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fann_print_error	fann_read_train_from_file

Fann Functions	Last updated: Mon, 26 Oct 2026

fann_randomize_weights

(PECL fann >= 1.0.0)

fann_randomize_weights — Give each connection a random weight between min_weight and max_weight

Description

function fann_randomize_weights(resource $ann, float $min_weight, float $max_weight): bool

Give each connection a random weight between min_weight and max_weight

From the beginning the weights are random between -0.1 and 0.1.

Parameters

ann: Neural network resource.
min_weight: Minimum weight value
max_weight: Maximum weight value

Return Values

Returns true on success, or false otherwise.

See Also

fann_init_weights() - Initialize the weights using Widrow + Nguyen’s algorithm

fann_print_error	fann_read_train_from_file

Fann Functions	Last updated: Mon, 26 Oct 2026