{"collection":"grad-noise-175k","coord":"t18_x50_u0_b42","data":{"index":130458,"ordinal":"148190910","topo":"o2(x,o2(x,o2(x,x)))","expression":"add(D,div(R,dot(D,R)))","image":"frame_expr-130458.png","measured":true,"step":72071,"globalStep":72071,"value_mean":0.0008079805411398411,"value_positive_fraction":0.5001678466796875,"value_abs_mean":0.8743617534637451,"value_variance":0.8332327008247375,"value_stddev":0.9128158092498779,"value_min":-1,"value_max":1,"value_range":2,"histogram_probability_sum":1,"histogram_entropy_bits":2.679828643798828,"gradient_energy_x":0.38455718755722046,"gradient_energy_y":0.3204696476459503,"gradient_magnitude_mean":0.42798277735710144,"gradient_axis_bias":0.09090084582567215,"gradient_nonzero_flag":1,"laplacian_mean":-0.000038431720895459875,"laplacian_energy":2.4241623878479004,"laplacian_abs_mean":0.7542219161987305,"gradient_magnitude_variance":0.5220097899436951,"gradient_magnitude_stddev":0.7225024104118347,"gradient_magnitude_cv":1.6881576776504517,"gradient_magnitude_max":2.8284270763397217,"gradient_energy_over_variance":0.84613436460495,"laplacian_energy_over_variance":2.909346103668213,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.6936168670654297,"scale_diff2_mid":1.8880535364151,"scale_diff2_far":1.1956642866134644,"scale_diff2_near_over_variance":0.8324407339096069,"scale_diff2_mid_over_variance":2.2659378051757812,"scale_diff2_far_over_variance":1.4349703788757324,"value_histogram":[[[0.3843231201171875,0.3843231201171875,0.3843231201171875],[0.0069427490234375,0.0069427490234375,0.0069427490234375],[0.007232666015625,0.007232666015625,0.007232666015625],[0.007476806640625,0.007476806640625,0.007476806640625],[0.0068511962890625,0.0068511962890625,0.0068511962890625],[0.0074615478515625,0.0074615478515625,0.0074615478515625],[0.006927490234375,0.006927490234375,0.006927490234375],[0.0074920654296875,0.0074920654296875,0.0074920654296875],[0.0084991455078125,0.0084991455078125,0.0084991455078125],[0.0086517333984375,0.0086517333984375,0.0086517333984375],[0.008087158203125,0.008087158203125,0.008087158203125],[0.0079498291015625,0.0079498291015625,0.0079498291015625],[0.0077972412109375,0.0077972412109375,0.0077972412109375],[0.0084075927734375,0.0084075927734375,0.0084075927734375],[0.0074615478515625,0.0074615478515625,0.0074615478515625],[0.0082550048828125,0.0082550048828125,0.0082550048828125],[0.008209228515625,0.008209228515625,0.008209228515625],[0.007476806640625,0.007476806640625,0.007476806640625],[0.0076446533203125,0.0076446533203125,0.0076446533203125],[0.0078125,0.0078125,0.0078125],[0.008056640625,0.008056640625,0.008056640625],[0.008392333984375,0.008392333984375,0.008392333984375],[0.0084381103515625,0.0084381103515625,0.0084381103515625],[0.0078277587890625,0.0078277587890625,0.0078277587890625],[0.0073089599609375,0.0073089599609375,0.0073089599609375],[0.0076904296875,0.0076904296875,0.0076904296875],[0.0079193115234375,0.0079193115234375,0.0079193115234375],[0.00732421875,0.00732421875,0.00732421875],[0.00726318359375,0.00726318359375,0.00726318359375],[0.00653076171875,0.00653076171875,0.00653076171875],[0.00732421875,0.00732421875,0.00732421875],[0.3849639892578125,0.3849639892578125,0.3849639892578125]]],"scale_curve":[[[0.015625,0.6936168670654297,0.8324407339096069],[0.0625,1.8880535364151,2.2659378051757812],[0.25,1.1956642866134644,1.4349703788757324]]]},"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\",\"50\",\"0\",\"42\"]"}