Abstract: Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, for receiving an electronic text document. Identifying a context of the document based on mapping text from the document to entries in a plurality of concept libraries. Determining an intersection between a first entry in a first of the plurality of concept libraries and a second entry in a second of the plurality of concept libraries. Identifying a relationship between at least two concepts included in the document based on the intersection between the first entry and the second entry. Determining an intent of the document based on the context and the relationship between the at least two concepts. Automatically routing the document for further processing based on the determined intent.

Abstract: Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, for receiving at least one electronic document, and identifying one or more words, phrases, or patterns used within the electronic document and that are based on a lexicon. Mapping, using a concept library, the one or more words, phrases, or patterns to a concept intended to be conveyed by the one or more words, phrases, or patterns according to the lexicon. Generating concept data based on the mapping, and storing the concept data in association with data identifying the electronic document.