{"collection":"grad-noise-175k","coord":"t19_x1_u5_b55","data":{"index":138154,"ordinal":"154332880","topo":"o2(x,o2(o1(x),x))","expression":"mod(P,add(sgn(P),D))","image":"frame_expr-138154.png","measured":true,"step":133639,"globalStep":133639,"value_mean":9.094947017729282e-12,"value_positive_fraction":0.49609375,"value_abs_mean":0.46931207180023193,"value_variance":0.304470032453537,"value_stddev":0.5517880320549011,"value_min":-1,"value_max":1,"value_range":2,"histogram_probability_sum":1,"histogram_entropy_bits":4.961315155029297,"gradient_energy_x":0.10817523300647736,"gradient_energy_y":0,"gradient_magnitude_mean":0.2400616556406021,"gradient_axis_bias":0.9999999403953552,"gradient_nonzero_flag":1,"laplacian_mean":4.692983740332834e-13,"laplacian_energy":0.2951383888721466,"laplacian_abs_mean":0.36446595191955566,"gradient_magnitude_variance":0.05054328963160515,"gradient_magnitude_stddev":0.22481834888458252,"gradient_magnitude_cv":0.9365025162696838,"gradient_magnitude_max":0.9684680700302124,"gradient_energy_over_variance":0.3552902340888977,"laplacian_energy_over_variance":0.9693511724472046,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.06565682590007782,"scale_diff2_mid":0.07707585394382477,"scale_diff2_far":0.1201552078127861,"scale_diff2_near_over_variance":0.21564297378063202,"scale_diff2_mid_over_variance":0.25314757227897644,"scale_diff2_far_over_variance":0.39463722705841064,"value_histogram":[[[0.03125,0.03125,0.03125],[0.015625,0.015625,0.015625],[0.02734375,0.02734375,0.02734375],[0.03515625,0.03515625,0.03515625],[0.01953125,0.01953125,0.01953125],[0.03515625,0.03515625,0.03515625],[0.03515625,0.03515625,0.03515625],[0.02734375,0.02734375,0.02734375],[0.03125,0.03125,0.03125],[0.03515625,0.03515625,0.03515625],[0.0234375,0.0234375,0.0234375],[0.04296875,0.04296875,0.04296875],[0.03515625,0.03515625,0.03515625],[0.0390625,0.0390625,0.0390625],[0.03125,0.03125,0.03125],[0.03125,0.03125,0.03125],[0.0390625,0.0390625,0.0390625],[0.03125,0.03125,0.03125],[0.0390625,0.0390625,0.0390625],[0.03515625,0.03515625,0.03515625],[0.04296875,0.04296875,0.04296875],[0.0234375,0.0234375,0.0234375],[0.03515625,0.03515625,0.03515625],[0.03125,0.03125,0.03125],[0.02734375,0.02734375,0.02734375],[0.03515625,0.03515625,0.03515625],[0.03515625,0.03515625,0.03515625],[0.01953125,0.01953125,0.01953125],[0.03515625,0.03515625,0.03515625],[0.02734375,0.02734375,0.02734375],[0.015625,0.015625,0.015625],[0.03125,0.03125,0.03125]]],"scale_curve":[[[0.015625,0.06565682590007782,0.21564297378063202],[0.0625,0.07707585394382477,0.25314757227897644],[0.25,0.1201552078127861,0.39463722705841064]]]},"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\",\"1\",\"5\",\"55\"]"}