removed obsolete links

git-svn-id: http://svn.php.net/repository/pear/packages/Text_LanguageDetect/trunk@204577 c90b9560-bf6c-de11-be94-00142212c4b1

Text/LanguageDetect.php

@@ -13,7 +13,6 @@
  * @author     Nicholas Pisarro <infinityminusnine+pear@gmail.com>
  * @copyright  2005 Nicholas Pisarro
  * @license    http://www.debian.org/misc/bsd.license BSD
- * @link       http://junker.org/~nickp/langdetect
  * @version    CVS: $Id$
  */
 
@@ -30,7 +29,6 @@
  * @author     Nicholas Pisarro <infinityminusnine+pear@gmail.com>
  * @copyright  2005 Nicholas Pisarro
  * @license    http://www.debian.org/misc/bsd.license BSD
- * @link       http://junker.org/~nickp/langdetect
  * @version    Release: @package_version@
  * @todo       allow users to generate their own language models
  */
@@ -512,6 +510,8 @@ function _sort_func($a, $b)
      * Sums the differences in rank for each trigram. If the trigram does not 
      * appear in both, consider it a difference of $this->_threshold.
      *
+     * Based on the statistical method used by perl's Language::Guess.
+     *
      * @access  private
      * @param   array    $arr1  the reference set of trigram ranks
      * @param   array    $arr2  the target set of trigram ranks