{"collection":"grad-noise-175k","coord":"t6_x1_u0_b17","data":{"index":1794,"ordinal":"48764024","topo":"o2(x,o2(x,x))","expression":"sub(P,lrg(P,D))","image":"frame_expr-001794.png","measured":true,"step":14359,"globalStep":14359,"value_mean":-0.09375,"value_positive_fraction":0.4375,"value_abs_mean":0.90625,"value_variance":0.8900453448295593,"value_stddev":0.9434221386909485,"value_min":-1,"value_max":1,"value_range":2,"histogram_probability_sum":1,"histogram_entropy_bits":1.6210275888442993,"gradient_energy_x":0.004321189131587744,"gradient_energy_y":0,"gradient_magnitude_mean":0.007936639711260796,"gradient_axis_bias":0.9999999403953552,"gradient_nonzero_flag":1,"laplacian_mean":-4.730527636276349e-10,"laplacian_energy":0.007952633313834667,"laplacian_abs_mean":0.008864322677254677,"gradient_magnitude_variance":0.00425700331106782,"gradient_magnitude_stddev":0.06524571031332016,"gradient_magnitude_cv":8.220823287963867,"gradient_magnitude_max":1,"gradient_energy_over_variance":0.004855021368712187,"laplacian_energy_over_variance":0.008935087360441685,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0,"scale_diff2_mid":0,"scale_diff2_far":0.006188621744513512,"scale_diff2_near_over_variance":0,"scale_diff2_mid_over_variance":0,"scale_diff2_far_over_variance":0.006953153293579817,"value_histogram":[[[0.5,0.5,0.5],[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],[0.07421875,0.07421875,0.07421875],[0.00390625,0.00390625,0.00390625],[0.00390625,0.00390625,0.00390625],[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],[0,0,0],[0.00390625,0.00390625,0.00390625],[0,0,0],[0.00390625,0.00390625,0.00390625],[0.00390625,0.00390625,0.00390625],[0.00390625,0.00390625,0.00390625],[0.38671875,0.38671875,0.38671875]]],"scale_curve":[[[0.015625,0,0],[0.0625,0,0],[0.25,0.006188621744513512,0.006953153293579817]]]},"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\",\"1\",\"0\",\"17\"]"}