{"collection":"grad-noise-175k","coord":"t19_x22_u1_b77","data":{"index":155479,"ordinal":"155180519","topo":"o2(x,o2(o1(x),x))","expression":"eql(R,add(log(D),D))","image":"frame_expr-155479.png","measured":true,"step":123839,"globalStep":123839,"value_mean":0.0000017393757616446237,"value_positive_fraction":0.00042724609375,"value_abs_mean":0.0000017393757616446237,"value_variance":9.705902748180506e-9,"value_stddev":0.00009851853974396363,"value_min":0,"value_max":0.007122409995645285,"value_range":0.007122409995645285,"histogram_probability_sum":1,"histogram_entropy_bits":0,"gradient_energy_x":2.0041245107904615e-8,"gradient_energy_y":1.421759654451904e-10,"gradient_magnitude_mean":0.0000036237343010725453,"gradient_axis_bias":0.9859116077423096,"gradient_nonzero_flag":0,"laplacian_mean":-2.5084719796676126e-14,"laplacian_energy":6.069897295901683e-8,"laplacian_abs_mean":0.000007183635261753807,"gradient_magnitude_variance":2.0166034175872483e-8,"gradient_magnitude_stddev":0.000142007163958624,"gradient_magnitude_cv":39.18807601928711,"gradient_magnitude_max":0.007122576702386141,"gradient_energy_over_variance":2.0794997215270996,"laplacian_energy_over_variance":6.253820419311523,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":1.8121880884791608e-8,"scale_diff2_mid":2.4060980763351836e-8,"scale_diff2_far":3.525482483723863e-8,"scale_diff2_near_over_variance":1.8670989274978638,"scale_diff2_mid_over_variance":2.4790048599243164,"scale_diff2_far_over_variance":3.632307767868042,"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],[1,1,1],[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":[[[0.015625,1.8121880884791608e-8,1.8670989274978638],[0.0625,2.4060980763351836e-8,2.4790048599243164],[0.25,3.525482483723863e-8,3.632307767868042]]]},"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\",\"22\",\"1\",\"77\"]"}