{"collection":"grad-noise-175k","coord":"t20_x52_u0_b134","data":{"index":170102,"ordinal":"164513006","topo":"o2(x,o2(o2(x,x),x))","expression":"sub(D,sub(mlt(R,R),D))","image":"frame_expr-170102.png","measured":true,"step":69223,"globalStep":69223,"value_mean":-0.34708645939826965,"value_positive_fraction":0.161102294921875,"value_abs_mean":0.3842674791812897,"value_variance":0.09799274057149887,"value_stddev":0.3130379319190979,"value_min":-1,"value_max":0.2879824936389923,"value_range":1.28798246383667,"histogram_probability_sum":1,"histogram_entropy_bits":4.245578765869141,"gradient_energy_x":0.007166262716054916,"gradient_energy_y":0.0007846452645026147,"gradient_magnitude_mean":0.07879044115543365,"gradient_axis_bias":0.8026275634765625,"gradient_nonzero_flag":1,"laplacian_mean":-0.000020030678570037708,"laplacian_energy":0.0011961569543927908,"laplacian_abs_mean":0.02933790348470211,"gradient_magnitude_variance":0.0017429471481591463,"gradient_magnitude_stddev":0.041748616844415665,"gradient_magnitude_cv":0.529869019985199,"gradient_magnitude_max":0.21561585366725922,"gradient_energy_over_variance":0.08113772422075272,"laplacian_energy_over_variance":0.012206587940454483,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.015049271285533905,"scale_diff2_mid":0.11973224580287933,"scale_diff2_far":0.10370354354381561,"scale_diff2_near_over_variance":0.1535753756761551,"scale_diff2_mid_over_variance":1.2218481302261353,"scale_diff2_far_over_variance":1.0582778453826904,"value_histogram":[[[0.0444488525390625,0.0444488525390625,0.0444488525390625],[0.02069091796875,0.02069091796875,0.02069091796875],[0.023681640625,0.023681640625,0.023681640625],[0.0302734375,0.0302734375,0.0302734375],[0.0330810546875,0.0330810546875,0.0330810546875],[0.0407867431640625,0.0407867431640625,0.0407867431640625],[0.0472869873046875,0.0472869873046875,0.0472869873046875],[0.0622711181640625,0.0622711181640625,0.0622711181640625],[0.07354736328125,0.07354736328125,0.07354736328125],[0.0841522216796875,0.0841522216796875,0.0841522216796875],[0.083648681640625,0.083648681640625,0.083648681640625],[0.0769805908203125,0.0769805908203125,0.0769805908203125],[0.0622406005859375,0.0622406005859375,0.0622406005859375],[0.0554046630859375,0.0554046630859375,0.0554046630859375],[0.0537567138671875,0.0537567138671875,0.0537567138671875],[0.0465545654296875,0.0465545654296875,0.0465545654296875],[0.049407958984375,0.049407958984375,0.049407958984375],[0.04302978515625,0.04302978515625,0.04302978515625],[0.0360260009765625,0.0360260009765625,0.0360260009765625],[0.0268707275390625,0.0268707275390625,0.0268707275390625],[0.005859375,0.005859375,0.005859375],[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":[[[0.015625,0.015049271285533905,0.1535753756761551],[0.0625,0.11973224580287933,1.2218481302261353],[0.25,0.10370354354381561,1.0582778453826904]]]},"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\",\"52\",\"0\",\"134\"]"}