{"collection":"grad-noise-175k","coord":"t16_x4_u3_b108","data":{"index":78487,"ordinal":"130091931","topo":"o2(x,o1(o2(x,x)))","expression":"dot(P,flr(dot(D,D)))","image":"frame_expr-078487.png","measured":true,"step":115903,"globalStep":115903,"value_mean":-6.467696378464893e-10,"value_positive_fraction":0.2745361328125,"value_abs_mean":0.012756557203829288,"value_variance":0.0010787688661366701,"value_stddev":0.03284461796283722,"value_min":-0.30991965532302856,"value_max":0.30991965532302856,"value_range":0.6198393106460571,"histogram_probability_sum":1,"histogram_entropy_bits":1.3102694749832153,"gradient_energy_x":0.0011320066405460238,"gradient_energy_y":0.0011320061748847365,"gradient_magnitude_mean":0.021973077207803726,"gradient_axis_bias":2.0567961200868012e-7,"gradient_nonzero_flag":1,"laplacian_mean":4.2647489706393316e-11,"laplacian_energy":0.010753934271633625,"laplacian_abs_mean":0.04292465001344681,"gradient_magnitude_variance":0.001781253144145012,"gradient_magnitude_stddev":0.04220489412546158,"gradient_magnitude_cv":1.9207547903060913,"gradient_magnitude_max":0.43829259276390076,"gradient_energy_over_variance":2.098700523376465,"laplacian_energy_over_variance":9.968709945678711,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.0009843953885138035,"scale_diff2_mid":0.0008066698792390525,"scale_diff2_far":0.00010251150524709374,"scale_diff2_near_over_variance":0.9125174283981323,"scale_diff2_mid_over_variance":0.7477689385414124,"scale_diff2_far_over_variance":0.09502638131380081,"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],[0.0004119873046875,0.0004119873046875,0.0004119873046875],[0.00213623046875,0.00213623046875,0.00213623046875],[0.00616455078125,0.00616455078125,0.00616455078125],[0.0229034423828125,0.0229034423828125,0.0229034423828125],[0.2887115478515625,0.2887115478515625,0.2887115478515625],[0.6480560302734375,0.6480560302734375,0.6480560302734375],[0.0229034423828125,0.0229034423828125,0.0229034423828125],[0.00616455078125,0.00616455078125,0.00616455078125],[0.00213623046875,0.00213623046875,0.00213623046875],[0.0004119873046875,0.0004119873046875,0.0004119873046875],[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":[[[0.015625,0.0009843953885138035,0.9125174283981323],[0.0625,0.0008066698792390525,0.7477689385414124],[0.25,0.00010251150524709374,0.09502638131380081]]]},"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\",\"4\",\"3\",\"108\"]"}