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Supplemental Data: Questions and Considerations. Alexander ( ‘ Sasha ’ ) Schwarzman Information Systems Analyst American Geophysical Union (AGU) Co-chair, TWG NISO / NFAIS Supplemental Journal Article Material Working Group. Contents. Supplemental material: Deluge
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Supplemental Data: Questions and Considerations Alexander (‘Sasha’) Schwarzman Information Systems Analyst American Geophysical Union (AGU) Co-chair, TWG NISO / NFAIS Supplemental Journal Article Material Working Group
Contents • Supplemental material: Deluge • Integral, Additional, Related: So what? • NISO/NFAIS WG: What’s in and out of scope? • TWG Charge • Metadata: Basics • Metadata: Complexities • More info and contact
Integral, Additional, Related… whatever. Who cares anyway? You should! Designation has consequences: • Peer review • Editing; Markup; Discoverability / search • Presentation / display • Hosting; Preservation / longevity • Migration/conversion • Repurposing / usability • Processing fee
TWG Charge • Metadata, persistent identifiers, granularity • Citing, linking to and from, references within • Archiving, preservation, migration • Packaging, exchange, delivery • Accessibility
Metadata: Basics • Article being supplemented (“main article”) • Function: integral, additional, related (?) • Descriptive metadata • IDs, contributors, title, language, summary, subject descriptors, rights/permissions, funding, accessibility, etc. • Physical metadata • File name, format, size, date, mimetype/subtype, created with, application requirements, validity check, ext. link, etc.
Metadata: Complexities • Heterogeneity: a single supplemental ZIP, TAR, or PDF may contain multiple files. Some may be Integral; others, Additional. • Content granularity: assign metadata to supplemental material as a whole? Individual objects? Object groups? All? • Relationship granularity: identify relationship to the article as a whole or to its individual components (to Table 4, to Fig. 7)? • Equivalency relationship: a single chemical structure or a protein may have multiple representations, e.g., a table, a figure, and an interactive application. One may be primary; each may have different preservation requirements.
More info and contact http://www.niso.org/workrooms/supplemental http://www.agu.org/dtd/Presentations/sup-mat/ sschwarzman@agu.org