{"collection":"grad-noise-175k","coord":"t19_x25_u1_b2","data":{"index":157945,"ordinal":"155301647","topo":"o2(x,o2(o1(x),x))","expression":"add(R,mlt(log(R),D))","image":"frame_expr-157945.png","measured":true,"step":143567,"globalStep":143567,"value_mean":-0.9330369234085083,"value_positive_fraction":0.0408782958984375,"value_abs_mean":0.9817596673965454,"value_variance":0.10276564955711365,"value_stddev":0.32057079672813416,"value_min":-1,"value_max":0.949707567691803,"value_range":1.9497075080871582,"histogram_probability_sum":1,"histogram_entropy_bits":0.4224069118499756,"gradient_energy_x":0.01042421255260706,"gradient_energy_y":0.010370002128183842,"gradient_magnitude_mean":0.014644796960055828,"gradient_axis_bias":0.002606995403766632,"gradient_nonzero_flag":1,"laplacian_mean":0.000018744241970125586,"laplacian_energy":0.043244000524282455,"laplacian_abs_mean":0.026330163702368736,"gradient_magnitude_variance":0.020597169175744057,"gradient_magnitude_stddev":0.1435171365737915,"gradient_magnitude_cv":9.799872398376465,"gradient_magnitude_max":2.645935535430908,"gradient_energy_over_variance":0.20234596729278564,"laplacian_energy_over_variance":0.4208020865917206,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.016583465039730072,"scale_diff2_mid":0.07149924337863922,"scale_diff2_far":0.1693306863307953,"scale_diff2_near_over_variance":0.16137167811393738,"scale_diff2_mid_over_variance":0.6957504153251648,"scale_diff2_far_over_variance":1.6477361917495728,"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],[0.00006103515625,0.00006103515625,0.00006103515625],[0.0004425048828125,0.0004425048828125,0.0004425048828125],[0.000518798828125,0.000518798828125,0.000518798828125],[0.0003509521484375,0.0003509521484375,0.0003509521484375],[0.000518798828125,0.000518798828125,0.000518798828125],[0.0001983642578125,0.0001983642578125,0.0001983642578125],[0.000579833984375,0.000579833984375,0.000579833984375],[0.0003509521484375,0.0003509521484375,0.0003509521484375],[0.000823974609375,0.000823974609375,0.000823974609375],[0.001190185546875,0.001190185546875,0.001190185546875],[0.001708984375,0.001708984375,0.001708984375],[0.0021514892578125,0.0021514892578125,0.0021514892578125],[0.002410888671875,0.002410888671875,0.002410888671875],[0.00311279296875,0.00311279296875,0.00311279296875],[0.0032196044921875,0.0032196044921875,0.0032196044921875],[0.0041351318359375,0.0041351318359375,0.0041351318359375],[0.0051727294921875,0.0051727294921875,0.0051727294921875],[0.00531005859375,0.00531005859375,0.00531005859375],[0.0050048828125,0.0050048828125,0.0050048828125],[0.0036773681640625,0.0036773681640625,0.0036773681640625],[0.0016937255859375,0.0016937255859375,0.0016937255859375],[0.000335693359375,0.000335693359375,0.000335693359375]]],"scale_curve":[[[0.015625,0.016583465039730072,0.16137167811393738],[0.0625,0.07149924337863922,0.6957504153251648],[0.25,0.1693306863307953,1.6477361917495728]]]},"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\",\"25\",\"1\",\"2\"]"}