{"collection":"grad-noise-175k","coord":"t20_x39_u0_b38","data":{"index":167393,"ordinal":"163987697","topo":"o2(x,o2(o2(x,x),x))","expression":"add(D,div(mod(D,D),P))","image":"frame_expr-167393.png","measured":true,"step":47551,"globalStep":47551,"value_mean":-0.11932311207056046,"value_positive_fraction":0.44921875,"value_abs_mean":0.21656106412410736,"value_variance":0.12329240888357162,"value_stddev":0.3511301875114441,"value_min":-1,"value_max":0.3508349061012268,"value_range":1.350834846496582,"histogram_probability_sum":1,"histogram_entropy_bits":3.0365679264068604,"gradient_energy_x":0.014224370941519737,"gradient_energy_y":0,"gradient_magnitude_mean":0.062207840383052826,"gradient_axis_bias":1,"gradient_nonzero_flag":1,"laplacian_mean":-0.00009234895696863532,"laplacian_energy":0.026527591049671173,"laplacian_abs_mean":0.09118050336837769,"gradient_magnitude_variance":0.010354547761380672,"gradient_magnitude_stddev":0.10175729542970657,"gradient_magnitude_cv":1.635763168334961,"gradient_magnitude_max":1.030958890914917,"gradient_energy_over_variance":0.11537102609872818,"laplacian_energy_over_variance":0.21515998244285583,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.01893443800508976,"scale_diff2_mid":0.0734749287366867,"scale_diff2_far":0.17832811176776886,"scale_diff2_near_over_variance":0.1535734385251999,"scale_diff2_mid_over_variance":0.5959404110908508,"scale_diff2_far_over_variance":1.4463835954666138,"value_histogram":[[[0.125,0.125,0.125],[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],[0.015625,0.015625,0.015625],[0.14453125,0.14453125,0.14453125],[0.1484375,0.1484375,0.1484375],[0.1171875,0.1171875,0.1171875],[0.12109375,0.12109375,0.12109375],[0.1484375,0.1484375,0.1484375],[0.14453125,0.14453125,0.14453125],[0.0234375,0.0234375,0.0234375],[0.00390625,0.00390625,0.00390625],[0.0078125,0.0078125,0.0078125],[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":[[[0.015625,0.01893443800508976,0.1535734385251999],[0.0625,0.0734749287366867,0.5959404110908508],[0.25,0.17832811176776886,1.4463835954666138]]]},"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\",\"39\",\"0\",\"38\"]"}