{"collection":"grad-noise-175k","coord":"t19_x3_u5_b68","data":{"index":139861,"ordinal":"154413695","topo":"o2(x,o2(o1(x),x))","expression":"lrg(P,mlt(sgn(D),P))","image":"frame_expr-139861.png","measured":true,"step":147295,"globalStep":147295,"value_mean":0.25,"value_positive_fraction":0.5,"value_abs_mean":0.25,"value_variance":0.13338260352611542,"value_stddev":0.36521583795547485,"value_min":0,"value_max":0.9997089505195618,"value_range":0.9997089505195618,"histogram_probability_sum":1,"histogram_entropy_bits":2.329202651977539,"gradient_energy_x":0.030566377565264702,"gradient_energy_y":0,"gradient_magnitude_mean":0.05946989357471466,"gradient_axis_bias":1,"gradient_nonzero_flag":1,"laplacian_mean":0.00008984343003248796,"laplacian_energy":0.05637390911579132,"laplacian_abs_mean":0.06285499781370163,"gradient_magnitude_variance":0.02703365497291088,"gradient_magnitude_stddev":0.16441914439201355,"gradient_magnitude_cv":2.7647459506988525,"gradient_magnitude_max":0.9994179010391235,"gradient_energy_over_variance":0.22916315495967865,"laplacian_energy_over_variance":0.4226481318473816,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.03407066687941551,"scale_diff2_mid":0.12194646894931793,"scale_diff2_far":0.03299155831336975,"scale_diff2_near_over_variance":0.25543561577796936,"scale_diff2_mid_over_variance":0.9142606854438782,"scale_diff2_far_over_variance":0.24734528362751007,"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],[0,0,0],[0.59375,0.59375,0.59375],[0.03125,0.03125,0.03125],[0.03125,0.03125,0.03125],[0.03125,0.03125,0.03125],[0,0,0],[0.03125,0.03125,0.03125],[0,0,0],[0.03125,0.03125,0.03125],[0.03125,0.03125,0.03125],[0,0,0],[0.03125,0.03125,0.03125],[0,0,0],[0.03125,0.03125,0.03125],[0.03125,0.03125,0.03125],[0.03125,0.03125,0.03125],[0.09375,0.09375,0.09375]]],"scale_curve":[[[0.015625,0.03407066687941551,0.25543561577796936],[0.0625,0.12194646894931793,0.9142606854438782],[0.25,0.03299155831336975,0.24734528362751007]]]},"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":"[\"19\",\"3\",\"5\",\"68\"]"}