appInfo(application information) – Groups information about applications which have acted
the MEI file.
editorialDecl(editorial declaration) – Used to provide details of editorial principles and practices
applied during the encoding of musical text.
projectDesc(project description) – Project-level meta-data describing the aim or purpose for
the electronic file was encoded, funding agencies, etc. together with any other relevant
information concerning the process by which it was assembled or collected.
samplingDecl(sampling declaration) – Contains a prose description of the rationale and methods
sampling texts in the creation of a corpus or collection.