RN Score

American Society for Microbiology

Washington, DC, United States · Member ID: 235 · 312,194 total works

Nexus Score

67/ 100
B
+39 points vs historical

Score Breakdown by Era

Current

Last 2 years

#3

87

15,354 works

Backfile

Older than 2 years

#22

47

296,840 works

Ranked #3 for recent publications vs #22 overall — improving with recent work

Dimension Breakdown

Provenance

References, update policies, similarity check

22.2 / 25
People

ORCID coverage

11.0 / 20
Organizations

Affiliations and ROR IDs

6.4 / 15
Funding

Funder registry and award numbers

8.0 / 20
Access

Licenses, full-text links, abstracts

19.3 / 20

Score by Content Type

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

Content TypeScoreGrade
Journal ArticlesTOP50C
Other32F
Book Chapters26F
Monographs19F
Edited Books6F
Book Sections5F
Book Sets5F
Reports4F
Books2F
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

97%
14.6 / 15Excellent

Update Policies

provenance

100%
5.0 / 5Excellent

Similarity Check

provenance

100%
5.0 / 5Excellent

ORCID Coverage

people

100%
19.9 / 20Excellent

Affiliations (Text)

organizations

98%
4.9 / 5Excellent

ROR IDs

organizations

38%
3.8 / 10Needs Work

Funder Registry

funding

70%
7.0 / 10Good

Award Numbers

funding

66%
6.6 / 10Good

Licenses

access

100%
7.0 / 7Excellent

Full-text Links

access

100%
7.0 / 7Excellent

Abstracts

access

95%
5.7 / 6Excellent

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 Funding

+8 pts potential

Include funder information using Open Funder Registry IDs and grant/award numbers.

Current: 40% coverageView Crossref Documentation →
2

Improve Organizations

+6 pts potential

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

Current: 43% coverageView Crossref Documentation →
3

Improve People

+5 pts potential

Include ORCID iDs for authors. Encourage authors to authenticate their ORCID during submission.

Current: 55% 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

Crossref Reports

View detailed metadata coverage on Crossref's official tools.

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