{"collection":"grad-noise-175k","coord":"t13_x0_u5_b1","data":{"index":42113,"ordinal":"105568819","topo":"o1(o2(o1(x),x))","expression":"sqt(sub(sgn(P),P))","image":"frame_expr-042113.png","measured":true,"step":16911,"globalStep":16911,"value_mean":-0.03125,"value_positive_fraction":0.4375,"value_abs_mean":0.84375,"value_variance":0.8353714346885681,"value_stddev":0.9139865636825562,"value_min":-1,"value_max":1,"value_range":2,"histogram_probability_sum":1,"histogram_entropy_bits":1.7568165063858032,"gradient_energy_x":0.004321189131587744,"gradient_energy_y":0,"gradient_magnitude_mean":0.007936638779938221,"gradient_axis_bias":0.9999999403953552,"gradient_nonzero_flag":1,"laplacian_mean":-4.730527636276349e-10,"laplacian_energy":0.007952634245157242,"laplacian_abs_mean":0.008864324539899826,"gradient_magnitude_variance":0.00425700144842267,"gradient_magnitude_stddev":0.06524569541215897,"gradient_magnitude_cv":8.22082233428955,"gradient_magnitude_max":1,"gradient_energy_over_variance":0.0051727755926549435,"laplacian_energy_over_variance":0.009519877843558788,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.006188621744513512,"scale_diff2_mid":0.03319534286856651,"scale_diff2_far":0.15930727124214172,"scale_diff2_near_over_variance":0.007408227305859327,"scale_diff2_mid_over_variance":0.03973722457885742,"scale_diff2_far_over_variance":0.19070231914520264,"value_histogram":[[[0.4375,0.4375,0.4375],[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],[0.13671875,0.13671875,0.13671875],[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":[[[0.015625,0.006188621744513512,0.007408227305859327],[0.0625,0.03319534286856651,0.03973722457885742],[0.25,0.15930727124214172,0.19070231914520264]]]},"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":"[\"13\",\"0\",\"5\",\"1\"]"}