RN Score

International Ocean Discovery Program (IODP)

College Station, TX, United States · Member ID: 1029 · 10,662 total works

Nexus Score

40/ 100
D
+72 points vs historical

Score Breakdown by Era

Current

Last 2 years

#32

76

155 works

Backfile

Older than 2 years

#2,187

4

10,507 works

Ranked #32 for recent publications vs #2,187 overall — improving with recent work

Dimension Breakdown

Provenance

References, update policies, similarity check

9.8 / 25
People

ORCID coverage

10.0 / 20
Organizations

Affiliations and ROR IDs

4.7 / 15
Funding

Funder registry and award numbers

8.8 / 20
Access

Licenses, full-text links, abstracts

6.4 / 20

Score by Content Type

Scores calculated separately for each content type registered with Crossref. The aggregate score above includes all types.

Content TypeScoreGrade
ReportsTOP20F
Edited Books20F
Monographs7F
Book Chapters5F
Datasets2F
Non-article content types (reviews, components, corrections) typically have lower metadata coverage, which can reduce the aggregate score above.
Why doesn't the leaderboard use per-type scores? Deciding which content types count as "primary research" is subjective and varies by discipline and publisher model. The leaderboard uses Crossref's aggregate coverage to ensure a consistent, comparable baseline across all 27,000+ publishers. This per-type breakdown lets you see the full picture for any individual publisher.

Detailed Metrics

MetricCoveragePointsStatus

References

provenance

88%
13.3 / 15Excellent

Update Policies

provenance

93%
4.7 / 5Excellent

Similarity Check

provenance

0%
0.0 / 5Poor

ORCID Coverage

people

97%
19.5 / 20Excellent

Affiliations (Text)

organizations

0%
0.0 / 5Poor

ROR IDs

organizations

92%
9.2 / 10Excellent

Funder Registry

funding

87%
8.7 / 10Excellent

Award Numbers

funding

81%
8.1 / 10Excellent

Licenses

access

92%
6.4 / 7Excellent

Full-text Links

access

85%
5.9 / 7Excellent

Abstracts

access

0%
0.0 / 6Poor

Quick Wins to Improve Your Ranking

Small metadata improvements can significantly boost your score. Here are the highest-impact changes you can make:

1

Improve Provenance

+10 pts potential

Add reference lists to your DOI deposits. Even partial references help establish citation links.

Current: 39% coverageView Crossref Documentation →
2

Improve Access

+10 pts potential

Add abstracts, license URLs (using SPDX identifiers), and full-text links to your metadata.

Current: 32% coverageView Crossref Documentation →
3

Improve Organizations

+7 pts potential

Add author affiliations with ROR IDs. The ROR API can help match institution names to IDs.

Current: 31% coverageView Crossref Documentation →

Pro Tip: Focus on your current (recent) publications first. Improving metadata on new deposits is easier than updating backfiles, and it will immediately improve your "current" coverage scores.

Improvement Recommendations

Actionable steps to improve your Nexus Score

About This Score

Data Source
Crossref /members API
Last Updated
3/26/2026

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View detailed metadata coverage on Crossref's official tools.

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