,0.00140380859375],[0.0035400390625,0.0035400390625,0.0035400390625],[0.003570556640625,0.003570556640625,0.003570556640625],[0.443878173828125,0.443878173828125,0.443878173828125]]],"scale_curve":[[[0.015625,0.0020346969831734896,0.0022156808990985155],[0.0625,0.02415080927312374,0.026298996061086655],[0.25,0.2304673194885254,0.2509671151638031]]]},"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\",\"22\",\"0\",\"28\"]"}