... Lemm¹

Institut für Theoretische Physik I, Wilhelm-Klemm-Str.9, D-48149 Münster, Germany, phone: (+49)251/83-34922, Fax (+49)251/83-36328, lemm@uni-muenster.de. The paper has been accepted for the 5th International Workshop on Fuzzy-Neuro Systems ´98.

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... interpretation²

Minimizing the error functional $E[h]$ corresponds to a maximum posterior or saddle point approximation for the expected risk in a full Bayesian decision theory.

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... space³

We neglect here specific problems appearing for infinite Hilbert spaces and use for example the $\delta$-function freely in the manner of physicists. We may also remark that we have to resort finally to a finite representation of functions $h(x)$ in all numerical calculations.

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