{"collection":"grad-noise-175k","coord":"t19_x10_u2_b42","data":{"index":145401,"ordinal":"154695873","topo":"o2(x,o2(o1(x),x))","expression":"div(D,dot(frc(P),D))","image":"frame_expr-145401.png","measured":true,"step":43215,"globalStep":43215,"value_mean":0,"value_positive_fraction":0.5,"value_abs_mean":1,"value_variance":1,"value_stddev":1,"value_min":-1,"value_max":1,"value_range":2,"histogram_probability_sum":1,"histogram_entropy_bits":1,"gradient_energy_x":0.4920635223388672,"gradient_energy_y":0,"gradient_magnitude_mean":0.2460317611694336,"gradient_axis_bias":1,"gradient_nonzero_flag":1,"laplacian_mean":0,"laplacian_energy":0.9841270446777344,"laplacian_abs_mean":0.4920635223388672,"gradient_magnitude_variance":0.4315209984779358,"gradient_magnitude_stddev":0.656902551651001,"gradient_magnitude_cv":2.6699910163879395,"gradient_magnitude_max":2,"gradient_energy_over_variance":0.4920635223388672,"laplacian_energy_over_variance":0.9841270446777344,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.49473685026168823,"scale_diff2_mid":2,"scale_diff2_far":0,"scale_diff2_near_over_variance":0.49473685026168823,"scale_diff2_mid_over_variance":2,"scale_diff2_far_over_variance":0,"value_histogram":[[[0.5,0.5,0.5],[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],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0.5,0.5,0.5]]],"scale_curve":[[[0.015625,0.49473685026168823,0.49473685026168823],[0.0625,2,2],[0.25,0,0]]]},"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\",\"2\",\"42\"]"}