{"collection":"grad-noise-175k","coord":"t18_x11_u0_b52","data":{"index":122629,"ordinal":"146615281","topo":"o2(x,o2(x,o2(x,x)))","expression":"add(P,pow(D,min(P,R)))","image":"frame_expr-122629.png","measured":true,"step":9439,"globalStep":9439,"value_mean":-0.9691715240478516,"value_positive_fraction":0.015625,"value_abs_mean":0.9995784759521484,"value_variance":0.059917472302913666,"value_stddev":0.24478045105934143,"value_min":-1,"value_max":1,"value_range":2,"histogram_probability_sum":1,"histogram_entropy_bits":0.12699340283870697,"gradient_energy_x":0.008069485425949097,"gradient_energy_y":0.00588716147467494,"gradient_magnitude_mean":0.00716443220153451,"gradient_axis_bias":0.15636448562145233,"gradient_nonzero_flag":1,"laplacian_mean":-7.508773984532535e-12,"laplacian_energy":0.029440827667713165,"laplacian_abs_mean":0.014180409722030163,"gradient_magnitude_variance":0.013909948989748955,"gradient_magnitude_stddev":0.11794044822454453,"gradient_magnitude_cv":16.461938858032227,"gradient_magnitude_max":2.828028917312622,"gradient_energy_over_variance":0.23293118178844452,"laplacian_energy_over_variance":0.4913563132286072,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.01904541812837124,"scale_diff2_mid":0.07510577887296677,"scale_diff2_far":0.17605575919151306,"scale_diff2_near_over_variance":0.31786084175109863,"scale_diff2_mid_over_variance":1.2534871101379395,"scale_diff2_far_over_variance":2.9383041858673096,"value_histogram":[[[0.984375,0.984375,0.984375],[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],[0,0,0],[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],[0.0029296875,0.0029296875,0.0029296875],[0.0126953125,0.0126953125,0.0126953125]]],"scale_curve":[[[0.015625,0.01904541812837124,0.31786084175109863],[0.0625,0.07510577887296677,1.2534871101379395],[0.25,0.17605575919151306,2.9383041858673096]]]},"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\",\"11\",\"0\",\"52\"]"}