Patent ID: 7809718
Filing Date: 2010-10-05
Classification: G06F

Abstract:
1. A method of clustering a plurality of documents from a data stream comprising: identifying, by a processor, metadata in the plurality of documents; emphasizing, by the processor, one or more words corresponding to the metadata; generating, by the processor, a single feature vector for each of the plurality of documents based at least in part on the emphasized words by determining a numerical value for each word in one or more of the plurality of documents by determining a Term Frequency Inverse Document Frequency (TFIDF):  wherein TF is the frequency of each word, N is a number of documents, DL clustering, by the processor, the plurality of documents based at least in part on the generated feature vectors; and mining the data by removing stop words from one or more documents and determining frequencies of words remaining in the one or more documents.