{"collection":"grad-noise-175k","coord":"t13_x1_u15_b1","data":{"index":42762,"ordinal":"105611230","topo":"o1(o2(o1(x),x))","expression":"frc(sub(log(P),D))","image":"frame_expr-042762.png","measured":true,"step":1063,"globalStep":1063,"value_mean":-0.3436013460159302,"value_positive_fraction":0.4375,"value_abs_mean":0.7813818454742432,"value_variance":0.582244336605072,"value_stddev":0.7630493640899658,"value_min":-1,"value_max":0.9771153330802917,"value_range":1.9771153926849365,"histogram_probability_sum":1,"histogram_entropy_bits":2.7038211822509766,"gradient_energy_x":0.0327579490840435,"gradient_energy_y":0,"gradient_magnitude_mean":0.05255890265107155,"gradient_axis_bias":1,"gradient_nonzero_flag":1,"laplacian_mean":-0.0002360151702305302,"laplacian_energy":0.07027827203273773,"laplacian_abs_mean":0.06499400734901428,"gradient_magnitude_variance":0.030005328357219696,"gradient_magnitude_stddev":0.1732204556465149,"gradient_magnitude_cv":3.2957394123077393,"gradient_magnitude_max":1.9686607122421265,"gradient_energy_over_variance":0.056261513382196426,"laplacian_energy_over_variance":0.12070237100124359,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.03558311238884926,"scale_diff2_mid":0.09746695309877396,"scale_diff2_far":0.23799633979797363,"scale_diff2_near_over_variance":0.061113711446523666,"scale_diff2_mid_over_variance":0.16739870607852936,"scale_diff2_far_over_variance":0.4087567925453186,"value_histogram":[[[0.5625,0.5625,0.5625],[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],[0.0078125,0.0078125,0.0078125],[0.01953125,0.01953125,0.01953125],[0.03515625,0.03515625,0.03515625],[0.0234375,0.0234375,0.0234375],[0.03515625,0.03515625,0.03515625],[0.03125,0.03125,0.03125],[0.0390625,0.0390625,0.0390625],[0.03515625,0.03515625,0.03515625],[0.0234375,0.0234375,0.0234375],[0.03125,0.03125,0.03125],[0.03125,0.03125,0.03125],[0.03125,0.03125,0.03125],[0.03125,0.03125,0.03125],[0.02734375,0.02734375,0.02734375],[0.0234375,0.0234375,0.0234375],[0.01171875,0.01171875,0.01171875]]],"scale_curve":[[[0.015625,0.03558311238884926,0.061113711446523666],[0.0625,0.09746695309877396,0.16739870607852936],[0.25,0.23799633979797363,0.4087567925453186]]]},"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":"[\"13\",\"1\",\"15\",\"1\"]"}