This collection holds material related to the Data Documentation Initiative (DDI) http://www.ddialliance.org/. There is a separate collection for the 2013 North American DDI conference (NADDI 2013)
(2016-04-08)This closing plenary presentation from the 2016 North American Data Documentation Initiative conference (NADDI2016) traces the evolution of the Data Documentation Initiative DDI metadata standard from initial meetings in ...
(2016-04-07)This presentation explores the current set of classes for describing qualitative data in the developing DDI4 model. The qualitative model is built on the work of DDI Moving Forward sprints, the DDI Qualitative Data Model ...
(IASSIST Quarterly, 2016)One of the roles the DDI standard can perform is to serve as a medium for the transfer of metadata and data across both space and time. A crucial component of this role is the ability to represent the data and metadata ...
(2014-11-17)Work products from the the NSF1448107 sponsored group attending Dagstuhl event 14432 in October 2014. These include datasets, analysis programs, and a technical report.
(2013-11-24)All of the major data analysis software packages now allow some form of user defined extended attributes on variables and most also allow these attributes for the datasets themselves. In each case these attributes can be ...