{"collection":"grad-noise-175k","coord":"t20_x75_u0_b158","data":{"index":174749,"ordinal":"165442253","topo":"o2(x,o2(o2(x,x),x))","expression":"sub(R,div(pow(R,D),P))","image":"frame_expr-174749.png","measured":true,"step":106399,"globalStep":106399,"value_mean":-0.938556432723999,"value_positive_fraction":0.03515625,"value_abs_mean":0.9911305904388428,"value_variance":0.10567907243967056,"value_stddev":0.3250831663608551,"value_min":-1,"value_max":1,"value_range":2,"histogram_probability_sum":1,"histogram_entropy_bits":0.3324550986289978,"gradient_energy_x":0.011323635466396809,"gradient_energy_y":0.00935284048318863,"gradient_magnitude_mean":0.01239997148513794,"gradient_axis_bias":0.09531581401824951,"gradient_nonzero_flag":1,"laplacian_mean":0.000006021191893523792,"laplacian_energy":0.04313177615404129,"laplacian_abs_mean":0.023599898442626,"gradient_magnitude_variance":0.020521990954875946,"gradient_magnitude_stddev":0.14325498044490814,"gradient_magnitude_cv":11.552847862243652,"gradient_magnitude_max":2.8284270763397217,"gradient_energy_over_variance":0.19565343856811523,"laplacian_energy_over_variance":0.4081392288208008,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.020833659917116165,"scale_diff2_mid":0.0863005667924881,"scale_diff2_far":0.21212707459926605,"scale_diff2_near_over_variance":0.19714082777500153,"scale_diff2_mid_over_variance":0.8166286945343018,"scale_diff2_far_over_variance":2.0072760581970215,"value_histogram":[[[0.96484375,0.96484375,0.96484375],[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],[0.0007171630859375,0.0007171630859375,0.0007171630859375],[0.0016937255859375,0.0016937255859375,0.0016937255859375],[0.0011444091796875,0.0011444091796875,0.0011444091796875],[0.001068115234375,0.001068115234375,0.001068115234375],[0.0015716552734375,0.0015716552734375,0.0015716552734375],[0.0018463134765625,0.0018463134765625,0.0018463134765625],[0.0028533935546875,0.0028533935546875,0.0028533935546875],[0.00286865234375,0.00286865234375,0.00286865234375],[0.002288818359375,0.002288818359375,0.002288818359375],[0.0031280517578125,0.0031280517578125,0.0031280517578125],[0.0020751953125,0.0020751953125,0.0020751953125],[0.001800537109375,0.001800537109375,0.001800537109375],[0.0121002197265625,0.0121002197265625,0.0121002197265625]]],"scale_curve":[[[0.015625,0.020833659917116165,0.19714082777500153],[0.0625,0.0863005667924881,0.8166286945343018],[0.25,0.21212707459926605,2.0072760581970215]]]},"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":"[\"20\",\"75\",\"0\",\"158\"]"}