jaro_winkler (rubygems): jaro_winkler is an implementation of Jaro-Winkler \   distance algorithm which is written in C extension and will fallback to pure \   Ruby version in platforms other than MRI/KRI like JRuby or Rubinius. Both of \   C and Ruby implementation support any kind of string encoding, such as \   UTF-8, EUC-JP, Big5, etc.
Keywords: algorithm|jaro-winkler|jaro-winkler-distance|ruby