The Complete SPRLIB & ANNLIB

DerTransTanH: - first derivative of transfer function

SYNOPSIS

double DerTransTanH

(unit)

ARGUMENTS

UNIT *unit A pointer to a UNIT structure.

RETURNS

The output of unit as calculated using the Value.Activation field value.

FUNCTION

The return value is 1 - (g * g), where g is TransTanH (unit).

SEE ALSO

TransDblSigmoid, TransLinear, TransTanH, TransParTanH, TransGauss, TransSigmoid, get_trans_func_name, get_trans_func_ptr, get_trans_func_no_pars

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