Ensuring the quality of data packages in the LTER network data management system

Contact: [email protected], [email protected], [email protected] Scope: the domain of the check knb, lter, (or other communities) Type: package component(s) being checked metadata, data, metadata:data congruency Response status: •! info for information only, does not affect acceptance by system •! Or one which controls system behavior: •! valid all check-criteria were met •! warn some problem may be present, but data package is acceptable to the system (eg, PASTA) •! error data package cannot be accepted A. Check classification !! The EML metadata specification is widely used to describe environmental data !! The DML code reads EML-described data tables into a relational database for analysis. It also checks features of certain important metadata elements such as title, abstract and data URL. !! Checks are designed to evaluate metadata/data for general use (i.e., other than in a database) and the system is extensible for data types other than tables.