{"collection":"grad-noise-175k","coord":"t19_x3_u2_b34","data":{"index":139464,"ordinal":"154413058","topo":"o2(x,o2(o1(x),x))","expression":"div(P,sub(frc(D),P))","image":"frame_expr-139464.png","measured":true,"step":144119,"globalStep":144119,"value_mean":-0.8838953375816345,"value_positive_fraction":0,"value_abs_mean":0.8838953375816345,"value_variance":0.04800918698310852,"value_stddev":0.21910998225212097,"value_min":-1,"value_max":-0.00014783465303480625,"value_range":0.999852180480957,"histogram_probability_sum":1,"histogram_entropy_bits":2.1056699752807617,"gradient_energy_x":0.002977835014462471,"gradient_energy_y":0,"gradient_magnitude_mean":0.02056035026907921,"gradient_axis_bias":1,"gradient_nonzero_flag":1,"laplacian_mean":-0.00003033579559996724,"laplacian_energy":0.004421605262905359,"laplacian_abs_mean":0.016659565269947052,"gradient_magnitude_variance":0.0025550650898367167,"gradient_magnitude_stddev":0.05054765194654465,"gradient_magnitude_cv":2.4585013389587402,"gradient_magnitude_max":0.46143007278442383,"gradient_energy_over_variance":0.06202635541558266,"laplacian_energy_over_variance":0.0920991450548172,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.0048006451688706875,"scale_diff2_mid":0.029007643461227417,"scale_diff2_far":0.059228476136922836,"scale_diff2_near_over_variance":0.09999429434537888,"scale_diff2_mid_over_variance":0.6042102575302124,"scale_diff2_far_over_variance":1.2336903810501099,"value_histogram":[[[0.609375,0.609375,0.609375],[0.140625,0.140625,0.140625],[0.08203125,0.08203125,0.08203125],[0.04296875,0.04296875,0.04296875],[0.01953125,0.01953125,0.01953125],[0.015625,0.015625,0.015625],[0.01171875,0.01171875,0.01171875],[0.015625,0.015625,0.015625],[0.00390625,0.00390625,0.00390625],[0.00390625,0.00390625,0.00390625],[0.00390625,0.00390625,0.00390625],[0.00390625,0.00390625,0.00390625],[0.0078125,0.0078125,0.0078125],[0.00390625,0.00390625,0.00390625],[0.0078125,0.0078125,0.0078125],[0.02734375,0.02734375,0.02734375],[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":[[[0.015625,0.0048006451688706875,0.09999429434537888],[0.0625,0.029007643461227417,0.6042102575302124],[0.25,0.059228476136922836,1.2336903810501099]]]},"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\",\"3\",\"2\",\"34\"]"}