{"collection":"grad-noise-175k","coord":"t16_x8_u1_b102","data":{"index":81627,"ordinal":"130253127","topo":"o2(x,o1(o2(x,x)))","expression":"dot(P,log(div(R,R)))","image":"frame_expr-081627.png","measured":true,"step":141023,"globalStep":141023,"value_mean":3.4918175018106012e-9,"value_positive_fraction":0,"value_abs_mean":9.734119998938695e-8,"value_variance":2.5506598108583287e-14,"value_stddev":1.5970785227636952e-7,"value_min":-5.956995892120176e-7,"value_max":9.530672286928166e-7,"value_range":0.0000015487668179048342,"histogram_probability_sum":1,"histogram_entropy_bits":0.8398899435997009,"gradient_energy_x":2.7598985693461195e-16,"gradient_energy_y":2.4935953811963077e-16,"gradient_magnitude_mean":1.5492290117435914e-8,"gradient_axis_bias":0.000026630319553078152,"gradient_nonzero_flag":0,"laplacian_mean":-1.0967030235342623e-11,"laplacian_energy":3.278812591878928e-17,"laplacian_abs_mean":3.719761165754676e-9,"gradient_magnitude_variance":2.8535105330942966e-16,"gradient_magnitude_stddev":1.6892336418550258e-8,"gradient_magnitude_cv":1.090370535850525,"gradient_magnitude_max":1.6226310606271e-7,"gradient_energy_over_variance":0.0005253494018688798,"laplacian_energy_over_variance":0.0000327881243720185,"variance_normalization_valid_flag":0,"gradient_cv_valid_flag":1,"scale_diff2_near":5.943530135116531e-16,"scale_diff2_mid":7.678562036965257e-15,"scale_diff2_far":2.234540846899214e-14,"scale_diff2_near_over_variance":0.0005943530122749507,"scale_diff2_mid_over_variance":0.007678561843931675,"scale_diff2_far_over_variance":0.0223454087972641,"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],[0.2689056396484375,0.2689056396484375,0.2689056396484375],[0.7310943603515625,0.7310943603515625,0.7310943603515625],[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]]],"scale_curve":[[[0.015625,5.943530135116531e-16,0.0005943530122749507],[0.0625,7.678562036965257e-15,0.007678561843931675],[0.25,2.234540846899214e-14,0.0223454087972641]]]},"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":"[\"16\",\"8\",\"1\",\"102\"]"}