{"collection":"grad-noise-175k","coord":"t6_x4_u0_b13","data":{"index":2153,"ordinal":"48885223","topo":"o2(x,o2(x,x))","expression":"sub(P,mlt(D,D))","image":"frame_expr-002153.png","measured":true,"step":17231,"globalStep":17231,"value_mean":-0.014880698174238205,"value_positive_fraction":0.48046875,"value_abs_mean":0.9375,"value_variance":0.9257798194885254,"value_stddev":0.9621745347976685,"value_min":-1,"value_max":1,"value_range":2,"histogram_probability_sum":1,"histogram_entropy_bits":1.7079968452453613,"gradient_energy_x":0.0008624346810393035,"gradient_energy_y":0,"gradient_magnitude_mean":0.008171633817255497,"gradient_axis_bias":0.9999999403953552,"gradient_nonzero_flag":1,"laplacian_mean":2.0104742315396607e-9,"laplacian_energy":0.0000612461008131504,"laplacian_abs_mean":0.002473506610840559,"gradient_magnitude_variance":0.0007962373783811927,"gradient_magnitude_stddev":0.028217678889632225,"gradient_magnitude_cv":3.4531257152557373,"gradient_magnitude_max":0.14069649577140808,"gradient_energy_over_variance":0.0009315764182247221,"laplacian_energy_over_variance":0.00006615622260142118,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0,"scale_diff2_mid":0,"scale_diff2_far":0.0022470508702099323,"scale_diff2_near_over_variance":0,"scale_diff2_mid_over_variance":0,"scale_diff2_far_over_variance":0.0024271977599710226,"value_histogram":[[[0.4609375,0.4609375,0.4609375],[0.00390625,0.00390625,0.00390625],[0,0,0],[0.00390625,0.00390625,0.00390625],[0.00390625,0.00390625,0.00390625],[0,0,0],[0,0,0],[0.00390625,0.00390625,0.00390625],[0,0,0],[0.00390625,0.00390625,0.00390625],[0,0,0],[0.00390625,0.00390625,0.00390625],[0,0,0],[0.00390625,0.00390625,0.00390625],[0.00390625,0.00390625,0.00390625],[0.02734375,0.02734375,0.02734375],[0.00390625,0.00390625,0.00390625],[0.00390625,0.00390625,0.00390625],[0,0,0],[0.00390625,0.00390625,0.00390625],[0.00390625,0.00390625,0.00390625],[0,0,0],[0,0,0],[0.00390625,0.00390625,0.00390625],[0,0,0],[0.00390625,0.00390625,0.00390625],[0,0,0],[0.00390625,0.00390625,0.00390625],[0,0,0],[0.00390625,0.00390625,0.00390625],[0.00390625,0.00390625,0.00390625],[0.4453125,0.4453125,0.4453125]]],"scale_curve":[[[0.015625,0,0],[0.0625,0,0],[0.25,0.0022470508702099323,0.0024271977599710226]]]},"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":"[\"6\",\"4\",\"0\",\"13\"]"}