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Tune the optimiser #20

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config-i1 opened this issue Apr 6, 2020 · 1 comment

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config-i1 commented Apr 6, 2020

Normalise all the parameter before the nloptr(), then denormalise them in the loop. See if this improves the speed of calculation and accuracy.

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config-i1 commented Apr 6, 2020

The normalisation does not work in general, because the level is then changed more than needed and the fit becomes unstable.

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