{"collection":"grad-noise-175k","coord":"t20_x27_u0_b114","data":{"index":165057,"ordinal":"163502961","topo":"o2(x,o2(o2(x,x),x))","expression":"add(D,dst(pow(P,P),P))","image":"frame_expr-165057.png","measured":true,"step":28863,"globalStep":28863,"value_mean":-0.5000444054603577,"value_positive_fraction":0.25,"value_abs_mean":0.9999555945396423,"value_variance":0.7498672604560852,"value_stddev":0.8659487366676331,"value_min":-1,"value_max":1,"value_range":2,"histogram_probability_sum":1,"histogram_entropy_bits":0.8152539730072021,"gradient_energy_x":0.007937552407383919,"gradient_energy_y":0.007936917245388031,"gradient_magnitude_mean":0.007970314472913742,"gradient_axis_bias":0.0000400115386582911,"gradient_nonzero_flag":1,"laplacian_mean":3.754386992266268e-12,"laplacian_energy":0.03187353536486626,"laplacian_abs_mean":0.01590992510318756,"gradient_magnitude_variance":0.015809735283255577,"gradient_magnitude_stddev":0.1257367730140686,"gradient_magnitude_cv":15.775634765625,"gradient_magnitude_max":2,"gradient_energy_over_variance":0.02116970717906952,"laplacian_energy_over_variance":0.042505573481321335,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.02105671726167202,"scale_diff2_mid":0.08422345668077469,"scale_diff2_far":0.3365324139595032,"scale_diff2_near_over_variance":0.028080593794584274,"scale_diff2_mid_over_variance":0.11231782287359238,"scale_diff2_far_over_variance":0.4487893283367157,"value_histogram":[[[0.75,0.75,0.75],[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],[0,0,0],[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],[0.0003662109375,0.0003662109375,0.0003662109375],[0.2496337890625,0.2496337890625,0.2496337890625]]],"scale_curve":[[[0.015625,0.02105671726167202,0.028080593794584274],[0.0625,0.08422345668077469,0.11231782287359238],[0.25,0.3365324139595032,0.4487893283367157]]]},"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":"[\"20\",\"27\",\"0\",\"114\"]"}