A method and a system for dynamically updating information including captive data for publication. `Captive data` is defined as data accompanied by or associated with an identifying tag such as a caption. The captive data may include image, audio or visual data, among other types of data. Documents and other information having common characterizing features are grouped together. Captive data accompanied by identifying tags having characterizing features in common with a grouping of documents or other information are assigned to the grouping. The information obtained in the grouping step is used to determine how to publish the information contained in a cluster based on a customer request for information.