An XML (eXtensible Markup Language) schema to define a list of terms to be recognized as semantic categories is disclosed. Using an instance of the XML schema, a user may easily define terms to be recognized as semantic categories without having to compile a complete recognizer plug-in. The XML schema...http://www.google.com.tw/patents/US7716163?utm_source=gb-gplus-share專利 US7716163 - Method and system for defining semantic categories and actions