{"collection":"grad-noise-175k","coord":"t18_x76_u0_b44","data":{"index":135686,"ordinal":"149241338","topo":"o2(x,o2(x,o2(x,x)))","expression":"add(R,pow(R,add(D,D)))","image":"frame_expr-135686.png","measured":true,"step":113895,"globalStep":113895,"value_mean":-0.9143038392066956,"value_positive_fraction":0.04296875,"value_abs_mean":0.9997586011886597,"value_variance":0.16365115344524384,"value_stddev":0.40453818440437317,"value_min":-1,"value_max":1,"value_range":2,"histogram_probability_sum":1,"histogram_entropy_bits":0.2653351426124573,"gradient_energy_x":0.016886886209249496,"gradient_energy_y":0.0162472203373909,"gradient_magnitude_mean":0.01662137173116207,"gradient_axis_bias":0.019305359572172165,"gradient_nonzero_flag":1,"laplacian_mean":0.000001075737031897006,"laplacian_energy":0.06945451349020004,"laplacian_abs_mean":0.03333784267306328,"gradient_magnitude_variance":0.03284700587391853,"gradient_magnitude_stddev":0.18123742938041687,"gradient_magnitude_cv":10.903879165649414,"gradient_magnitude_max":2.8284270763397217,"gradient_energy_over_variance":0.2024679034948349,"laplacian_energy_over_variance":0.42440587282180786,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.02525372803211212,"scale_diff2_mid":0.10881909728050232,"scale_diff2_far":0.27340683341026306,"scale_diff2_near_over_variance":0.15431438386440277,"scale_diff2_mid_over_variance":0.6649454832077026,"scale_diff2_far_over_variance":1.6706684827804565,"value_histogram":[[[0.95703125,0.95703125,0.95703125],[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],[0.000152587890625,0.000152587890625,0.000152587890625],[0.00018310546875,0.00018310546875,0.00018310546875],[0.0003204345703125,0.0003204345703125,0.0003204345703125],[0.0002899169921875,0.0002899169921875,0.0002899169921875],[0.0001220703125,0.0001220703125,0.0001220703125],[0.041900634765625,0.041900634765625,0.041900634765625]]],"scale_curve":[[[0.015625,0.02525372803211212,0.15431438386440277],[0.0625,0.10881909728050232,0.6649454832077026],[0.25,0.27340683341026306,1.6706684827804565]]]},"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":"[\"18\",\"76\",\"0\",\"44\"]"}