{"collection":"grad-noise-175k","coord":"t19_x6_u2_b34","data":{"index":142005,"ordinal":"154534261","topo":"o2(x,o2(o1(x),x))","expression":"div(P,sub(frc(R),P))","image":"frame_expr-142005.png","measured":true,"step":16047,"globalStep":16047,"value_mean":-0.8847292065620422,"value_positive_fraction":0,"value_abs_mean":0.8847292065620422,"value_variance":0.04414479061961174,"value_stddev":0.21010661125183105,"value_min":-1,"value_max":-0.00015224247181322426,"value_range":0.9998477697372437,"histogram_probability_sum":1,"histogram_entropy_bits":2.1747922897338867,"gradient_energy_x":0.0011325820814818144,"gradient_energy_y":0.00006120882608229294,"gradient_magnitude_mean":0.010062029585242271,"gradient_axis_bias":0.8974546194076538,"gradient_nonzero_flag":1,"laplacian_mean":0.00000571236569157918,"laplacian_energy":0.0005441840039566159,"laplacian_abs_mean":0.004038651939481497,"gradient_magnitude_variance":0.0010928079718723893,"gradient_magnitude_stddev":0.033057644963264465,"gradient_magnitude_cv":3.2853853702545166,"gradient_magnitude_max":0.5828657746315002,"gradient_energy_over_variance":0.02704262174665928,"laplacian_energy_over_variance":0.012327252887189388,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.002781373681500554,"scale_diff2_mid":0.024179933592677116,"scale_diff2_far":0.05760042369365692,"scale_diff2_near_over_variance":0.06300570070743561,"scale_diff2_mid_over_variance":0.5477414727210999,"scale_diff2_far_over_variance":1.3048068284988403,"value_histogram":[[[0.5817413330078125,0.5817413330078125,0.5817413330078125],[0.1587371826171875,0.1587371826171875,0.1587371826171875],[0.0908355712890625,0.0908355712890625,0.0908355712890625],[0.0412139892578125,0.0412139892578125,0.0412139892578125],[0.0274658203125,0.0274658203125,0.0274658203125],[0.0150909423828125,0.0150909423828125,0.0150909423828125],[0.01312255859375,0.01312255859375,0.01312255859375],[0.011474609375,0.011474609375,0.011474609375],[0.0052490234375,0.0052490234375,0.0052490234375],[0.0047760009765625,0.0047760009765625,0.0047760009765625],[0.004425048828125,0.004425048828125,0.004425048828125],[0.00408935546875,0.00408935546875,0.00408935546875],[0.0053253173828125,0.0053253173828125,0.0053253173828125],[0.00592041015625,0.00592041015625,0.00592041015625],[0.006927490234375,0.006927490234375,0.006927490234375],[0.0236053466796875,0.0236053466796875,0.0236053466796875],[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":[[[0.015625,0.002781373681500554,0.06300570070743561],[0.0625,0.024179933592677116,0.5477414727210999],[0.25,0.05760042369365692,1.3048068284988403]]]},"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\",\"6\",\"2\",\"34\"]"}