{"collection":"grad-noise-175k","coord":"t19_x10_u0_b2","data":{"index":145119,"ordinal":"154695431","topo":"o2(x,o2(o1(x),x))","expression":"add(D,mlt(sqt(P),D))","image":"frame_expr-145119.png","measured":true,"step":40959,"globalStep":40959,"value_mean":-0.5252835154533386,"value_positive_fraction":0.23046875,"value_abs_mean":0.6381862163543701,"value_variance":0.27362367510795593,"value_stddev":0.5230904817581177,"value_min":-1,"value_max":0.5196844935417175,"value_range":1.5196845531463623,"histogram_probability_sum":1,"histogram_entropy_bits":3.0406289100646973,"gradient_energy_x":0.011301900260150433,"gradient_energy_y":0,"gradient_magnitude_mean":0.056004345417022705,"gradient_axis_bias":1,"gradient_nonzero_flag":1,"laplacian_mean":0.0006190892308950424,"laplacian_energy":0.009147732518613338,"laplacian_abs_mean":0.02881409041583538,"gradient_magnitude_variance":0.008167321793735027,"gradient_magnitude_stddev":0.09037323296070099,"gradient_magnitude_cv":1.613682508468628,"gradient_magnitude_max":1.0306769609451294,"gradient_energy_over_variance":0.041304539889097214,"laplacian_energy_over_variance":0.033431801944971085,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.0175638385117054,"scale_diff2_mid":0.1070806011557579,"scale_diff2_far":0.07343707978725433,"scale_diff2_near_over_variance":0.06418976187705994,"scale_diff2_mid_over_variance":0.3913426101207733,"scale_diff2_far_over_variance":0.26838716864585876,"value_histogram":[[[0.5,0.5,0.5],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0.00390625,0.00390625,0.00390625],[0.01953125,0.01953125,0.01953125],[0.0390625,0.0390625,0.0390625],[0.03515625,0.03515625,0.03515625],[0.04296875,0.04296875,0.04296875],[0.0390625,0.0390625,0.0390625],[0.01171875,0.01171875,0.01171875],[0.03125,0.03125,0.03125],[0.03125,0.03125,0.03125],[0.015625,0.015625,0.015625],[0.03125,0.03125,0.03125],[0.0390625,0.0390625,0.0390625],[0.015625,0.015625,0.015625],[0.03515625,0.03515625,0.03515625],[0.02734375,0.02734375,0.02734375],[0.02734375,0.02734375,0.02734375],[0.02734375,0.02734375,0.02734375],[0.0234375,0.0234375,0.0234375],[0.00390625,0.00390625,0.00390625],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0]]],"scale_curve":[[[0.015625,0.0175638385117054,0.06418976187705994],[0.0625,0.1070806011557579,0.3913426101207733],[0.25,0.07343707978725433,0.26838716864585876]]]},"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\",\"10\",\"0\",\"2\"]"}