{"collection":"grad-noise-175k","coord":"t20_x52_u0_b68","data":{"index":170036,"ordinal":"164512940","topo":"o2(x,o2(o2(x,x),x))","expression":"add(D,lrg(mlt(R,R),D))","image":"frame_expr-170036.png","measured":true,"step":68695,"globalStep":68695,"value_mean":0.7403318881988525,"value_positive_fraction":1,"value_abs_mean":0.7403318881988525,"value_variance":0.06347392499446869,"value_stddev":0.2519403100013733,"value_min":0.03125,"value_max":1,"value_range":0.96875,"histogram_probability_sum":1,"histogram_entropy_bits":3.404818296432495,"gradient_energy_x":0.024426858872175217,"gradient_energy_y":0.0009030164801515639,"gradient_magnitude_mean":0.08090498298406601,"gradient_axis_bias":0.9286994934082031,"gradient_nonzero_flag":1,"laplacian_mean":0.0003338883980177343,"laplacian_energy":0.05039454251527786,"laplacian_abs_mean":0.08064495772123337,"gradient_magnitude_variance":0.01878974214196205,"gradient_magnitude_stddev":0.13707567751407623,"gradient_magnitude_cv":1.6942797899246216,"gradient_magnitude_max":0.9375,"gradient_energy_over_variance":0.399059534072876,"laplacian_energy_over_variance":0.7939408421516418,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.025255747139453888,"scale_diff2_mid":0.08687686175107956,"scale_diff2_far":0.1064123883843422,"scale_diff2_near_over_variance":0.39789167046546936,"scale_diff2_mid_over_variance":1.3687015771865845,"scale_diff2_far_over_variance":1.6764739751815796,"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],[0.004425048828125,0.004425048828125,0.004425048828125],[0.010589599609375,0.010589599609375,0.010589599609375],[0.01812744140625,0.01812744140625,0.01812744140625],[0.0229339599609375,0.0229339599609375,0.0229339599609375],[0.027130126953125,0.027130126953125,0.027130126953125],[0.0318756103515625,0.0318756103515625,0.0318756103515625],[0.0382232666015625,0.0382232666015625,0.0382232666015625],[0.043365478515625,0.043365478515625,0.043365478515625],[0.0458984375,0.0458984375,0.0458984375],[0.052154541015625,0.052154541015625,0.052154541015625],[0.0624847412109375,0.0624847412109375,0.0624847412109375],[0.066070556640625,0.066070556640625,0.066070556640625],[0.078704833984375,0.078704833984375,0.078704833984375],[0.1009521484375,0.1009521484375,0.1009521484375],[0.0908050537109375,0.0908050537109375,0.0908050537109375],[0.3062591552734375,0.3062591552734375,0.3062591552734375]]],"scale_curve":[[[0.015625,0.025255747139453888,0.39789167046546936],[0.0625,0.08687686175107956,1.3687015771865845],[0.25,0.1064123883843422,1.6764739751815796]]]},"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\",\"52\",\"0\",\"68\"]"}