| 摘要 |
The present invention provides a search system and a search method to make it easy to find out a document required truly among documents of a search result. This search system includes a division unit that divides a document to be searched into a plurality of blocks in accordance with designated division information, a calculation unit that calculates a hash value of each block by applying a hash function to a character string included in each block, a storage unit that stores the calculated hash value together with positional information on the block in the document, and a document grouping unit that fetches, for each document obtained by searching based on the search word, a corresponding hash value from the storage unit 545 in accordance with positional information on a block including the search word to group documents having the same hash value into one group and output the grouped documents as the search result. |
