5. The method of claim 1 , further comprising: analyzing the document structure instance to identify a document type; and determining structure categories for the document structure instance based on the document type.
5. The method of claim 1 , further comprising: analyzing the document structure instance to identify a document type; and determining structure categories for the document structure instance based on the document type. 7. The method of claim 5 , further comprising: identifying a category glossary for a selected structure category from the structure categories; determining whether the document structure instance includes any permissible terms from the category glossary; and performing an analysis operation based on whether the document structure instance includes any of the permissible terms from the category glossary.