Patent ID: 8335791
Filing Date: 2012-12-18
Classification: G06F

Abstract:
1. A computer-implemented method comprising: under control of one or more computer systems configured with executable instructions, determining, based at least on the comparison, that the at least one input document and the at least one existing document meet the predetermined threshold similarity of subject matter; responsive to determining that the at least one input document and the at least one existing document meet the predetermined threshold similarity of subject matter, comparing words in the at least one input document with words in the at least one existing document; designating any dissimilar words or phrases between the at least one input document and the at least one existing document as candidate synonyms; merging the candidate synonyms into the search index file, wherein the merging associates the dissimilar words or phrases as synonyms in the search index file; and indexing the at least one input document into the search index file.