International Business Machines Corporation
Archiving of topmost ranked answers of a cognitive search

Abstract:

A method for archiving of documents of a query against a cognitive system can be provided. The cognitive system comprises at least a cognitive engine, several stored documents, and a learned model. The method comprises determining a plurality of evidence fragments, a related first list of documents and related metadata. The method also comprises removing a document from the stored documents, redetermining as second result a second list of documents, comparing the first and second list of documents, and upon determining identical documents in the compared first and second list of documents up to a confidence cliff, removing another document. Furthermore, the method comprises repeating the steps of removing, redetermining, and comparing until the first list of documents and the second list of documents differ above the confidence cliff and storing metadata of the documents of the first list, the plurality of evidence fragments, and the first query.