{"collection":"grad-noise-175k","coord":"t20_x17_u0_b191","data":{"index":163124,"ordinal":"163099028","topo":"o2(x,o2(o2(x,x),x))","expression":"sub(P,lrg(pow(D,R),R))","image":"frame_expr-163124.png","measured":true,"step":13399,"globalStep":13399,"value_mean":-0.10392768681049347,"value_positive_fraction":0.4375,"value_abs_mean":0.9450770616531372,"value_variance":0.9219659566879272,"value_stddev":0.9601905941963196,"value_min":-1,"value_max":1,"value_range":2,"histogram_probability_sum":1,"histogram_entropy_bits":1.7590986490249634,"gradient_energy_x":0.004904135596007109,"gradient_energy_y":0.00013335338735487312,"gradient_magnitude_mean":0.012341725639998913,"gradient_axis_bias":0.9470556378364563,"gradient_nonzero_flag":1,"laplacian_mean":-0.00000553269592273864,"laplacian_energy":0.009646308608353138,"laplacian_abs_mean":0.012660708278417587,"gradient_magnitude_variance":0.004885452333837748,"gradient_magnitude_stddev":0.06989601254463196,"gradient_magnitude_cv":5.663390636444092,"gradient_magnitude_max":1.000291109085083,"gradient_energy_over_variance":0.005463855341076851,"laplacian_energy_over_variance":0.010462759993970394,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.007357174530625343,"scale_diff2_mid":0.03524692356586456,"scale_diff2_far":0.2509024739265442,"scale_diff2_near_over_variance":0.00797987636178732,"scale_diff2_mid_over_variance":0.03823017701506615,"scale_diff2_far_over_variance":0.2721385359764099,"value_histogram":[[[0.506439208984375,0.506439208984375,0.506439208984375],[0.00299072265625,0.00299072265625,0.00299072265625],[0.003082275390625,0.003082275390625,0.003082275390625],[0.003173828125,0.003173828125,0.003173828125],[0.000274658203125,0.000274658203125,0.000274658203125],[0.003570556640625,0.003570556640625,0.003570556640625],[0.000396728515625,0.000396728515625,0.000396728515625],[0.003692626953125,0.003692626953125,0.003692626953125],[0.003448486328125,0.003448486328125,0.003448486328125],[0.000732421875,0.000732421875,0.000732421875],[0.003936767578125,0.003936767578125,0.003936767578125],[0.00054931640625,0.00054931640625,0.00054931640625],[0.004302978515625,0.004302978515625,0.004302978515625],[0.00439453125,0.00439453125,0.00439453125],[0.004638671875,0.004638671875,0.004638671875],[0.015167236328125,0.015167236328125,0.015167236328125],[0.00518798828125,0.00518798828125,0.00518798828125],[0.001617431640625,0.001617431640625,0.001617431640625],[0.00201416015625,0.00201416015625,0.00201416015625],[0.002166748046875,0.002166748046875,0.002166748046875],[0.000457763671875,0.000457763671875,0.000457763671875],[0.002166748046875,0.002166748046875,0.002166748046875],[0.000762939453125,0.000762939453125,0.000762939453125],[0.002471923828125,0.002471923828125,0.002471923828125],[0.00201416015625,0.00201416015625,0.00201416015625],[0.00152587890625,0.00152587890625,0.00152587890625],[0.0028076171875,0.0028076171875,0.0028076171875],[0.00128173828125,0.00128173828125,0.00128173828125],[0.0040283203125,0.0040283203125,0.0040283203125],[0.00439453125,0.00439453125,0.00439453125],[0.00537109375,0.00537109375,0.00537109375],[0.40093994140625,0.40093994140625,0.40093994140625]]],"scale_curve":[[[0.015625,0.007357174530625343,0.00797987636178732],[0.0625,0.03524692356586456,0.03823017701506615],[0.25,0.2509024739265442,0.2721385359764099]]]},"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\",\"17\",\"0\",\"191\"]"}