{"collection":"grad-noise-175k","coord":"t19_x2_u5_b42","data":{"index":138988,"ordinal":"154373268","topo":"o2(x,o2(o1(x),x))","expression":"div(P,dot(sgn(P),R))","image":"frame_expr-138988.png","measured":true,"step":140311,"globalStep":140311,"value_mean":-0.026818370446562767,"value_positive_fraction":0.49835205078125,"value_abs_mean":0.9086467027664185,"value_variance":0.8845738172531128,"value_stddev":0.9405178427696228,"value_min":-1,"value_max":1,"value_range":2,"histogram_probability_sum":1,"histogram_entropy_bits":2.1681408882141113,"gradient_energy_x":0.05859680101275444,"gradient_energy_y":0.06870167702436447,"gradient_magnitude_mean":0.10762421786785126,"gradient_axis_bias":-0.07937939465045929,"gradient_nonzero_flag":1,"laplacian_mean":-8.722041684450232e-7,"laplacian_energy":0.2340834140777588,"laplacian_abs_mean":0.14508192241191864,"gradient_magnitude_variance":0.11574453115463257,"gradient_magnitude_stddev":0.34021246433258057,"gradient_magnitude_cv":3.16111421585083,"gradient_magnitude_max":2.8284270763397217,"gradient_energy_over_variance":0.14390939474105835,"laplacian_energy_over_variance":0.26462846994400024,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.14428061246871948,"scale_diff2_mid":0.7529150247573853,"scale_diff2_far":1.730029582977295,"scale_diff2_near_over_variance":0.1631074845790863,"scale_diff2_mid_over_variance":0.8511613607406616,"scale_diff2_far_over_variance":1.9557775259017944,"value_histogram":[[[0.4456634521484375,0.4456634521484375,0.4456634521484375],[0.00274658203125,0.00274658203125,0.00274658203125],[0.003265380859375,0.003265380859375,0.003265380859375],[0.002960205078125,0.002960205078125,0.002960205078125],[0.00286865234375,0.00286865234375,0.00286865234375],[0.0032806396484375,0.0032806396484375,0.0032806396484375],[0.0032958984375,0.0032958984375,0.0032958984375],[0.0031890869140625,0.0031890869140625,0.0031890869140625],[0.003173828125,0.003173828125,0.003173828125],[0.003143310546875,0.003143310546875,0.003143310546875],[0.0029754638671875,0.0029754638671875,0.0029754638671875],[0.0035247802734375,0.0035247802734375,0.0035247802734375],[0.0037384033203125,0.0037384033203125,0.0037384033203125],[0.0036163330078125,0.0036163330078125,0.0036163330078125],[0.00439453125,0.00439453125,0.00439453125],[0.0095062255859375,0.0095062255859375,0.0095062255859375],[0.01824951171875,0.01824951171875,0.01824951171875],[0.00677490234375,0.00677490234375,0.00677490234375],[0.0062713623046875,0.0062713623046875,0.0062713623046875],[0.006256103515625,0.006256103515625,0.006256103515625],[0.0052490234375,0.0052490234375,0.0052490234375],[0.0050201416015625,0.0050201416015625,0.0050201416015625],[0.0052947998046875,0.0052947998046875,0.0052947998046875],[0.005462646484375,0.005462646484375,0.005462646484375],[0.005401611328125,0.005401611328125,0.005401611328125],[0.0057220458984375,0.0057220458984375,0.0057220458984375],[0.004974365234375,0.004974365234375,0.004974365234375],[0.0046539306640625,0.0046539306640625,0.0046539306640625],[0.0046234130859375,0.0046234130859375,0.0046234130859375],[0.0048370361328125,0.0048370361328125,0.0048370361328125],[0.005401611328125,0.005401611328125,0.005401611328125],[0.4044647216796875,0.4044647216796875,0.4044647216796875]]],"scale_curve":[[[0.015625,0.14428061246871948,0.1631074845790863],[0.0625,0.7529150247573853,0.8511613607406616],[0.25,1.730029582977295,1.9557775259017944]]]},"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\",\"2\",\"5\",\"42\"]"}