Výsledky vyhledávání

Integrating Lifecycle Metadata into the R workflow - Implementing DDI4 in R

Our vision regarding the use of metadata in a language like R is that having an implementation in it can help move the recording of metadata into the workflow of creating and managing data. Table structures, value domains, and transformations may be

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The DDI4 Core - how to document data from different structures?

Autor: Orten, Hilde, Hoyle, Larry

The DDI4 Core - how to document data from different structures? The model based DDI4 Core specification to be released in 2020 offers new possibilities to describe data compared to earlier versions of the DDI. The DDI4 Core has a domain independent a

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Data Description with the DDI4 Core

Autor: Orten, Hilde, Hoyle, Larry

Whilst earlier version of DDI lets users document data from rectangular data files and NCubes, the DDI4 takes steps to handle a broader range of data structures as well as data from different sources. Based on the DDI4 prototype released October 2018

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DDI4 in R – New Possibilities

Autor: Hoyle, Larry, Wackerow, Joachim

We have been working on a representation of the DDI 4 model in R, realized as a package. We now have an R-object-oriented class for each DDI 4 class with associated functions to validate and print objects, manage a registry of DDI 4 objects, manage D

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The DDI4 Collections Pattern

Autor: Gillman, Dan

One of the innovations in DDI4 is the introduction of the notion of a pattern, a set of abstract classes that can be realized by other classes. A class that realizes a class in a pattern has all of the properties and relationships of the pattern clas

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A Sample Codebook In Ddi4 Xml

Autor: Hoyle, Larry

This presentation will be a first look at a sample codebook serialized in DDI4 XML. The sample codebook is for a subset of variables from the Australian Election Study, 2013 - au.edu.anu.ada.ddi.01259 from the Australian Data Archive (ADA). The subse

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Sample Use Cases for the Data Dictionary View in DDI Views (DDI4)

Autor: Gillman, Dan, Gregory, Arofan, Hoyle, Larry, Knut Wenzig

Publikováno v: BASE-Bielefeld Academic Search Engine

This presentation discusses sample use cases for the data dictionary view in DDI 4.

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DDI 4 - The Potential as a Metadata Standard for Cross-Domain Research Data

Autor: Wackerow, Joachim, McEachern, Steven

The DDI Alliance released a prototype of DDI 4. DDI 4 is a large UML model library for describing research and other data. Subsets of the library--called views--are provided for specific user perspectives. Encodings in other technologies, XML Schema

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