{"collection":"grad-noise-175k","coord":"t19_x1_u1_b33","data":{"index":137648,"ordinal":"154332054","topo":"o2(x,o2(o1(x),x))","expression":"div(P,add(log(P),D))","image":"frame_expr-137648.png","measured":true,"step":129591,"globalStep":129591,"value_mean":-0.10960376262664795,"value_positive_fraction":0.43359375,"value_abs_mean":0.9767982959747314,"value_variance":0.9611309170722961,"value_stddev":0.9803728461265564,"value_min":-1,"value_max":1,"value_range":2,"histogram_probability_sum":1,"histogram_entropy_bits":1.2368537187576294,"gradient_energy_x":0.052324578166007996,"gradient_energy_y":0,"gradient_magnitude_mean":0.0317436158657074,"gradient_axis_bias":0.9999999403953552,"gradient_nonzero_flag":1,"laplacian_mean":0,"laplacian_energy":0.13519209623336792,"laplacian_abs_mean":0.057761866599321365,"gradient_magnitude_variance":0.05130106210708618,"gradient_magnitude_stddev":0.22649738192558289,"gradient_magnitude_cv":7.1352105140686035,"gradient_magnitude_max":2,"gradient_energy_over_variance":0.054440632462501526,"laplacian_energy_over_variance":0.1406593918800354,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.049144960939884186,"scale_diff2_mid":0.11076267808675766,"scale_diff2_far":0.3008558750152588,"scale_diff2_near_over_variance":0.051132429391145706,"scale_diff2_mid_over_variance":0.11524201929569244,"scale_diff2_far_over_variance":0.31302276253700256,"value_histogram":[[[0.53515625,0.53515625,0.53515625],[0,0,0],[0.00390625,0.00390625,0.00390625],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[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],[0.01171875,0.01171875,0.01171875],[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],[0.43359375,0.43359375,0.43359375]]],"scale_curve":[[[0.015625,0.049144960939884186,0.051132429391145706],[0.0625,0.11076267808675766,0.11524201929569244],[0.25,0.3008558750152588,0.31302276253700256]]]},"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\",\"1\",\"1\",\"33\"]"}