Patent ID: 8983963
Filing Date: 2015-03-17
Classification: G06F

Abstract:
1. A method for analyzing documents, the method comprising: importing into a database a plurality of documents and/or document portions, at least some of the documents and/or document portions being structured and at least some of the documents and/or document portions being unstructured; organizing the imported documents and/or document portions into one or more collections by splitting the documents and/or document portions into one or more sub-documents and/or sub-document portions and treating both the structured and unstructured sub-documents and/or sub-document portions as respective unstructured sub-documents and/or sub-document portions; receiving a selection of at least one of said one or more collections; building one or more indexes of words and/or groups of words based on each said document or document portion in each said selection; building a document-word matrix including a value indicative of a number of times each said word and/or group of words in the index of words and/or groups of words appears in each said document or document portion in each said selection; generating, via at least one processor, clusters of documents from the selected one or more collections using the document-word matrix, wherein each cluster includes documents having a degree of similarity above a similarity threshold and wherein at least one document is included in a plurality of clusters; receiving a user selection of documents from one generated cluster or from different generated clusters; and in response to the user selection of the documents, calculating a degree of similarity between the selected documents.