{"collection":"grad-noise-175k","coord":"t20_x12_u0_b143","data":{"index":162071,"ordinal":"162896975","topo":"o2(x,o2(o2(x,x),x))","expression":"sub(P,mlt(add(D,D),P))","image":"frame_expr-162071.png","measured":true,"step":4975,"globalStep":4975,"value_mean":0.027009079232811928,"value_positive_fraction":0.53125,"value_abs_mean":0.9306187033653259,"value_variance":0.9179181456565857,"value_stddev":0.9580804705619812,"value_min":-1,"value_max":1,"value_range":2,"histogram_probability_sum":1,"histogram_entropy_bits":1.7469305992126465,"gradient_energy_x":0.0012451291549950838,"gradient_energy_y":0,"gradient_magnitude_mean":0.010104408487677574,"gradient_axis_bias":1,"gradient_nonzero_flag":1,"laplacian_mean":1.6556847004522979e-9,"laplacian_energy":0.0002827956050168723,"laplacian_abs_mean":0.004822670482099056,"gradient_magnitude_variance":0.0011432741302996874,"gradient_magnitude_stddev":0.03381233662366867,"gradient_magnitude_cv":3.3462955951690674,"gradient_magnitude_max":0.19657069444656372,"gradient_energy_over_variance":0.0013564707478508353,"laplacian_energy_over_variance":0.00030808369047008455,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.0031153953168541193,"scale_diff2_mid":0.03136792778968811,"scale_diff2_far":0.2283848524093628,"scale_diff2_near_over_variance":0.003393979510292411,"scale_diff2_mid_over_variance":0.0341729037463665,"scale_diff2_far_over_variance":0.24880743026733398,"value_histogram":[[[0.4375,0.4375,0.4375],[0.00390625,0.00390625,0.00390625],[0,0,0],[0.00390625,0.00390625,0.00390625],[0,0,0],[0.00390625,0.00390625,0.00390625],[0,0,0],[0.00390625,0.00390625,0.00390625],[0,0,0],[0.00390625,0.00390625,0.00390625],[0,0,0],[0,0,0],[0.00390625,0.00390625,0.00390625],[0.00390625,0.00390625,0.00390625],[0,0,0],[0.00390625,0.00390625,0.00390625],[0.03515625,0.03515625,0.03515625],[0.0078125,0.0078125,0.0078125],[0,0,0],[0.00390625,0.00390625,0.00390625],[0,0,0],[0.00390625,0.00390625,0.00390625],[0,0,0],[0,0,0],[0.00390625,0.00390625,0.00390625],[0,0,0],[0,0,0],[0.00390625,0.00390625,0.00390625],[0,0,0],[0.0078125,0.0078125,0.0078125],[0.0078125,0.0078125,0.0078125],[0.45703125,0.45703125,0.45703125]]],"scale_curve":[[[0.015625,0.0031153953168541193,0.003393979510292411],[0.0625,0.03136792778968811,0.0341729037463665],[0.25,0.2283848524093628,0.24880743026733398]]]},"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":"[\"20\",\"12\",\"0\",\"143\"]"}