{"collection":"grad-noise-175k","coord":"t18_x46_u0_b160","data":{"index":129772,"ordinal":"148029424","topo":"o2(x,o2(x,o2(x,x)))","expression":"sub(D,div(R,lrg(P,D)))","image":"frame_expr-129772.png","measured":true,"step":66583,"globalStep":66583,"value_mean":-0.5515318512916565,"value_positive_fraction":0.2375946044921875,"value_abs_mean":0.7321006655693054,"value_variance":0.3534824848175049,"value_stddev":0.5945439338684082,"value_min":-1,"value_max":1,"value_range":2,"histogram_probability_sum":1,"histogram_entropy_bits":3.083425283432007,"gradient_energy_x":0.005174740683287382,"gradient_energy_y":0.0012947338400408626,"gradient_magnitude_mean":0.0353734977543354,"gradient_axis_bias":0.5997406244277954,"gradient_nonzero_flag":1,"laplacian_mean":0.0001462701620766893,"laplacian_energy":0.006543016526848078,"laplacian_abs_mean":0.014005345292389393,"gradient_magnitude_variance":0.005218183621764183,"gradient_magnitude_stddev":0.07223699241876602,"gradient_magnitude_cv":2.0421218872070312,"gradient_magnitude_max":1.8749308586120605,"gradient_energy_over_variance":0.018302109092473984,"laplacian_energy_over_variance":0.018510157242417336,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.01097540557384491,"scale_diff2_mid":0.09089627116918564,"scale_diff2_far":0.25827547907829285,"scale_diff2_near_over_variance":0.03104936145246029,"scale_diff2_mid_over_variance":0.2571450471878052,"scale_diff2_far_over_variance":0.7306599020957947,"value_histogram":[[[0.566436767578125,0.566436767578125,0.566436767578125],[0.0047607421875,0.0047607421875,0.0047607421875],[0.0061798095703125,0.0061798095703125,0.0061798095703125],[0.0084991455078125,0.0084991455078125,0.0084991455078125],[0.0086822509765625,0.0086822509765625,0.0086822509765625],[0.0107269287109375,0.0107269287109375,0.0107269287109375],[0.012603759765625,0.012603759765625,0.012603759765625],[0.014007568359375,0.014007568359375,0.014007568359375],[0.015594482421875,0.015594482421875,0.015594482421875],[0.0148773193359375,0.0148773193359375,0.0148773193359375],[0.015045166015625,0.015045166015625,0.015045166015625],[0.015472412109375,0.015472412109375,0.015472412109375],[0.0166778564453125,0.0166778564453125,0.0166778564453125],[0.0158233642578125,0.0158233642578125,0.0158233642578125],[0.0176849365234375,0.0176849365234375,0.0176849365234375],[0.019317626953125,0.019317626953125,0.019317626953125],[0.0218505859375,0.0218505859375,0.0218505859375],[0.02252197265625,0.02252197265625,0.02252197265625],[0.0228271484375,0.0228271484375,0.0228271484375],[0.0227508544921875,0.0227508544921875,0.0227508544921875],[0.020172119140625,0.020172119140625,0.020172119140625],[0.01983642578125,0.01983642578125,0.01983642578125],[0.017852783203125,0.017852783203125,0.017852783203125],[0.0178985595703125,0.0178985595703125,0.0178985595703125],[0.014862060546875,0.014862060546875,0.014862060546875],[0.0115966796875,0.0115966796875,0.0115966796875],[0.010162353515625,0.010162353515625,0.010162353515625],[0.0090484619140625,0.0090484619140625,0.0090484619140625],[0.007843017578125,0.007843017578125,0.007843017578125],[0.006103515625,0.006103515625,0.006103515625],[0.00469970703125,0.00469970703125,0.00469970703125],[0.0075836181640625,0.0075836181640625,0.0075836181640625]]],"scale_curve":[[[0.015625,0.01097540557384491,0.03104936145246029],[0.0625,0.09089627116918564,0.2571450471878052],[0.25,0.25827547907829285,0.7306599020957947]]]},"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":"[\"18\",\"46\",\"0\",\"160\"]"}