Patent ID: 8166004

Claim:
A method for comparing a plurality of files, comprising: identifying, at a data processing device, a section of each file of the plurality of files based on one or more section selection identifiers, defining, by the data processing device, a set of unique content sections among the plurality of files based on a comparison of content of each of the sections of the plurality of files, creating an association between each of the unique content sections and one or more of the files that include a section corresponding to the unique content section, and creating, by the data processing device, one or more comparison reports based on the content of, and the files associated with, one or more of the unique content sections, wherein: at least one of the comparison reports is based on a hierarchy of information based on the set of unique content sections and the hierarchy includes: an identification of a group to which each file is associated, an identification of the sections within each group, and an identification of the unique content sections among the sections within each group.