{"collection":"grad-noise-175k","coord":"t17_x4_u6_b72","data":{"index":101683,"ordinal":"138213099","topo":"o2(x,o2(x,o1(x)))","expression":"lrg(P,lrg(D,nrm(D)))","image":"frame_expr-101683.png","measured":true,"step":130271,"globalStep":130271,"value_mean":0.4375,"value_positive_fraction":0.45556640625,"value_abs_mean":0.4375,"value_variance":0.24594619870185852,"value_stddev":0.49592962861061096,"value_min":0,"value_max":1,"value_range":1,"histogram_probability_sum":1,"histogram_entropy_bits":0.9886994361877441,"gradient_energy_x":0.003969909623265266,"gradient_energy_y":0.0000016092986925286823,"gradient_magnitude_mean":0.004231717903167009,"gradient_axis_bias":0.999189555644989,"gradient_nonzero_flag":1,"laplacian_mean":-4.730527636276349e-10,"laplacian_energy":0.007951865904033184,"laplacian_abs_mean":0.00844544917345047,"gradient_magnitude_variance":0.003951846156269312,"gradient_magnitude_stddev":0.06286370754241943,"gradient_magnitude_cv":14.855362892150879,"gradient_magnitude_max":1,"gradient_energy_over_variance":0.01614791713654995,"laplacian_energy_over_variance":0.03233172744512558,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.005266491789370775,"scale_diff2_mid":0.021049605682492256,"scale_diff2_far":0.08400938659906387,"scale_diff2_near_over_variance":0.021413186565041542,"scale_diff2_mid_over_variance":0.08558622002601624,"scale_diff2_far_over_variance":0.3415762782096863,"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],[0.5625,0.5625,0.5625],[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],[0.4375,0.4375,0.4375]]],"scale_curve":[[[0.015625,0.005266491789370775,0.021413186565041542],[0.0625,0.021049605682492256,0.08558622002601624],[0.25,0.08400938659906387,0.3415762782096863]]]},"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":"[\"17\",\"4\",\"6\",\"72\"]"}