{"collection":"grad-noise-175k","coord":"t19_x4_u3_b55","data":{"index":140453,"ordinal":"154453681","topo":"o2(x,o2(o1(x),x))","expression":"mod(P,add(flr(D),D))","image":"frame_expr-140453.png","measured":true,"step":3631,"globalStep":3631,"value_mean":0.01931469328701496,"value_positive_fraction":0.484375,"value_abs_mean":0.4109795391559601,"value_variance":0.270079106092453,"value_stddev":0.5196913480758667,"value_min":-1,"value_max":1,"value_range":2,"histogram_probability_sum":1,"histogram_entropy_bits":4.84730339050293,"gradient_energy_x":0.10341193526983261,"gradient_energy_y":0,"gradient_magnitude_mean":0.20887857675552368,"gradient_axis_bias":1,"gradient_nonzero_flag":1,"laplacian_mean":-0.002460857154801488,"laplacian_energy":0.253781795501709,"laplacian_abs_mean":0.30819281935691833,"gradient_magnitude_variance":0.05978540703654289,"gradient_magnitude_stddev":0.24451054632663727,"gradient_magnitude_cv":1.1705869436264038,"gradient_magnitude_max":0.9997271299362183,"gradient_energy_over_variance":0.38289499282836914,"laplacian_energy_over_variance":0.9396572709083557,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.07374979555606842,"scale_diff2_mid":0.12398671358823776,"scale_diff2_far":0.130083367228508,"scale_diff2_near_over_variance":0.2730673849582672,"scale_diff2_mid_over_variance":0.45907554030418396,"scale_diff2_far_over_variance":0.48164913058280945,"value_histogram":[[[0.0390625,0.0390625,0.0390625],[0.015625,0.015625,0.015625],[0.0234375,0.0234375,0.0234375],[0.0234375,0.0234375,0.0234375],[0.01953125,0.01953125,0.01953125],[0.01171875,0.01171875,0.01171875],[0.01953125,0.01953125,0.01953125],[0.0234375,0.0234375,0.0234375],[0.01953125,0.01953125,0.01953125],[0.02734375,0.02734375,0.02734375],[0.01953125,0.01953125,0.01953125],[0.03515625,0.03515625,0.03515625],[0.04296875,0.04296875,0.04296875],[0.05078125,0.05078125,0.05078125],[0.046875,0.046875,0.046875],[0.078125,0.078125,0.078125],[0.05859375,0.05859375,0.05859375],[0.05078125,0.05078125,0.05078125],[0.04296875,0.04296875,0.04296875],[0.046875,0.046875,0.046875],[0.01953125,0.01953125,0.01953125],[0.0390625,0.0390625,0.0390625],[0.0234375,0.0234375,0.0234375],[0.01953125,0.01953125,0.01953125],[0.03515625,0.03515625,0.03515625],[0.015625,0.015625,0.015625],[0.015625,0.015625,0.015625],[0.02734375,0.02734375,0.02734375],[0.03125,0.03125,0.03125],[0.01953125,0.01953125,0.01953125],[0.01953125,0.01953125,0.01953125],[0.0390625,0.0390625,0.0390625]]],"scale_curve":[[[0.015625,0.07374979555606842,0.2730673849582672],[0.0625,0.12398671358823776,0.45907554030418396],[0.25,0.130083367228508,0.48164913058280945]]]},"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\",\"4\",\"3\",\"55\"]"}