RN Score

Optica Publishing Group

Washington, DC, United States · Member ID: 285 · 419,150 total works

Nexus Score

45/ 100
D
+29 points vs historical

Score Breakdown by Era

Current

Last 2 years

#561

59

36,976 works

Backfile

Older than 2 years

#1,387

30

382,174 works

Ranked #561 for recent publications vs #1,387 overall — improving with recent work

Dimension Breakdown

Provenance

References, update policies, similarity check

19.6 / 25
People

ORCID coverage

6.3 / 20
Organizations

Affiliations and ROR IDs

3.8 / 15
Funding

Funder registry and award numbers

7.1 / 20
Access

Licenses, full-text links, abstracts

8.0 / 20

Dimension Profile

Visual overview of metadata coverage across all five dimensions.

Score by Content Type

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

Content TypeScoreGrade
Journal ArticlesTOP43D
Proceedings19F
Posted Content18F
Non-article content types (reviews, components, corrections) typically have lower metadata coverage, which can reduce the aggregate score above.
Want to compare by content type? The leaderboard supports filtering by content type — use it to see how publishers rank for journal articles, peer reviews, or other types individually.

Detailed Metrics

MetricCoveragePointsStatus

References

provenance

85%
12.8 / 15Excellent

Update Policies

provenance

62%
3.1 / 5Good

Similarity Check

provenance

98%
4.9 / 5Excellent

ORCID Coverage

people

52%
10.4 / 20Good

Affiliations (Text)

organizations

45%
2.3 / 5Needs Work

ROR IDs

organizations

47%
4.7 / 10Needs Work

Funder Registry

funding

51%
5.1 / 10Good

Award Numbers

funding

50%
5.0 / 10Good

Licenses

access

67%
4.7 / 7Good

Full-text Links

access

0%
0.0 / 7Poor

Abstracts

access

98%
5.9 / 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 People

+10 pts potential

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

Current: 31% coverageView Crossref Documentation →
2

Improve Funding

+9 pts potential

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

Current: 35% coverageView Crossref Documentation →
3

Improve Organizations

+8 pts potential

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

Current: 25% 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

Showing 5 of 7 recommendations

About This Score

Data Source
Crossref /members API
Last Updated
4/24/2026

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