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fann_test	fann_train

Fann Functions	Last updated: Mon, 26 Oct 2026

fann_test_data

(PECL fann >= 1.0.0)

fann_test_data — Test a set of training data and calculates the MSE for the training data

Description

function fann_test_data(resource $ann, resource $data): float

Test a set of training data and calculates the MSE for the training data.

This function updates the MSE and the bit fail values.

Parameters

ann: Neural network resource.
data: Neural network training data resource.

Return Values

The updated MSE, or false on error.

See Also

fann_train_on_data() - Trains on an entire dataset for a period of time
fann_train_epoch() - Train one epoch with a set of training data
fann_get_bit_fail() - The number of fail bits
fann_get_MSE() - Reads the mean square error from the network
fann_set_training_algorithm() - Sets the training algorithm

fann_test	fann_train

Fann Functions	Last updated: Mon, 26 Oct 2026