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controller structure & nonsmooth programming - Pierre Apkarian - Free

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challenges <strong>nonsmooth</strong> opt. MATLAB tools The End<br />

<strong>controller</strong> design as <strong>nonsmooth</strong> program<br />

• optimization problems are <strong>nonsmooth</strong> and/or nonconvex<br />

• but gentle special composite <strong>structure</strong> with cast<br />

minimize<br />

x<br />

max λ 1 ◦ T (x, ω)<br />

ω∈Ω<br />

Ω index set freq. or times<br />

where max Ω∈Ω λ 1 is convex but <strong>nonsmooth</strong><br />

T (x, Ω) differentiable but nonconvex wrt. x, ∀ω<br />

<strong>controller</strong> <strong>structure</strong> & <strong>nonsmooth</strong> <strong>programming</strong> - http://pierre.apkarian.free.fr<br />

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