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International Journal of Fuzzy Logic and Intelligent Systems is Scopus-indexed (Q1, CiteScore 2.4), WoS ESCI. Published by Korean Institute of Intelligent Systems.
Checked against the index lists dated .
ISSN 1598-2645Verify ISSN ↗2093-744XVerify ISSN ↗
Publisher: Korean Institute of Intelligent Systems
Cost to publish: No APC data — check the publisher
| Subject area | Rank | Pctile | Q |
|---|---|---|---|
| Logic | 11 / 46 | 77th | Q1 |
| Signal Processing | 103 / 203 | 49th | Q3 |
| Computational Theory and Mathematics | 104 / 203 | 49th | Q3 |
| Artificial Intelligence | 312 / 570 | 45th | Q3 |
| Computer Science Applications | 609 / 1022 | 40th | Q3 |
Not listed in: DOAJ, ABDC, ABS / AJG, FT50, UT Dallas, ONOS (subscription), ONOS (APC covered)
Yes — actively indexed in Scopus, coverage 2017–present, best quartile Q1, CiteScore 2.4.
International Journal of Fuzzy Logic and Intelligent Systems is Q1 in Logic (rank 11 of 46), Q3 in Signal Processing (rank 103 of 203) and Q3 in Computational Theory and Mathematics (rank 104 of 203), by CiteScore 2025. It is ranked in 5 subject areas in all.
International Journal of Fuzzy Logic and Intelligent Systems is indexed in the Emerging Sources Citation Index, so it may have a Journal Impact Factor in Clarivate's Journal Citation Reports. JCR is paid, so check it for the current value. The closest free measure is its Scopus CiteScore 2.4, which places it in quartile Q1 at the 77th percentile of its subject. Its SCImago Journal Rank (SJR, a free Scopus-based metric) is 0.233, quartile Q3, with an H-index of 21.
International Journal of Fuzzy Logic and Intelligent Systems is published by Korean Institute of Intelligent Systems. Its print ISSN is 1598-2645 and its online ISSN is 2093-744X.
Yes — indexed in the Emerging Sources Citation Index.
No — it is not registered as an open-access journal in DOAJ or Scopus.
International Journal of Fuzzy Logic and Intelligent Systems has an h-index of 27 and a 2-year mean of 0.71 citations per paper (OpenAlex). Its Scopus CiteScore is 2.4, quartile Q1. On 2-year citations it ranks #16 of 42 Scopus journals in Logic.
International Journal of Fuzzy Logic and Intelligent Systems published 40 papers in 2025; its busiest recent year was 2017 with 40. 2026* is the year so far.
h-index, i10-index and 2-year mean citedness are open, licence-clear metrics from OpenAlex — not a proprietary impact factor. The subject rank counts only journals that OpenAlex has a figure for; it is not a Scopus or Clarivate ranking. Updated 2026-10-14.
In its latest 84 research articles (2024–2026), authors are most often from South Korea (22.4%), India (18.5%) and Jordan (10.9%).
Countries are counted fractionally, so a paper by authors from two countries counts half to each.
Scopus status: Active. No retracted papers are recorded. The Problematic Paper Screener flags none of its papers. These are indicators to check, not findings against the journal.
Retractions from OpenAlex; flags from the Problematic Paper Screener (Cabanac, Labbé & Magazinov, CC BY), 2026-09-21 export. A flag marks a paper for a closer look; it is not a finding against the journal.
Index data is curated from public sources (Scopus, Web of Science, ABDC, FT50, UT Dallas, DOAJ). CiteScore and quartiles reflect the latest available Scopus release. Always verify a journal's current status on its official source before submitting.
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