SYSTEM FOR STRING MATCHING BASED ON SEGMENTATION METHOD AND METHOD THEREOF

摘要

A device of searching a text string based on segmentation according to the present invention includes: a keyword input unit that receives a keyword; a segmentation unit that receives the keyword and constantly splits the received keyword into a search unit having one or more characters; and a search unit that extracts a generation position of each search unit in a search target file by searching each search unit of the keyword from the search target file and calculates similarity as the inputted keyword by using the extracted generation position. According to the present invention, a dictionary does not need to be previously organized at the time of creating an index database and a creation speed of the index database is increased and false extraction is minimized, thereby accurately searching a text string.