Automated Key Words (Phrases) Discovery In Document Stacks And Its Application To Document Classification, Aggregation, and Summarization

摘要

This invention automatically extracts key words (phrases) from a stack of electronic documents and apply them to classify, aggregate, and summarize the contents of the documents. It not only provides compressed information for its users to quickly find out popular themes in the document, but also screens out non-critical information such sentiments and false claiming so that its users can focus on the critical information. The ability to compare positive and negative information side-by-side provides further convenience.