{"collection":"grad-noise-175k","coord":"t14_x4_u1_b44","data":{"index":50461,"ordinal":"113850263","topo":"o1(o2(o2(x,x),x))","expression":"log(pow(add(P,D),D))","image":"frame_expr-050461.png","measured":true,"step":62655,"globalStep":62655,"value_mean":-0.5067877769470215,"value_positive_fraction":0.25,"value_abs_mean":0.5622629523277283,"value_variance":0.25437653064727783,"value_stddev":0.5043575167655945,"value_min":-1,"value_max":0.2874407172203064,"value_range":1.2874407768249512,"histogram_probability_sum":1,"histogram_entropy_bits":2.5773985385894775,"gradient_energy_x":0.00477965921163559,"gradient_energy_y":0,"gradient_magnitude_mean":0.026963459327816963,"gradient_axis_bias":1,"gradient_nonzero_flag":1,"laplacian_mean":0.00032306017237715423,"laplacian_energy":0.007332683075219393,"laplacian_abs_mean":0.017210975289344788,"gradient_magnitude_variance":0.004053905140608549,"gradient_magnitude_stddev":0.06367028504610062,"gradient_magnitude_cv":2.3613545894622803,"gradient_magnitude_max":0.892704427242279,"gradient_energy_over_variance":0.01878970116376877,"laplacian_energy_over_variance":0.028826098889112473,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.006015427876263857,"scale_diff2_mid":0.03181127831339836,"scale_diff2_far":0.08087737113237381,"scale_diff2_near_over_variance":0.02364773117005825,"scale_diff2_mid_over_variance":0.12505586445331573,"scale_diff2_far_over_variance":0.3179435133934021,"value_histogram":[[[0.5,0.5,0.5],[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],[0.0234375,0.0234375,0.0234375],[0.05078125,0.05078125,0.05078125],[0.0625,0.0625,0.0625],[0.046875,0.046875,0.046875],[0.06640625,0.06640625,0.06640625],[0.109375,0.109375,0.109375],[0.0390625,0.0390625,0.0390625],[0.046875,0.046875,0.046875],[0.0390625,0.0390625,0.0390625],[0.015625,0.015625,0.015625],[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":[[[0.015625,0.006015427876263857,0.02364773117005825],[0.0625,0.03181127831339836,0.12505586445331573],[0.25,0.08087737113237381,0.3179435133934021]]]},"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":"[\"14\",\"4\",\"1\",\"44\"]"}