The software according to the invention incorporates a glossary management tool that makes it easy for each client to customize terminology to the needs of a particular business. With this tool, termed a glossary manager, a company can customize a number of feature names in the system to provide a more familiar context for their users. A system administrator can also customize the manner in which "thumbnail" or "preview" images are presented. The system performs clustering on search queries, and searches media records multi-modally, using two or more approaches such as image searching and text searching. An administrator can tune search parameters. Two or more streams of metadata may be aligned and correlated with a media file, facilitating later searching. The system evaluates itself. It folds popularity information into rankings of search results.