Journal profile · Mathematics-Logic
Journal of Fuzzy Extension and Applications
ISSN 2783-1442 · eISSN 2717-3453 · Ayandegan Institute of Higher Education, · Iran, Islamic Republic of
Journal of Fuzzy Extension and Applications: impact factor 3.81 (journal website); diamond open access (no APC); no APC; review about 10 weeks (community reports); acceptance rate 20% (journal website); 400 articles a year; indexed in Scopus.
Scope
Aims, scope and focus
The goal of the Journal of Fuzzy Extension and Applications (JFEA) is to help promote the advances in the development and practice of fuzzy sets and their generalization in the areas of foundations, mathematics, finance, management, economics, data analysis, decision support system, numerical methods, information systems, artificial intelligence, uncertainty and indeterminacy modeling, soft computing, granular computing, and others. The journal's scope involves fuzzy set extensions and applications in every branch of science and technology.
From the journal's Aims & Scope
Research area (LetPub): Mathematics-Logic
Editor-in-chief Aslıhan Sezgin SoftPublisher website
Editorial board by country: 13 in mainland China (about 8%); most named India 21, Iran 17, Türkiye 17, Pakistan 15, Mainland China 13 (158 members with a country) Editorial board ↗Publisher website ·
Rankings & indexing
CAS ranking and database indexing
CAS Journal Ranking
CAS Journal Ranking, upgraded edition (March 2025)Not covered
Not covered by this edition.
CAS Xinrui Journal Ranking (March 2026)Not covered
Not covered by this edition.
CAS Journal Ranking, previous upgraded edition (December 2023)Not covered
Not covered by this edition.
Database indexing
ScopusDOAJLetPub
International journal early-warning lists: not listed in any editionLetPub
Indexing the journal's website claims
ISC, MSRTPublisher website
As the journal's website lists them, not checked against each database; for Web of Science editions the records above apply.
Editions, and major and minor categories, are shown separately and never merged into one zone; check which edition your institution uses before you submit or report.
Metrics
Impact metrics and publication volume
Impact
- Impact factor (publisher)
- 3.81Publisher website ·
- CiteScore 2026-06
- 6LetPub ·
- CiteScore (publisher)
- 4.1Publisher website ·
- SJR 2026-06
- 0.42LetPub ·
- SNIP 2026-06
- 1.44LetPub ·
- h-index
- 0OpenAlex ·
- i10-index
- 0OpenAlex ·
- 2-year mean citedness
- 0OpenAlex ·
- Share of gold OA articles
- 0%LetPub ·
Volume
- Articles per year (publisher)
- 400Publisher website ·
Sources count differently and were observed at different times, so each source's own value is kept; "publisher" marks figures from the journal's website.
Review & acceptance
Review time and acceptance
- Average review time (community reports)
- about 10 weeksLetPub ·
- Acceptance rate (publisher)
- 20%Publisher website ·
- Submission to publication (journal-reported)
- about 10 weeksDOAJ ·
- Peer review
- Double anonymous peer reviewDOAJ
Community reports come from authors' own submissions (confidence 0.5) and are not a promise from the journal; for publisher figures, the journal's own definitions apply.
Fees & open access
APC and open-access policy
Diamond open access (no APC)DOAJ
Every article is open access and authors pay no article processing charge.
| Source | APC | Fee waiver | License | Observed |
|---|---|---|---|---|
| DOAJ | No APC | No | CC BY | |
| LetPub | No APC | No | — | |
| Publisher website | EUR 500 | — | — |
The journal's website is authoritative for fees; sources were observed at different times and each keeps its own value, without averaging.
Submission
Article types and submission policies (journal website)
Article types accepted5
- case studiesResearch articles, review articles, case studies, and technical notes.Length not stated
- research articlesResearch articles, review articles, case studies, and technical notes.Length not stated
- research paperResearch Paper Fuzzy sets and their variants Double lacunary strongly Cesáro summability method in credibility theoryLength not stated
- review articlesResearch articles, review articles, case studies, and technical notes.Length not stated
- technical notesResearch articles, review articles, case studies, and technical notes.Length not stated
Policy excerpts from the journal's websitePublication ethics
- Publication ethics
Follows COPE executive regulations Model summary
JFEA is committed to following the executive regulations of the COPE.
Source ↗Publisher website ·
Excerpts are quoted from the journal's website; "model summary" lines are written by Workers AI and checked against the text. The journal's website is authoritative.
Profile
Publication details and official links
- Publisher
- Ayandegan Institute of Higher Education,
- Country or region
- Iran, Islamic Republic of
- Language
- English
- ISSN
- 2783-1442
- Electronic ISSN
- 2717-3453
- Latest issue on the website
- Volume 7, Issue 4 (2026)
- Official links
- Journal homepage ↗LetPub
- Author guidelines ↗LetPub
- Aims & Scope ↗LetPub
- Special issues ↗Publisher website
- APC information ↗DOAJ
- Open access statement ↗DOAJ
- License & copyright ↗DOAJ
- Peer review process ↗LetPub
- Editorial board ↗LetPub
- Plagiarism policy ↗DOAJ
FAQ
Frequently asked questions about Journal of Fuzzy Extension and Applications
What is the impact factor of Journal of Fuzzy Extension and Applications?
The journal's website gives an impact factor of 3.81; this is the journal's own figure, as LetPub lists none for it; CiteScore 6, h-index 0.
How long does peer review take at Journal of Fuzzy Extension and Applications?
Authors report an average review time of about 10 weeks; the journal's website gives an acceptance rate of 20%. Article statistics cover accepted papers only, publisher figures follow the journal's own definitions, and community reports come from authors' own submissions; none is a promise from the journal.
Where are the editorial board members of Journal of Fuzzy Extension and Applications based?
Of the 158 board members whose country the journal's board page names, 13 (about 8%) are in mainland China; the countries named most often are India (21), Iran (17) and Türkiye (17). Counted from the institutions listed on the board page; for reference only.
Which databases index Journal of Fuzzy Extension and Applications?
According to LetPub and DOAJ records, Journal of Fuzzy Extension and Applications is indexed in Scopus and DOAJ.
Is Journal of Fuzzy Extension and Applications open access, and what is the APC?
Journal of Fuzzy Extension and Applications is a diamond open-access journal (no APC). It charges no article processing charge.
Sources and updates
The facts on this page come from LetPub, Publisher website, OpenAlex, DOAJ; every figure is tagged with its source and the date it was observed, and conflicting values are kept per source. LetPub source page: view ↗ (archived 2026-08-26). Last updated: .