{"collection":"grad-noise-175k","coord":"t18_x72_u0_b181","data":{"index":135019,"ordinal":"149079871","topo":"o2(x,o2(x,o2(x,x)))","expression":"sub(R,mod(R,mod(P,P)))","image":"frame_expr-135019.png","measured":true,"step":108559,"globalStep":108559,"value_mean":-0.875,"value_positive_fraction":0,"value_abs_mean":0.875,"value_variance":0.109375,"value_stddev":0.33071890473365784,"value_min":-1,"value_max":0,"value_range":1,"histogram_probability_sum":1,"histogram_entropy_bits":0.5435644388198853,"gradient_energy_x":0.01587301678955555,"gradient_energy_y":0,"gradient_magnitude_mean":0.01587301678955555,"gradient_axis_bias":1,"gradient_nonzero_flag":1,"laplacian_mean":0,"laplacian_energy":0.0317460335791111,"laplacian_abs_mean":0.0317460335791111,"gradient_magnitude_variance":0.015616272576153278,"gradient_magnitude_stddev":0.12496508657932281,"gradient_magnitude_cv":7.872799873352051,"gradient_magnitude_max":1,"gradient_energy_over_variance":0.14512471854686737,"laplacian_energy_over_variance":0.29024943709373474,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.0026315790601074696,"scale_diff2_mid":0.018421052023768425,"scale_diff2_far":0.04210526496171951,"scale_diff2_near_over_variance":0.024060150608420372,"scale_diff2_mid_over_variance":0.16842103004455566,"scale_diff2_far_over_variance":0.38496240973472595,"value_histogram":[[[0.875,0.875,0.875],[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],[0.125,0.125,0.125],[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":[[[0.015625,0.0026315790601074696,0.024060150608420372],[0.0625,0.018421052023768425,0.16842103004455566],[0.25,0.04210526496171951,0.38496240973472595]]]},"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":"[\"18\",\"72\",\"0\",\"181\"]"}