{"collection":"grad-noise-175k","coord":"t19_x4_u6_b14","data":{"index":140775,"ordinal":"154454243","topo":"o2(x,o2(o1(x),x))","expression":"sub(P,div(nrm(D),D))","image":"frame_expr-140775.png","measured":true,"step":6207,"globalStep":6207,"value_mean":-0.3639373183250427,"value_positive_fraction":0.31591796875,"value_abs_mean":0.9406466484069824,"value_variance":0.7896263003349304,"value_stddev":0.8886091709136963,"value_min":-1,"value_max":1,"value_range":2,"histogram_probability_sum":1,"histogram_entropy_bits":1.8004181385040283,"gradient_energy_x":0.032627563923597336,"gradient_energy_y":0.03101526014506817,"gradient_magnitude_mean":0.07222048938274384,"gradient_axis_bias":0.02533363178372383,"gradient_nonzero_flag":1,"laplacian_mean":-0.001838984782807529,"laplacian_energy":0.09706277400255203,"laplacian_abs_mean":0.08039639890193939,"gradient_magnitude_variance":0.05839722976088524,"gradient_magnitude_stddev":0.24165518581867218,"gradient_magnitude_cv":3.3460750579833984,"gradient_magnitude_max":2.389049768447876,"gradient_energy_over_variance":0.08059865981340408,"laplacian_energy_over_variance":0.12292241305112839,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.08943871408700943,"scale_diff2_mid":0.37559863924980164,"scale_diff2_far":0.21230989694595337,"scale_diff2_near_over_variance":0.11326713860034943,"scale_diff2_mid_over_variance":0.4756663143634796,"scale_diff2_far_over_variance":0.2688738703727722,"value_histogram":[[[0.62939453125,0.62939453125,0.62939453125],[0.00244140625,0.00244140625,0.00244140625],[0.0048828125,0.0048828125,0.0048828125],[0.0029296875,0.0029296875,0.0029296875],[0.001953125,0.001953125,0.001953125],[0.0009765625,0.0009765625,0.0009765625],[0.00341796875,0.00341796875,0.00341796875],[0.0029296875,0.0029296875,0.0029296875],[0.00390625,0.00390625,0.00390625],[0.00341796875,0.00341796875,0.00341796875],[0.0068359375,0.0068359375,0.0068359375],[0.0029296875,0.0029296875,0.0029296875],[0.00537109375,0.00537109375,0.00537109375],[0.00244140625,0.00244140625,0.00244140625],[0.00634765625,0.00634765625,0.00634765625],[0.00390625,0.00390625,0.00390625],[0.0048828125,0.0048828125,0.0048828125],[0.00244140625,0.00244140625,0.00244140625],[0.0048828125,0.0048828125,0.0048828125],[0.0029296875,0.0029296875,0.0029296875],[0.001953125,0.001953125,0.001953125],[0.0009765625,0.0009765625,0.0009765625],[0.00341796875,0.00341796875,0.00341796875],[0.0029296875,0.0029296875,0.0029296875],[0.00341796875,0.00341796875,0.00341796875],[0.00341796875,0.00341796875,0.00341796875],[0.0068359375,0.0068359375,0.0068359375],[0.0029296875,0.0029296875,0.0029296875],[0.00537109375,0.00537109375,0.00537109375],[0.00244140625,0.00244140625,0.00244140625],[0.00634765625,0.00634765625,0.00634765625],[0.2607421875,0.2607421875,0.2607421875]]],"scale_curve":[[[0.015625,0.08943871408700943,0.11326713860034943],[0.0625,0.37559863924980164,0.4756663143634796],[0.25,0.21230989694595337,0.2688738703727722]]]},"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\",\"4\",\"6\",\"14\"]"}