Research Article

A Novel Probabilistic Fatigue Life Prediction Method for Welded Structures Based on gPC

Table 1

The polynomial chaos corresponding to random variables of different distribution types.

Distribution typePolynomial chaos type

GaussianHermite chaos
UniformLegendre chaos
GammaLaguerre chaos
BetaJacobi chaos
PoissonCharlier chaos
BinomialKrawtchouk chaos
HypergeometricHahn chaos
Nonnegative binomialMeixner chaos