Multi-source contextual information item grouping for document analysis

A system for transforming a plurality of informational items from a plurality of diverse informational sources into a plurality of topic analyzable documents each having a key property value relative to the informational items therein, and for analyzing the documents for topical identification, the system comprising:

• a first data repository for storing a plurality of the informational items segregated by informational item source wherein the plurality of informational items are addressed therein by item relevant attributes, and wherein one of the item relevant attributes is predetermined as the key property vale common to selected ones of the relevant attribute;
• a second data repository for storing the informational items associated by the key property value as a plurality of distinct topic analyzable documents, wherein the informational items in each one of the documents are grouped as a sequence of informational item strings, each string identified by an informational source thereof;
• and,
• a processor for analyzing the documents for the topical identification.