{"collection":"grad-noise-175k","coord":"t16_x9_u1_b0","data":{"index":82372,"ordinal":"130293426","topo":"o2(x,o1(o2(x,x)))","expression":"add(D,log(add(P,P)))","image":"frame_expr-082372.png","measured":true,"step":146983,"globalStep":146983,"value_mean":-0.12837278842926025,"value_positive_fraction":0.4375,"value_abs_mean":0.9966338872909546,"value_variance":0.9769809246063232,"value_stddev":0.9884234666824341,"value_min":-1,"value_max":1,"value_range":2,"histogram_probability_sum":1,"histogram_entropy_bits":1.141382098197937,"gradient_energy_x":0.011850995011627674,"gradient_energy_y":0,"gradient_magnitude_mean":0.00793651957064867,"gradient_axis_bias":0.9999999403953552,"gradient_nonzero_flag":1,"laplacian_mean":1.4191582353717536e-9,"laplacian_energy":0.02278894931077957,"laplacian_abs_mean":0.0136847710236907,"gradient_magnitude_variance":0.01178627461194992,"gradient_magnitude_stddev":0.10856460779905319,"gradient_magnitude_cv":13.679121017456055,"gradient_magnitude_max":1.724307894706726,"gradient_energy_over_variance":0.012130222283303738,"laplacian_energy_over_variance":0.02332589030265808,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.016323266550898552,"scale_diff2_mid":0.07599598169326782,"scale_diff2_far":0.3286276161670685,"scale_diff2_near_over_variance":0.01670786738395691,"scale_diff2_mid_over_variance":0.07778655737638474,"scale_diff2_far_over_variance":0.3363705575466156,"value_histogram":[[[0.5625,0.5625,0.5625],[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],[0.00390625,0.00390625,0.00390625],[0.00390625,0.00390625,0.00390625],[0.00390625,0.00390625,0.00390625],[0.0078125,0.0078125,0.0078125],[0.41796875,0.41796875,0.41796875]]],"scale_curve":[[[0.015625,0.016323266550898552,0.01670786738395691],[0.0625,0.07599598169326782,0.07778655737638474],[0.25,0.3286276161670685,0.3363705575466156]]]},"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\",\"9\",\"1\",\"0\"]"}