{"collection":"grad-noise-175k","coord":"t19_x10_u5_b9","data":{"index":145731,"ordinal":"154696443","topo":"o2(x,o2(o1(x),x))","expression":"add(D,dot(sgn(P),D))","image":"frame_expr-145731.png","measured":true,"step":45855,"globalStep":45855,"value_mean":-0.0357549823820591,"value_positive_fraction":0.426055908203125,"value_abs_mean":0.15739117562770844,"value_variance":0.03654477372765541,"value_stddev":0.19116687774658203,"value_min":-0.657302737236023,"value_max":0.43624788522720337,"value_range":1.093550682067871,"histogram_probability_sum":1,"histogram_entropy_bits":3.6133735179901123,"gradient_energy_x":0.0032597053796052933,"gradient_energy_y":0.0016145264962688088,"gradient_magnitude_mean":0.06082896143198013,"gradient_axis_bias":0.33752578496932983,"gradient_nonzero_flag":1,"laplacian_mean":0.0006326949223875999,"laplacian_energy":0.0007368346559815109,"laplacian_abs_mean":0.022071635350584984,"gradient_magnitude_variance":0.0011751455022022128,"gradient_magnitude_stddev":0.03428039327263832,"gradient_magnitude_cv":0.5635538101196289,"gradient_magnitude_max":0.1388309746980667,"gradient_energy_over_variance":0.13337698578834534,"laplacian_energy_over_variance":0.020162517204880714,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.009499107487499714,"scale_diff2_mid":0.07026802003383636,"scale_diff2_far":0.013647207990288734,"scale_diff2_near_over_variance":0.25993067026138306,"scale_diff2_mid_over_variance":1.9227925539016724,"scale_diff2_far_over_variance":0.3734380006790161,"value_histogram":[[[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0.000244140625,0.000244140625,0.000244140625],[0.000701904296875,0.000701904296875,0.000701904296875],[0.005859375,0.005859375,0.005859375],[0.00738525390625,0.00738525390625,0.00738525390625],[0.03485107421875,0.03485107421875,0.03485107421875],[0.037139892578125,0.037139892578125,0.037139892578125],[0.05340576171875,0.05340576171875,0.05340576171875],[0.057403564453125,0.057403564453125,0.057403564453125],[0.1376953125,0.1376953125,0.1376953125],[0.13092041015625,0.13092041015625,0.13092041015625],[0.10833740234375,0.10833740234375,0.10833740234375],[0.0899658203125,0.0899658203125,0.0899658203125],[0.115631103515625,0.115631103515625,0.115631103515625],[0.1187744140625,0.1187744140625,0.1187744140625],[0.030975341796875,0.030975341796875,0.030975341796875],[0.02734375,0.02734375,0.02734375],[0.022430419921875,0.022430419921875,0.022430419921875],[0.02093505859375,0.02093505859375,0.02093505859375],[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":[[[0.015625,0.009499107487499714,0.25993067026138306],[0.0625,0.07026802003383636,1.9227925539016724],[0.25,0.013647207990288734,0.3734380006790161]]]},"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\",\"10\",\"5\",\"9\"]"}