Table 2: Examples of Metadata for Indexing Content in a Knowledge Repository. The Collection is Derived from Metadata Described in a Number of Categorization Schemes for Computable Medical Knowledge

Metadata Title	Metadata Description	Orig. Metadata Source
Resource Title	Title of module of clinical logic.	In Arden In Morningside Template
File Identifier (URI)	Uniform Resource Locator(for storage); replaces filename (Arden)	In Arden In Morningside Template
UNID	Unique identifier for indexing through a terminology service for instance.	In Morningside Template
Version and Branch ID	A number indicating the version. In the context of a source repository, this might capture new branches as versioning generates alternate directions in the logic.	In Arden In Morningside Template
Submission/Revision Dates/Branching dates	The date associated with submission of this version.	In Arden In Morningside Template
Purpose	Statement of the goal of the logic (free text). May also provide tag references to a controlled taxonomy of purposes.	In Arden In Morningside Template