{"collection":"grad-noise-175k","coord":"t19_x17_u6_b14","data":{"index":151786,"ordinal":"154979456","topo":"o2(x,o2(o1(x),x))","expression":"sub(D,div(nrm(R),R))","image":"frame_expr-151786.png","measured":true,"step":94295,"globalStep":94295,"value_mean":-0.9376196265220642,"value_positive_fraction":0,"value_abs_mean":0.9376196265220642,"value_variance":0.009968004189431667,"value_stddev":0.09983988851308823,"value_min":-1,"value_max":-0.5068933367729187,"value_range":0.4931066632270813,"histogram_probability_sum":1,"histogram_entropy_bits":1.6277167797088623,"gradient_energy_x":0.0008373380405828357,"gradient_energy_y":0.0002030124160228297,"gradient_magnitude_mean":0.018965087831020355,"gradient_axis_bias":0.6097230315208435,"gradient_nonzero_flag":1,"laplacian_mean":0.000007542165349150309,"laplacian_energy":0.0004260767309460789,"laplacian_abs_mean":0.010866347700357437,"gradient_magnitude_variance":0.0006806689198128879,"gradient_magnitude_stddev":0.026089632883667946,"gradient_magnitude_cv":1.3756663799285889,"gradient_magnitude_max":0.206959068775177,"gradient_energy_over_variance":0.10436897724866867,"laplacian_energy_over_variance":0.042744435369968414,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.001929493504576385,"scale_diff2_mid":0.012809370644390583,"scale_diff2_far":0.01530351024121046,"scale_diff2_near_over_variance":0.19356869161128998,"scale_diff2_mid_over_variance":1.2850487232208252,"scale_diff2_far_over_variance":1.535263180732727,"value_histogram":[[[0.6880035400390625,0.6880035400390625,0.6880035400390625],[0.090484619140625,0.090484619140625,0.090484619140625],[0.0796356201171875,0.0796356201171875,0.0796356201171875],[0.0639190673828125,0.0639190673828125,0.0639190673828125],[0.0427398681640625,0.0427398681640625,0.0427398681640625],[0.0259857177734375,0.0259857177734375,0.0259857177734375],[0.0081024169921875,0.0081024169921875,0.0081024169921875],[0.001129150390625,0.001129150390625,0.001129150390625],[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],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0]]],"scale_curve":[[[0.015625,0.001929493504576385,0.19356869161128998],[0.0625,0.012809370644390583,1.2850487232208252],[0.25,0.01530351024121046,1.535263180732727]]]},"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\",\"17\",\"6\",\"14\"]"}