{"collection":"grad-noise-175k","coord":"t16_x13_u4_b20","data":{"index":86143,"ordinal":"130455653","topo":"o2(x,o1(o2(x,x)))","expression":"sub(D,cil(dot(D,D)))","image":"frame_expr-086143.png","measured":true,"step":5951,"globalStep":5951,"value_mean":-0.9540293216705322,"value_positive_fraction":0,"value_abs_mean":0.9540293216705322,"value_variance":0.0030207019299268723,"value_stddev":0.054960913956165314,"value_min":-1,"value_max":-0.8545840382575989,"value_range":0.14541596174240112,"histogram_probability_sum":1,"histogram_entropy_bits":1.3176069259643555,"gradient_energy_x":0.0006829084595665336,"gradient_energy_y":0.000013215820217737928,"gradient_magnitude_mean":0.017971567809581757,"gradient_axis_bias":0.9620302319526672,"gradient_nonzero_flag":1,"laplacian_mean":-0.00014705033390782773,"laplacian_energy":0.0004145609855186194,"laplacian_abs_mean":0.015011669136583805,"gradient_magnitude_variance":0.0003730466414708644,"gradient_magnitude_stddev":0.019314415752887726,"gradient_magnitude_cv":1.0747207403182983,"gradient_magnitude_max":0.056044090539216995,"gradient_energy_over_variance":0.23045116662979126,"laplacian_energy_over_variance":0.1372399479150772,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.0012070912634953856,"scale_diff2_mid":0.005191680509597063,"scale_diff2_far":0,"scale_diff2_near_over_variance":0.39960622787475586,"scale_diff2_mid_over_variance":1.7187000513076782,"scale_diff2_far_over_variance":0,"value_histogram":[[[0.625,0.625,0.625],[0.2265625,0.2265625,0.2265625],[0.1484375,0.1484375,0.1484375],[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],[0,0,0],[0,0,0],[0,0,0],[0,0,0]]],"scale_curve":[[[0.015625,0.0012070912634953856,0.39960622787475586],[0.0625,0.005191680509597063,1.7187000513076782],[0.25,0,0]]]},"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\",\"13\",\"4\",\"20\"]"}