{"collection":"grad-noise-175k","coord":"t20_x38_u0_b155","data":{"index":167309,"ordinal":"163947413","topo":"o2(x,o2(o2(x,x),x))","expression":"sub(D,div(sub(D,P),R))","image":"frame_expr-167309.png","measured":true,"step":46879,"globalStep":46879,"value_mean":-0.03939863294363022,"value_positive_fraction":0.4802703857421875,"value_abs_mean":0.9362379908561707,"value_variance":0.9171463847160339,"value_stddev":0.9576776027679443,"value_min":-1,"value_max":1,"value_range":2,"histogram_probability_sum":1,"histogram_entropy_bits":1.8997660875320435,"gradient_energy_x":0.0657205805182457,"gradient_energy_y":0.08002104610204697,"gradient_magnitude_mean":0.11502078920602798,"gradient_axis_bias":-0.09812203794717789,"gradient_nonzero_flag":1,"laplacian_mean":-0.000005185333975532558,"laplacian_energy":0.28629839420318604,"laplacian_abs_mean":0.16320815682411194,"gradient_magnitude_variance":0.13248997926712036,"gradient_magnitude_stddev":0.36399170756340027,"gradient_magnitude_cv":3.1645731925964355,"gradient_magnitude_max":2.8284270763397217,"gradient_energy_over_variance":0.1589076966047287,"laplacian_energy_over_variance":0.3121621608734131,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.16484364867210388,"scale_diff2_mid":0.8472859859466553,"scale_diff2_far":1.8766876459121704,"scale_diff2_near_over_variance":0.17973537743091583,"scale_diff2_mid_over_variance":0.9238284826278687,"scale_diff2_far_over_variance":2.04622483253479,"value_histogram":[[[0.4664154052734375,0.4664154052734375,0.4664154052734375],[0.002716064453125,0.002716064453125,0.002716064453125],[0.0032501220703125,0.0032501220703125,0.0032501220703125],[0.0029144287109375,0.0029144287109375,0.0029144287109375],[0.00262451171875,0.00262451171875,0.00262451171875],[0.0028228759765625,0.0028228759765625,0.0028228759765625],[0.002655029296875,0.002655029296875,0.002655029296875],[0.0027008056640625,0.0027008056640625,0.0027008056640625],[0.00311279296875,0.00311279296875,0.00311279296875],[0.003082275390625,0.003082275390625,0.003082275390625],[0.00335693359375,0.00335693359375,0.00335693359375],[0.003662109375,0.003662109375,0.003662109375],[0.004669189453125,0.004669189453125,0.004669189453125],[0.0040283203125,0.0040283203125,0.0040283203125],[0.00592041015625,0.00592041015625,0.00592041015625],[0.005767822265625,0.005767822265625,0.005767822265625],[0.0054779052734375,0.0054779052734375,0.0054779052734375],[0.0059967041015625,0.0059967041015625,0.0059967041015625],[0.004119873046875,0.004119873046875,0.004119873046875],[0.0044403076171875,0.0044403076171875,0.0044403076171875],[0.003875732421875,0.003875732421875,0.003875732421875],[0.0031890869140625,0.0031890869140625,0.0031890869140625],[0.0035552978515625,0.0035552978515625,0.0035552978515625],[0.0030517578125,0.0030517578125,0.0030517578125],[0.00262451171875,0.00262451171875,0.00262451171875],[0.0030670166015625,0.0030670166015625,0.0030670166015625],[0.0023193359375,0.0023193359375,0.0023193359375],[0.0030059814453125,0.0030059814453125,0.0030059814453125],[0.0030059814453125,0.0030059814453125,0.0030059814453125],[0.002777099609375,0.002777099609375,0.002777099609375],[0.0029449462890625,0.0029449462890625,0.0029449462890625],[0.426849365234375,0.426849365234375,0.426849365234375]]],"scale_curve":[[[0.015625,0.16484364867210388,0.17973537743091583],[0.0625,0.8472859859466553,0.9238284826278687],[0.25,1.8766876459121704,2.04622483253479]]]},"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\",\"38\",\"0\",\"155\"]"}