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Sensitivity Analysis for Shallow Water Equations - Advanced Study ...

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Why an Adjoint Equation?<br />

Diffusion equation defined in the domain x ∈ (0, L) is<br />

Objective function :<br />

where r = δ(x − x T ).<br />

Adjoint Equation<br />

Objective function:<br />

where f = Mδ(x − x s ).<br />

D ∂2 C<br />

+ f = 0, C(0) = C(L) = 0<br />

∂x 2<br />

J =<br />

J =<br />

∫ L<br />

0<br />

r(x)C(x) dx<br />

D ∂2 C ∗<br />

∂x 2 + r = 0<br />

∫ L<br />

0<br />

f (x)C ∗ (x) dx<br />

Vani Cheruvu (ASP Research Review) Adjoint <strong>Sensitivity</strong> <strong>Analysis</strong> 06/14/2007 9 / 30

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