There are many different types of documentation that can be created to accompany research data and the type(s) that you choose are dependent on your research context. Some common options are listed below and the rest of this guide goes into each type in more detail.
Metadata standards consist of elements that categorize metadata by function. They often arise out of metadata schemas (a set of elements designed to describe information). Following established standards and schema allow repositories to be inter-operable. This can be very important in the longevity and durability of data.