A Chinese error check system comprises: an input device for inputting a sentence to be checked; a regular dictionary storing device for storing regular words and their weights; a special segmentation classes storing device for storing special segmentation classes and their weights; a segmentation device...http://www.google.com/patents/US6173252?utm_source=gb-gplus-sharePatent US6173252 - Apparatus and methods for Chinese error check by means of dynamic programming and weighted classes