fann_scale_train_data

(PECL fann >= 1.0.0)

fann_scale_train_dataScales the inputs and outputs in the training data to the specified range

Description

fann_scale_train_data(resource $train_data, float $new_min, float $new_max): bool

Scales the inputs and outputs in the training data to the specified range.

Parameters

train_data

Neural network training data resource.

new_min

New minimum after scaling inputs and outputs in training data.

new_max

New maximum after scaling inputs and outputs in training data.

Return Values

Returns true on success, or false otherwise.

See Also

add a note

User Contributed Notes 1 note

up
0
geekgirl dot joy at gmail dot com
3 years ago
<?php

// How to scale an existing unscaled training file and save it

$path = 'TrainingData' . DIRECTORY_SEPARATOR;

// Read raw (un-scaled) training data from file
$train_data = fann_read_train_from_file($path . "Training.data");

// Scale to a range of -1 to 1
fann_scale_train_data($train_data, -1, 1);

// Save the new scaled traning data as a file
fann_save_train($train_data, $path . 'ScaledTraining.data');
To Top