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fann_set_quickprop_mu	fann_set_rprop_delta_max

Fann Functions	Last updated: Mon, 26 Oct 2026

fann_set_rprop_decrease_factor

(PECL fann >= 1.0.0)

fann_set_rprop_decrease_factor — Sets the decrease factor used during RPROP training

Description

function fann_set_rprop_decrease_factor(resource $ann, float $rprop_decrease_factor): bool

Sets the decrease factor used during RPROP training.

Parameters

ann: Neural network resource.
rprop_decrease_factor: The decrease factor.

Return Values

Returns true on success, or false otherwise.

See Also

fann_get_rprop_decrease_factor() - Returns the decrease factor used during RPROP training

fann_set_quickprop_mu	fann_set_rprop_delta_max

Fann Functions	Last updated: Mon, 26 Oct 2026