{"collection":"grad-noise-175k","coord":"t19_x25_u1_b108","data":{"index":158051,"ordinal":"155301753","topo":"o2(x,o2(o1(x),x))","expression":"dot(R,dot(log(R),D))","image":"frame_expr-158051.png","measured":true,"step":144415,"globalStep":144415,"value_mean":-0.996583104133606,"value_positive_fraction":0.000213623046875,"value_abs_mean":0.9965894222259521,"value_variance":0.003027910366654396,"value_stddev":0.055026452988386154,"value_min":-1,"value_max":0.037356216460466385,"value_range":1.0373562574386597,"histogram_probability_sum":1,"histogram_entropy_bits":0.04693642631173134,"gradient_energy_x":0.0004096121701877564,"gradient_energy_y":0.0004780493618454784,"gradient_magnitude_mean":0.001055047265253961,"gradient_axis_bias":-0.0770982950925827,"gradient_nonzero_flag":1,"laplacian_mean":-7.133335588882517e-11,"laplacian_energy":0.0019159128423780203,"laplacian_abs_mean":0.0019260502886027098,"gradient_magnitude_variance":0.0008857919601723552,"gradient_magnitude_stddev":0.029762256890535355,"gradient_magnitude_cv":28.20940589904785,"gradient_magnitude_max":1.4110198020935059,"gradient_energy_over_variance":0.2931597828865051,"laplacian_energy_over_variance":0.6327508687973022,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.0015470944344997406,"scale_diff2_mid":0.005613203626126051,"scale_diff2_far":0.010663718916475773,"scale_diff2_near_over_variance":0.5109446048736572,"scale_diff2_mid_over_variance":1.8538209199905396,"scale_diff2_far_over_variance":3.52180814743042,"value_histogram":[[[0.99609375,0.99609375,0.99609375],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0.000030517578125,0.000030517578125,0.000030517578125],[0.000396728515625,0.000396728515625,0.000396728515625],[0.0002899169921875,0.0002899169921875,0.0002899169921875],[0.000335693359375,0.000335693359375,0.000335693359375],[0.0004425048828125,0.0004425048828125,0.0004425048828125],[0.00091552734375,0.00091552734375,0.00091552734375],[0.00128173828125,0.00128173828125,0.00128173828125],[0.000213623046875,0.000213623046875,0.000213623046875],[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":[[[0.015625,0.0015470944344997406,0.5109446048736572],[0.0625,0.005613203626126051,1.8538209199905396],[0.25,0.010663718916475773,3.52180814743042]]]},"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\",\"25\",\"1\",\"108\"]"}