Welcome to the Data Documentation Initiative | Data Documentation Initiative

Document, Discover and Interoperate The Data Documentation Initiative (DDI) is an international standard for describing the data produced by surveys and other observational methods in the social, behavioral, economic, and health sciences. DDI is a free standard that can document and manage different stages in the research data lifecycle, such as conceptualization, collection, processing, distribut

[masa_iwasaki]

“The Data Documentation Initiative (DDI) is an international standard for describing the data produced by surveys and other observational methods in the social, behavioral, economic, and health sciences.”

[wakuteka]

社会調査の分野でのデータ標準化 #rjpusers

[jir_o]

DDI, metadata schema