Resource Directory

CODATA and the DDI Alliance collaborated to present free online training at the European DDI conference 2022. The training event introduced DDI and describes the major specifications, DDI Codebook and DDI Lifecycle, as well as the upcoming DDI Cross-Domain Integration. In addition, DDI tool demon...

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 life...

NADA is an open source microdata cataloging system, compliant with the Data Documentation Initiative (DDI) and Dublin Core’s RDF metadata standards. It serves as a portal for researchers to browse, search, compare, apply for access, and download relevant census or survey datasets, questionnaires,...

This document is useful when researchers are entering a dataset or a data file in order to deposit their data. It defines and explains the categories of controlled vocabulary lists used in the SWISSUbase metadata schema for the social sciences. The categories were chosen based on the set created...

The content of this report is intended for CESSDA SPs, aspiring CESSDA members, CESSDA MO, and anyone interested in the topics in general and in the metadata work of CESSDA in particular. The report is supposed to provide information for current CESSDA SPs and aspiring CESSDA SPs on the initiativ...

This report specifies the data access categories that are to be implemented in the CESSDA Data Catalogue. The discussion focuses on how the implementation can be done within the DDI framework which is the common metadata standard for CESSDA Service Providers and CDC Publishers. (The report was cr...

Data quality is a topic which is often discussed and attracts a lot of interest, but the way in which it is approached varies widely. CODATA's fourth and final webinar in the 2021 series, examined different approaches in the use of metadata for describing data quality from the perspective of data...

This tutorial is from the 12th Annual European DDI User Conference (EDDI2020), held November 30, 2020. The DDI Cross Domain Integration (DDI-CDI) is a new product within the DDI family of specifications to be released in 2021. Unlike earlier DDI metadata specifications, DDI-CDI is intended to be...

This workshop is from the 12th Annual European DDI User Conference (EDDI2020), held November 30, 2020. This tutorial provides the knowledge and skills on how a syntax representation (or encoding) of an UML model can be generated in any language. The focus is on the DDI – Cross Domain Integration...

This workshop is from the 12th Annual European DDI User Conference (EDDI2020), held November 30, 2020. Are you interested to learn about what DDI can do for your organization or institution? DDI is an international standard for describing data from the social, economic and behavioral sciences, cu...