{"collection":"grad-noise-175k","coord":"t18_x77_u0_b154","data":{"index":135997,"ordinal":"149281849","topo":"o2(x,o2(x,o2(x,x)))","expression":"sub(R,div(R,add(D,R)))","image":"frame_expr-135997.png","measured":true,"step":116383,"globalStep":116383,"value_mean":-0.5081078410148621,"value_positive_fraction":0.1737823486328125,"value_abs_mean":0.7288583517074585,"value_variance":0.3847486972808838,"value_stddev":0.6202811598777771,"value_min":-1,"value_max":1,"value_range":2,"histogram_probability_sum":1,"histogram_entropy_bits":3.514777183532715,"gradient_energy_x":0.31213605403900146,"gradient_energy_y":0.01022598147392273,"gradient_magnitude_mean":0.2572755515575409,"gradient_axis_bias":0.9365559220314026,"gradient_nonzero_flag":1,"laplacian_mean":-0.0013933251611888409,"laplacian_energy":0.7850418090820312,"laplacian_abs_mean":0.3937781751155853,"gradient_magnitude_variance":0.25623297691345215,"gradient_magnitude_stddev":0.5061945915222168,"gradient_magnitude_cv":1.9675192832946777,"gradient_magnitude_max":2.8284270763397217,"gradient_energy_over_variance":0.8378508687019348,"laplacian_energy_over_variance":2.0404014587402344,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.2651315927505493,"scale_diff2_mid":0.5147589445114136,"scale_diff2_far":0.7120744585990906,"scale_diff2_near_over_variance":0.6891033053398132,"scale_diff2_mid_over_variance":1.3379095792770386,"scale_diff2_far_over_variance":1.8507521152496338,"value_histogram":[[[0.4397125244140625,0.4397125244140625,0.4397125244140625],[0.0205078125,0.0205078125,0.0205078125],[0.022125244140625,0.022125244140625,0.022125244140625],[0.024078369140625,0.024078369140625,0.024078369140625],[0.0249176025390625,0.0249176025390625,0.0249176025390625],[0.0271759033203125,0.0271759033203125,0.0271759033203125],[0.027191162109375,0.027191162109375,0.027191162109375],[0.0262908935546875,0.0262908935546875,0.0262908935546875],[0.030975341796875,0.030975341796875,0.030975341796875],[0.0275115966796875,0.0275115966796875,0.0275115966796875],[0.031219482421875,0.031219482421875,0.031219482421875],[0.0298614501953125,0.0298614501953125,0.0298614501953125],[0.0279541015625,0.0279541015625,0.0279541015625],[0.024688720703125,0.024688720703125,0.024688720703125],[0.0221099853515625,0.0221099853515625,0.0221099853515625],[0.0198516845703125,0.0198516845703125,0.0198516845703125],[0.01629638671875,0.01629638671875,0.01629638671875],[0.011749267578125,0.011749267578125,0.011749267578125],[0.0090789794921875,0.0090789794921875,0.0090789794921875],[0.0076751708984375,0.0076751708984375,0.0076751708984375],[0.0072784423828125,0.0072784423828125,0.0072784423828125],[0.006805419921875,0.006805419921875,0.006805419921875],[0.005889892578125,0.005889892578125,0.005889892578125],[0.0054779052734375,0.0054779052734375,0.0054779052734375],[0.004150390625,0.004150390625,0.004150390625],[0.00372314453125,0.00372314453125,0.00372314453125],[0.0036468505859375,0.0036468505859375,0.0036468505859375],[0.003570556640625,0.003570556640625,0.003570556640625],[0.0030975341796875,0.0030975341796875,0.0030975341796875],[0.0025787353515625,0.0025787353515625,0.0025787353515625],[0.00299072265625,0.00299072265625,0.00299072265625],[0.0798187255859375,0.0798187255859375,0.0798187255859375]]],"scale_curve":[[[0.015625,0.2651315927505493,0.6891033053398132],[0.0625,0.5147589445114136,1.3379095792770386],[0.25,0.7120744585990906,1.8507521152496338]]]},"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\",\"77\",\"0\",\"154\"]"}