{"collection":"grad-noise-175k","coord":"t14_x25_u0_b44","data":{"index":68127,"ordinal":"114698483","topo":"o1(o2(o2(x,x),x))","expression":"sqt(pow(add(R,R),D))","image":"frame_expr-068127.png","measured":true,"step":33023,"globalStep":33023,"value_mean":-0.9150509238243103,"value_positive_fraction":0.04296875,"value_abs_mean":0.9990115165710449,"value_variance":0.16081836819648743,"value_stddev":0.40102165937423706,"value_min":-1,"value_max":1,"value_range":2,"histogram_probability_sum":1,"histogram_entropy_bits":0.2885362207889557,"gradient_energy_x":0.01683006063103676,"gradient_energy_y":0.015946857631206512,"gradient_magnitude_mean":0.016644008457660675,"gradient_axis_bias":0.02694588154554367,"gradient_nonzero_flag":1,"laplacian_mean":0.000006051215677871369,"laplacian_energy":0.06865689158439636,"laplacian_abs_mean":0.03311797231435776,"gradient_magnitude_variance":0.03248842805624008,"gradient_magnitude_stddev":0.18024545907974243,"gradient_magnitude_cv":10.829449653625488,"gradient_magnitude_max":2.8284270763397217,"gradient_energy_over_variance":0.20381326973438263,"laplacian_energy_over_variance":0.42692193388938904,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.025048568844795227,"scale_diff2_mid":0.10720086097717285,"scale_diff2_far":0.2682402431964874,"scale_diff2_near_over_variance":0.1557568907737732,"scale_diff2_mid_over_variance":0.6665958762168884,"scale_diff2_far_over_variance":1.6679701805114746,"value_histogram":[[[0.95703125,0.95703125,0.95703125],[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],[0.000213623046875,0.000213623046875,0.000213623046875],[0.0012359619140625,0.0012359619140625,0.0012359619140625],[0.0052642822265625,0.0052642822265625,0.0052642822265625],[0.0362548828125,0.0362548828125,0.0362548828125]]],"scale_curve":[[[0.015625,0.025048568844795227,0.1557568907737732],[0.0625,0.10720086097717285,0.6665958762168884],[0.25,0.2682402431964874,1.6679701805114746]]]},"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":"[\"14\",\"25\",\"0\",\"44\"]"}