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<fann_get_rprop_delta_zerofann_get_sarprop_step_error_shift>
^Fann FunctionsLast updated: Mon, 26 Oct 2026

fann_get_rprop_increase_factor

(PECL fann >= 1.0.0)

fann_get_rprop_increase_factor — Returns the increase factor used during RPROP training

Description

function fann_get_rprop_increase_factor(resource $ann): float

The increase factor is a value larger than 1, which is used to increase the step-size during RPROP training.

The default increase factor is 1.2.

Parameters

ann

Neural network resource.

Return Values

The increase factor, or false on error.

See Also


<fann_get_rprop_delta_zerofann_get_sarprop_step_error_shift>
^Fann FunctionsLast updated: Mon, 26 Oct 2026