gheb/nn

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NeuralNetwork

dev-master 2019-11-18 13:30 UTC

Requires

• php: >=7.1.0
• numphp/numphp: ^1.2

Unknown License

• Grégoire Hébert

README

This repository purpose is to provide a toy for Machine Learning around the SymfonyLive Paris 2018 and SymfonyCon Amsterdam 2019

prerequisite

• php > 7.1
• composer (http://getcomposer.org)

Installation

composer install

Usage

php example.php

<?php
// example.php

require_once 'vendor/autoload.php';

use nn\NeuralNetwork;

$nn = new NeuralNetwork(1, 3, 1);

$training_data = [
    [[0], [0]],
    [[1], [0]],
    [[2], [0]],
    [[3], [0]],
    [[4], [0]],
    [[5], [0]],
    [[6], [1]],
    [[7], [1]],
    [[8], [1]],
    [[9], [1]],
    [[10], [1]],
];

for ($i = 0; $i < 200; ++$i) {
    foreach ($training_data as $data) {
        $nn->train(...$data);
    }
}

var_dump($nn->feedForward([2]));
var_dump($nn->feedForward([8]));

Have fun :)