{"collection":"grad-noise-175k","coord":"t19_x14_u2_b21","data":{"index":148768,"ordinal":"154857456","topo":"o2(x,o2(o1(x),x))","expression":"sub(D,dst(frc(D),R))","image":"frame_expr-148768.png","measured":true,"step":70151,"globalStep":70151,"value_mean":-0.9264308214187622,"value_positive_fraction":0.000030517578125,"value_abs_mean":0.9264315366744995,"value_variance":0.019864413887262344,"value_stddev":0.14094117283821106,"value_min":-1,"value_max":0.015848789364099503,"value_range":1.0158487558364868,"histogram_probability_sum":1,"histogram_entropy_bits":1.6844111680984497,"gradient_energy_x":0.003156116232275963,"gradient_energy_y":0.002862736117094755,"gradient_magnitude_mean":0.03291446715593338,"gradient_axis_bias":0.04874352738261223,"gradient_nonzero_flag":1,"laplacian_mean":-0.00006674236647086218,"laplacian_energy":0.010451323352754116,"laplacian_abs_mean":0.03694353625178337,"gradient_magnitude_variance":0.004933605436235666,"gradient_magnitude_stddev":0.07023962587118149,"gradient_magnitude_cv":2.134004592895508,"gradient_magnitude_max":0.894751787185669,"gradient_energy_over_variance":0.3029967248439789,"laplacian_energy_over_variance":0.5261330008506775,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.007349638734012842,"scale_diff2_mid":0.028368424624204636,"scale_diff2_far":0.03342471271753311,"scale_diff2_near_over_variance":0.36999019980430603,"scale_diff2_mid_over_variance":1.428102731704712,"scale_diff2_far_over_variance":1.6826426982879639,"value_histogram":[[[0.7261199951171875,0.7261199951171875,0.7261199951171875],[0.0554351806640625,0.0554351806640625,0.0554351806640625],[0.0491180419921875,0.0491180419921875,0.0491180419921875],[0.0461883544921875,0.0461883544921875,0.0461883544921875],[0.0376739501953125,0.0376739501953125,0.0376739501953125],[0.028411865234375,0.028411865234375,0.028411865234375],[0.0196990966796875,0.0196990966796875,0.0196990966796875],[0.01361083984375,0.01361083984375,0.01361083984375],[0.010162353515625,0.010162353515625,0.010162353515625],[0.005706787109375,0.005706787109375,0.005706787109375],[0.0039825439453125,0.0039825439453125,0.0039825439453125],[0.002044677734375,0.002044677734375,0.002044677734375],[0.001251220703125,0.001251220703125,0.001251220703125],[0.000335693359375,0.000335693359375,0.000335693359375],[0.000152587890625,0.000152587890625,0.000152587890625],[0.0000762939453125,0.0000762939453125,0.0000762939453125],[0.000030517578125,0.000030517578125,0.000030517578125],[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],[0,0,0],[0,0,0],[0,0,0],[0,0,0]]],"scale_curve":[[[0.015625,0.007349638734012842,0.36999019980430603],[0.0625,0.028368424624204636,1.428102731704712],[0.25,0.03342471271753311,1.6826426982879639]]]},"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\",\"14\",\"2\",\"21\"]"}