{"collection":"grad-noise-175k","coord":"t20_x68_u0_b146","data":{"index":173330,"ordinal":"165159434","topo":"o2(x,o2(o2(x,x),x))","expression":"sub(R,mlt(div(D,D),R))","image":"frame_expr-173330.png","measured":true,"step":95047,"globalStep":95047,"value_mean":2.1071493161439747e-10,"value_positive_fraction":0,"value_abs_mean":1.050144060599223e-8,"value_variance":3.1695424961818164e-16,"value_stddev":1.780320957323056e-8,"value_min":-5.9118285378190194e-8,"value_max":5.805008385095789e-8,"value_range":1.1716836922914808e-7,"histogram_probability_sum":1,"histogram_entropy_bits":0.3264046609401703,"gradient_energy_x":5.352174612386533e-16,"gradient_energy_y":4.54961579177231e-18,"gradient_magnitude_mean":1.679666539189384e-8,"gradient_axis_bias":0.0005306678358465433,"gradient_nonzero_flag":0,"laplacian_mean":6.882850539513541e-11,"laplacian_energy":1.7553812331318002e-15,"laplacian_abs_mean":3.259030378899297e-8,"gradient_magnitude_variance":2.576433350553206e-16,"gradient_magnitude_stddev":1.6051272311301545e-8,"gradient_magnitude_cv":0.9556225538253784,"gradient_magnitude_max":6.551900355589169e-8,"gradient_energy_over_variance":0.0005397670902311802,"laplacian_energy_over_variance":0.0017553812358528376,"variance_normalization_valid_flag":0,"gradient_cv_valid_flag":1,"scale_diff2_near":2.0878264977454013e-16,"scale_diff2_mid":3.4492475984417633e-16,"scale_diff2_far":5.840851742459181e-16,"scale_diff2_near_over_variance":0.00020878264331258833,"scale_diff2_mid_over_variance":0.00034492474514991045,"scale_diff2_far_over_variance":0.0005840851808898151,"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],[0.0597381591796875,0.0597381591796875,0.0597381591796875],[0.9402618408203125,0.9402618408203125,0.9402618408203125],[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":[[[0.015625,2.0878264977454013e-16,0.00020878264331258833],[0.0625,3.4492475984417633e-16,0.00034492474514991045],[0.25,5.840851742459181e-16,0.0005840851808898151]]]},"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\",\"68\",\"0\",\"146\"]"}