{"collection":"grad-noise-175k","coord":"t20_x46_u0_b136","data":{"index":168898,"ordinal":"164270602","topo":"o2(x,o2(o2(x,x),x))","expression":"sub(D,sub(pow(R,P),D))","image":"frame_expr-168898.png","measured":true,"step":59591,"globalStep":59591,"value_mean":-0.9932746291160583,"value_positive_fraction":0.001678466796875,"value_abs_mean":0.9938598275184631,"value_variance":0.0040442184545099735,"value_stddev":0.06359416991472244,"value_min":-1,"value_max":0.2824684679508209,"value_range":1.2824684381484985,"histogram_probability_sum":1,"histogram_entropy_bits":0.18955467641353607,"gradient_energy_x":0.0005046162405051291,"gradient_energy_y":0.00046147199464030564,"gradient_magnitude_mean":0.002596028847619891,"gradient_axis_bias":0.04465870186686516,"gradient_nonzero_flag":1,"laplacian_mean":0.000018247294065076858,"laplacian_energy":0.0018613127758726478,"laplacian_abs_mean":0.0032806629315018654,"gradient_magnitude_variance":0.0009596367017365992,"gradient_magnitude_stddev":0.03097800351679325,"gradient_magnitude_cv":11.932842254638672,"gradient_magnitude_max":1.2824684381484985,"gradient_energy_over_variance":0.23888133466243744,"laplacian_energy_over_variance":0.4602404236793518,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.0003500058955978602,"scale_diff2_mid":0.0011948068859055638,"scale_diff2_far":0.0049492185935378075,"scale_diff2_near_over_variance":0.08654475957155228,"scale_diff2_mid_over_variance":0.2954358160495758,"scale_diff2_far_over_variance":1.2237763404846191,"value_histogram":[[[0.9820709228515625,0.9820709228515625,0.9820709228515625],[0.0019378662109375,0.0019378662109375,0.0019378662109375],[0.003143310546875,0.003143310546875,0.003143310546875],[0.001983642578125,0.001983642578125,0.001983642578125],[0.0042877197265625,0.0042877197265625,0.0042877197265625],[0.002685546875,0.002685546875,0.002685546875],[0.000396728515625,0.000396728515625,0.000396728515625],[0.000274658203125,0.000274658203125,0.000274658203125],[0.00030517578125,0.00030517578125,0.00030517578125],[0.0002288818359375,0.0002288818359375,0.0002288818359375],[0.0002899169921875,0.0002899169921875,0.0002899169921875],[0.0001678466796875,0.0001678466796875,0.0001678466796875],[0.000152587890625,0.000152587890625,0.000152587890625],[0.0001678466796875,0.0001678466796875,0.0001678466796875],[0.000091552734375,0.000091552734375,0.000091552734375],[0.0001373291015625,0.0001373291015625,0.0001373291015625],[0.0003509521484375,0.0003509521484375,0.0003509521484375],[0.0001678466796875,0.0001678466796875,0.0001678466796875],[0.000335693359375,0.000335693359375,0.000335693359375],[0.00048828125,0.00048828125,0.00048828125],[0.000335693359375,0.000335693359375,0.000335693359375],[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]]],"scale_curve":[[[0.015625,0.0003500058955978602,0.08654475957155228],[0.0625,0.0011948068859055638,0.2954358160495758],[0.25,0.0049492185935378075,1.2237763404846191]]]},"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\",\"46\",\"0\",\"136\"]"}