{"collection":"grad-noise-175k","coord":"t16_x19_u0_b67","data":{"index":90788,"ordinal":"130697302","topo":"o2(x,o1(o2(x,x)))","expression":"lrg(R,sqt(sub(P,D)))","image":"frame_expr-090788.png","measured":true,"step":43111,"globalStep":43111,"value_mean":0.5122346878051758,"value_positive_fraction":0.592620849609375,"value_abs_mean":0.5122346878051758,"value_variance":0.23346339166164398,"value_stddev":0.4831804931163788,"value_min":0,"value_max":1,"value_range":1,"histogram_probability_sum":1,"histogram_entropy_bits":1.688374400138855,"gradient_energy_x":0.004293335136026144,"gradient_energy_y":0.00007781019667163491,"gradient_magnitude_mean":0.013788754120469093,"gradient_axis_bias":0.9643982648849487,"gradient_nonzero_flag":1,"laplacian_mean":-0.0000022666204131382983,"laplacian_energy":0.007572507485747337,"laplacian_abs_mean":0.011610575020313263,"gradient_magnitude_variance":0.004177988972514868,"gradient_magnitude_stddev":0.06463736295700073,"gradient_magnitude_cv":4.687686920166016,"gradient_magnitude_max":0.9994179606437683,"gradient_energy_over_variance":0.01872304268181324,"laplacian_energy_over_variance":0.032435521483421326,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.006173901725560427,"scale_diff2_mid":0.031054576858878136,"scale_diff2_far":0.07423587888479233,"scale_diff2_near_over_variance":0.02644483745098114,"scale_diff2_mid_over_variance":0.133016899228096,"scale_diff2_far_over_variance":0.3179765045642853,"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],[0,0,0],[0.439544677734375,0.439544677734375,0.439544677734375],[0.010101318359375,0.010101318359375,0.010101318359375],[0.009521484375,0.009521484375,0.009521484375],[0.009552001953125,0.009552001953125,0.009552001953125],[0.001312255859375,0.001312255859375,0.001312255859375],[0.008636474609375,0.008636474609375,0.008636474609375],[0.001373291015625,0.001373291015625,0.001373291015625],[0.008758544921875,0.008758544921875,0.008758544921875],[0.008544921875,0.008544921875,0.008544921875],[0.00103759765625,0.00103759765625,0.00103759765625],[0.00836181640625,0.00836181640625,0.00836181640625],[0.000701904296875,0.000701904296875,0.000701904296875],[0.008575439453125,0.008575439453125,0.008575439453125],[0.0089111328125,0.0089111328125,0.0089111328125],[0.008880615234375,0.008880615234375,0.008880615234375],[0.4661865234375,0.4661865234375,0.4661865234375]]],"scale_curve":[[[0.015625,0.006173901725560427,0.02644483745098114],[0.0625,0.031054576858878136,0.133016899228096],[0.25,0.07423587888479233,0.3179765045642853]]]},"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":"[\"16\",\"19\",\"0\",\"67\"]"}