Approximation of continuous functions on R<sup>d</sup> by linear combinations of shifted rotations of a sigmoid function with and without scaling.

Yoshifusa Ito Approximation of continuous functions on R<sup>d</sup> by linear combinations of shifted rotations of a sigmoid function with and without scaling. 105-115 1992 5 Neural Networks 1 http://dx.doi.org/10.1016/S0893-6080(05)80009-7 db/journals/nn/nn5.html#Ito92