Dockerfile of PHP7-ML

Dockerfile of PHP-ML⁠, the Machine Learning library for PHP, on Alpine Linux.

docker pull keinos/php7-ml:latest

Basic Image Info

• Source: https://github.com/KEINOS/Dockerfile_of_PHP7-ML⁠ @ GitHub

• Image: https://hub.docker.com/r/keinos/php7-ml @ Docker Hub

  • Target architecture: x86_64 (Intel. Maybe AMD too but ARM)

• Base Image: keinos/php7-composer-alpine

• User: www-data

• Entry Point: not set

• Composer: Installed under /usr/bin/composer

• Working Directory: /app (alias of /home/www-data)

• PHP-ML: Installed under /app/vendor/php-ai via composer

  • Ref: Repo⁠ @ GitHub
  • Ref: Docs⁠ @ ReadTheDocs

• /app/composer.json :

  {
      "require": {
          "php-ai/php-ml": "^0.8.0"
      }
  }
  

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Sample Usage

Mount the script on /app and run.

$ docker run --rm -it -v $(pwd)/sample.php:/app/sample.php keinos/php7-ml:latest php /app/sample.php

• Sample script:

  <?php
  /* sample.php */
  
  require_once __DIR__ . '/vendor/autoload.php';
  
  use Phpml\Classification\KNearestNeighbors;
  
  $samples = [[1, 3], [1, 4], [2, 4], [3, 1], [4, 1], [4, 2]];
  $labels  = ['a', 'a', 'a', 'b', 'b', 'b'];
  
  $classifier = new KNearestNeighbors();
  $classifier->train($samples, $labels);
  
  echo $classifier->predict([3, 2]);
  // returns 'b'
  

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