{"collection":"grad-noise-175k","coord":"t19_x4_u0_b89","data":{"index":140124,"ordinal":"154453112","topo":"o2(x,o2(o1(x),x))","expression":"min(P,sub(sqt(D),D))","image":"frame_expr-140124.png","measured":true,"step":999,"globalStep":999,"value_mean":-0.0792083889245987,"value_positive_fraction":0.5,"value_abs_mean":0.8582912087440491,"value_variance":0.8125956654548645,"value_stddev":0.9014408588409424,"value_min":-1,"value_max":1,"value_range":2,"histogram_probability_sum":1,"histogram_entropy_bits":2.5752570629119873,"gradient_energy_x":0.02577783912420273,"gradient_energy_y":0,"gradient_magnitude_mean":0.05532738193869591,"gradient_axis_bias":1,"gradient_nonzero_flag":1,"laplacian_mean":1.4191582353717536e-9,"laplacian_energy":0.047540634870529175,"laplacian_abs_mean":0.06490662693977356,"gradient_magnitude_variance":0.022712988778948784,"gradient_magnitude_stddev":0.15070828795433044,"gradient_magnitude_cv":2.7239367961883545,"gradient_magnitude_max":0.8536425232887268,"gradient_energy_over_variance":0.03172283619642258,"laplacian_energy_over_variance":0.05850465968251228,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.02836240828037262,"scale_diff2_mid":0.07907702773809433,"scale_diff2_far":0.19098450243473053,"scale_diff2_near_over_variance":0.03490347042679787,"scale_diff2_mid_over_variance":0.09731411188840866,"scale_diff2_far_over_variance":0.2350301742553711,"value_histogram":[[[0.44921875,0.44921875,0.44921875],[0.00390625,0.00390625,0.00390625],[0.00390625,0.00390625,0.00390625],[0.00390625,0.00390625,0.00390625],[0,0,0],[0.00390625,0.00390625,0.00390625],[0,0,0],[0.00390625,0.00390625,0.00390625],[0.00390625,0.00390625,0.00390625],[0,0,0],[0.00390625,0.00390625,0.00390625],[0,0,0],[0.00390625,0.00390625,0.00390625],[0.00390625,0.00390625,0.00390625],[0.00390625,0.00390625,0.00390625],[0.01171875,0.01171875,0.01171875],[0.01171875,0.01171875,0.01171875],[0.00390625,0.00390625,0.00390625],[0.03125,0.03125,0.03125],[0.01953125,0.01953125,0.01953125],[0.015625,0.015625,0.015625],[0.01171875,0.01171875,0.01171875],[0.01171875,0.01171875,0.01171875],[0.01953125,0.01953125,0.01953125],[0.0078125,0.0078125,0.0078125],[0.00390625,0.00390625,0.00390625],[0.015625,0.015625,0.015625],[0.00390625,0.00390625,0.00390625],[0.01171875,0.01171875,0.01171875],[0.01171875,0.01171875,0.01171875],[0.0078125,0.0078125,0.0078125],[0.3125,0.3125,0.3125]]],"scale_curve":[[[0.015625,0.02836240828037262,0.03490347042679787],[0.0625,0.07907702773809433,0.09731411188840866],[0.25,0.19098450243473053,0.2350301742553711]]]},"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":"[\"19\",\"4\",\"0\",\"89\"]"}