{"collection":"grad-noise-175k","coord":"t16_x13_u1_b88","data":{"index":85848,"ordinal":"130455118","topo":"o2(x,o1(o2(x,x)))","expression":"min(D,log(add(D,D)))","image":"frame_expr-085848.png","measured":true,"step":3591,"globalStep":3591,"value_mean":-0.4210050702095032,"value_positive_fraction":0,"value_abs_mean":0.4210050702095032,"value_variance":0.11319227516651154,"value_stddev":0.3364405930042267,"value_min":-1,"value_max":-0.031048405915498734,"value_range":0.9689515829086304,"histogram_probability_sum":1,"histogram_entropy_bits":3.077819347381592,"gradient_energy_x":0.06424891948699951,"gradient_energy_y":0,"gradient_magnitude_mean":0.11898452788591385,"gradient_axis_bias":1,"gradient_nonzero_flag":1,"laplacian_mean":0.00018726885900832713,"laplacian_energy":0.12147971987724304,"laplacian_abs_mean":0.14990605413913727,"gradient_magnitude_variance":0.05008876696228981,"gradient_magnitude_stddev":0.22380520403385162,"gradient_magnitude_cv":1.8809605836868286,"gradient_magnitude_max":0.9689515829086304,"gradient_energy_over_variance":0.5676087141036987,"laplacian_energy_over_variance":1.0732156038284302,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.0684208944439888,"scale_diff2_mid":0.1638077348470688,"scale_diff2_far":0,"scale_diff2_near_over_variance":0.6044660806655884,"scale_diff2_mid_over_variance":1.4471635818481445,"scale_diff2_far_over_variance":0,"value_histogram":[[[0.1875,0.1875,0.1875],[0,0,0],[0.0625,0.0625,0.0625],[0,0,0],[0,0,0],[0,0,0],[0.0625,0.0625,0.0625],[0,0,0],[0.0625,0.0625,0.0625],[0,0,0],[0.0625,0.0625,0.0625],[0.0625,0.0625,0.0625],[0.25,0.25,0.25],[0.125,0.125,0.125],[0.0625,0.0625,0.0625],[0.0625,0.0625,0.0625],[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]]],"scale_curve":[[[0.015625,0.0684208944439888,0.6044660806655884],[0.0625,0.1638077348470688,1.4471635818481445],[0.25,0,0]]]},"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\",\"13\",\"1\",\"88\"]"}