(PECL fann >= 1.0.0)
fann_set_learning_rate — ����ѧϰ���ʡ�
$ann
, float $learning_rate
) : bool����ѧϰ���ʡ�
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annNeural network resource.
learning_rateѧϰ���ʡ�
Returns TRUE on success, or FALSE otherwise.