{"collection":"grad-noise-175k","coord":"t20_x28_u0_b124","data":{"index":165268,"ordinal":"163543372","topo":"o2(x,o2(o2(x,x),x))","expression":"sub(D,add(div(P,P),D))","image":"frame_expr-165268.png","measured":true,"step":30551,"globalStep":30551,"value_mean":-1,"value_positive_fraction":0,"value_abs_mean":1,"value_variance":6.661338147750939e-16,"value_stddev":2.5809567816281742e-8,"value_min":-1,"value_max":-0.9999999403953552,"value_range":5.960464477539063e-8,"histogram_probability_sum":1,"histogram_entropy_bits":0,"gradient_energy_x":1.6917684499880714e-16,"gradient_energy_y":0,"gradient_magnitude_mean":2.838316470743507e-9,"gradient_axis_bias":0.00016917684115469456,"gradient_nonzero_flag":0,"laplacian_mean":-1.1353265882974029e-8,"laplacian_energy":2.7068295199809142e-15,"laplacian_abs_mean":1.1353265882974029e-8,"gradient_magnitude_variance":1.6110186815439508e-16,"gradient_magnitude_stddev":1.2692590978247154e-8,"gradient_magnitude_cv":4.4718732833862305,"gradient_magnitude_max":5.960464477539063e-8,"gradient_energy_over_variance":0.00016917684115469456,"laplacian_energy_over_variance":0.002706829458475113,"variance_normalization_valid_flag":0,"gradient_cv_valid_flag":1,"scale_diff2_near":1.0284171119749282e-16,"scale_diff2_mid":4.3941459383284374e-16,"scale_diff2_far":5.142085559874641e-16,"scale_diff2_near_over_variance":0.00010284171003149822,"scale_diff2_mid_over_variance":0.0004394145798869431,"scale_diff2_far_over_variance":0.000514208571985364,"value_histogram":[[[1,1,1],[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],[0,0,0],[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]]],"scale_curve":[[[0.015625,1.0284171119749282e-16,0.00010284171003149822],[0.0625,4.3941459383284374e-16,0.0004394145798869431],[0.25,5.142085559874641e-16,0.000514208571985364]]]},"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":"[\"20\",\"28\",\"0\",\"124\"]"}