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. 2017 Mar 16;12(3):e0173987. doi: 10.1371/journal.pone.0173987

Table 6. Major types of research data and their entity types.

Major Types of Research Data Criteria for Data File Properties
Any types of data (e.g., Raw data), Text documents (e.g., Word, PDF, LaTeX, TXT), Spreadsheets (e.g., Excel), Slides (e.g., PowerPoint), Audios, Audio-Visuals, Images, Laboratory Notes, Statistical data files, Databases (e.g., Access, MySQL, Oracle), Software codes, Tabular data files File Capacity, The Number of Files, Proprietary Files Extension (e.g.,.exe)
Entity Types Metadata Elements Identification Schemes
Intellectual Entity Title, Main Title, Other Title, Abbreviated Title, Subtitle, Abstract, Grant, Citation, Supplementary Information, Description, Material Type, Language, Target Audience, Reviews, Open Summary, Subject Summary, Identifier, Related URL, Right DOI, ARK, Handle, HTTP URI, Permanent Local URL
Object Title, Identifier, Related URL, File Format, Description, Supplementary Information, Note, Citation DOI, ARK, Handle, HTTP URI, Permanent Local URL
Symbolic Object Title, Identifier, Related URL, File Format, Description, Supplementary Information, Note, Citation DOI, ARK, Handle, HTTP URI, Permanent Local URL
Person Author, Creator, Contributor Local Name Authority Records, ORCID
Organization Larger body of work, Publisher, Source institution, Physical Container, Funder Local Authority Control System
Place Place of Publication, Holding Location, Spatial Coverage, Coordinates, Physical Container GeoName Database (GeoNameID)
Time Date, Publication Date, Copyright Year, Temporal Coverage, Time
Event Process, Publication Status, Edition
Topic Subject Keyword, Methodology, Genre LCSH, MESH, and FAST with HTTP URI