{"collection":"grad-noise-175k","coord":"t18_x72_u0_b163","data":{"index":135001,"ordinal":"149079853","topo":"o2(x,o2(x,o2(x,x)))","expression":"sub(R,div(R,dot(P,P)))","image":"frame_expr-135001.png","measured":true,"step":108415,"globalStep":108415,"value_mean":-0.014319101348519325,"value_positive_fraction":0.4874725341796875,"value_abs_mean":0.38468897342681885,"value_variance":0.2129250168800354,"value_stddev":0.46143797039985657,"value_min":-1,"value_max":0.9719647169113159,"value_range":1.971964716911316,"histogram_probability_sum":1,"histogram_entropy_bits":4.8384881019592285,"gradient_energy_x":0.003832489950582385,"gradient_energy_y":0.00419858330860734,"gradient_magnitude_mean":0.06093853712081909,"gradient_axis_bias":-0.04558461531996727,"gradient_nonzero_flag":1,"laplacian_mean":0.00002647604196681641,"laplacian_energy":0.00602934043854475,"laplacian_abs_mean":0.01805069111287594,"gradient_magnitude_variance":0.004317568615078926,"gradient_magnitude_stddev":0.0657082051038742,"gradient_magnitude_cv":1.0782700777053833,"gradient_magnitude_max":1.7559133768081665,"gradient_energy_over_variance":0.03771784529089928,"laplacian_energy_over_variance":0.02831673063337803,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.014520563185214996,"scale_diff2_mid":0.14269231259822845,"scale_diff2_far":0.4049046039581299,"scale_diff2_near_over_variance":0.06819566339254379,"scale_diff2_mid_over_variance":0.6701528429985046,"scale_diff2_far_over_variance":1.90162992477417,"value_histogram":[[[0.0189208984375,0.0189208984375,0.0189208984375],[0.0106048583984375,0.0106048583984375,0.0106048583984375],[0.022705078125,0.022705078125,0.022705078125],[0.0161285400390625,0.0161285400390625,0.0161285400390625],[0.0193634033203125,0.0193634033203125,0.0193634033203125],[0.0177764892578125,0.0177764892578125,0.0177764892578125],[0.023345947265625,0.023345947265625,0.023345947265625],[0.0292816162109375,0.0292816162109375,0.0292816162109375],[0.031524658203125,0.031524658203125,0.031524658203125],[0.039764404296875,0.039764404296875,0.039764404296875],[0.04559326171875,0.04559326171875,0.04559326171875],[0.047821044921875,0.047821044921875,0.047821044921875],[0.0512542724609375,0.0512542724609375,0.0512542724609375],[0.0467987060546875,0.0467987060546875,0.0467987060546875],[0.04730224609375,0.04730224609375,0.04730224609375],[0.044189453125,0.044189453125,0.044189453125],[0.0447845458984375,0.0447845458984375,0.0447845458984375],[0.04547119140625,0.04547119140625,0.04547119140625],[0.0409698486328125,0.0409698486328125,0.0409698486328125],[0.0416259765625,0.0416259765625,0.0416259765625],[0.03973388671875,0.03973388671875,0.03973388671875],[0.0448455810546875,0.0448455810546875,0.0448455810546875],[0.03656005859375,0.03656005859375,0.03656005859375],[0.0363922119140625,0.0363922119140625,0.0363922119140625],[0.0309906005859375,0.0309906005859375,0.0309906005859375],[0.0295562744140625,0.0295562744140625,0.0295562744140625],[0.0323028564453125,0.0323028564453125,0.0323028564453125],[0.0250091552734375,0.0250091552734375,0.0250091552734375],[0.01934814453125,0.01934814453125,0.01934814453125],[0.0112457275390625,0.0112457275390625,0.0112457275390625],[0.00799560546875,0.00799560546875,0.00799560546875],[0.00079345703125,0.00079345703125,0.00079345703125]]],"scale_curve":[[[0.015625,0.014520563185214996,0.06819566339254379],[0.0625,0.14269231259822845,0.6701528429985046],[0.25,0.4049046039581299,1.90162992477417]]]},"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\",\"72\",\"0\",\"163\"]"}