feat: add stochastic uncertainty analysis - #7
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savbcar
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Aug 15, 2026
savbcar
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- adds reproducible Gaussian sampling for structural uncertainties
- propagates thickness, Young's-modulus and load uncertainty
- evaluates static stress and mode-1 frequency with CalculiX
- performs a 500-sample Monte Carlo study
- calculates mean, standard deviation and percentile statistics
- calculates stress-threshold exceedance fraction
- generates stress and frequency distributions
- generates an input/output correlation matrix
- calculates standardized linear sensitivity rankings
- adds stochastic unit and real-solver integration tests
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