What is the Impact Factor of Complex & Intelligent Systems?

According to the latest Clarivate Journal Citation Reports (JCR), the Journal Impact Factor of Complex & Intelligent Systems is 4.50, ranking in quartile Q2 of Web of Science (SCIE).

Is Complex & Intelligent Systems indexed in Web of Science or Scopus?

Yes, Complex & Intelligent Systems is indexed in Web of Science (SCIE, Q2 quartile). Furthermore, in Scopus (SCImago), it holds an SJR rating of 1.085 (Q1) and an H-index of 73.

Who publishes Complex & Intelligent Systems and what is the Article Processing Charge (APC)?

Complex & Intelligent Systems is published by Springer International Publishing. The estimated Article Processing Charge (APC) is approximately $3,428 USD, subject to institutional waivers and corresponding author affiliations.

What is the ISO-4 abbreviation and acronym of Complex & Intelligent Systems?

The official ISO-4 abbreviation of Complex & Intelligent Systems is "COMPLEX INTELL. SYST" with common acronym "cais". This standardized title abbreviation is used in citation lists conforming to IEEE, APA, Harvard, or Vancouver styles.

WoS SCIE Q2Scopus Q1SCImago #4,274Gold OA

Complex & Intelligent Systems

Acronym:cais

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Abbreviation (ISO):COMPLEX INTELL. SYST

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Identifier (ISSN):2199-4536(Print)/2198-6053(Online)

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Publisher:Springer International Publishing

Official Website Submission Portal Compare

Clarivate IF (2026)

4.5↓ -0.1

Journal Impact Factor

IF Trend↓

WoS Quartile

WoS SCIEJCR Quartile

Clarivate WoS JCR

WoS Categories↓

JCR Release Date: 2026-06-17

Impact Factor Trend (2020–2026)

Clarivate IF trend for Complex & Intelligent Systems

WoS Q2

Annual Impact Factor Metric

Current (2026):4.5

Scopus SJR & RankScopus Q1

1.085

#4,274

SCImago Journal Rank citation prestige weighting

Scopus Year: 2025

H-Index (2025)

73 papers with at least that number of citations each

WoS: SCIE / JCRQ2

Self-Citation Rate6%

Safe Level (< 15%)Warning Level (> 20%)

Self-citation below 15% indicates strong scholarly independence.

Volume & Open AccessGold OA

362articles/year

100% Gold OA•98.17% Original Research

Aims & Scope

Complex & Intelligent Systems aims to provide a forum for presenting and discussing novel approaches, tools and techniques meant for attaining a cross-fertilization between the broad fields of complex systems, computational simulation, and intelligent analytics and visualization. The transdisciplinary research that the journal focuses on will expand the boundaries of our understanding by investigating the principles and processes that underlie many of the most profound problems facing society today.

Topics Covered (Recognized by AI)

Computer science99.3%Artificial intelligence89.6%Mathematics78.3%Machine learning76.6%Engineering53.1%Computational intelligence47.3%Philosophy46.3%Biology39.3%Economics38.7%Physics38.3%Programming language37.8%Operating system36.7%Linguistics36.5%Algorithm33.4%Mathematical optimization32.6%Statistics31.3%Psychology30.9%Quantum mechanics27.5%Data mining24.7%Computer vision24%Political science22.8%Law22.8%Geography20.9%

Primary Research Areas

Computer Science Artificial Intelligence

Official Website NLM PubMed Catalog Submission Portal SCImago Profile

0 calls

Special Issues

Calls for Papers

No active Calls for Papers found for this journal.

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WoS Categories & Quartiles

Detailed JCR / JCI category rankings and quartile breakdown from Clarivate

Clarivate JCR & JCI

JCRSCIE2026

COMPUTER SCIENCE, ARTIFICIAL INTELLIGENCE

Rank81/210

IndexSCIE

JCISCIE2026

COMPUTER SCIENCE, ARTIFICIAL INTELLIGENCE

Rank86/210

IndexSCIE

Category	Index	Rank	Quartile
COMPUTER SCIENCE, ARTIFICIAL INTELLIGENCE	JCRSCIE	81/210	Q2
COMPUTER SCIENCE, ARTIFICIAL INTELLIGENCE	JCISCIE	86/210	Q2

Annual Historical Statistics & Publications

Track annual publication volume, total citations, and Impact Factor evolution

12 year

2026Latest

IF4.5

Articles / Year—

Total Citations—

2025

IF4.6

Articles / Year380

Total Citations327

2024

IF5

Articles / Year411

Total Citations1,813

2023

IF5.8

Articles / Year346

Total Citations3,887

2022

IF6.7

Articles / Year346

Total Citations7,059

Year	Impact Factor	Articles / Year	Total Citations
2026	4.5	—	—
2025	4.6	380	327
2024	5	411	1,813
2023	5.8	346	3,887
2022	6.7	346	7,059
2021	4.927	370	12,461
2020	3.791	99	3,697
2019	—	41	2,420
2018	—	22	1,083
2017	—	31	2,125
2016	—	23	888
2015	—	9	226

SCImago & Scopus Journal Intelligence

Global SCImago ranking, SJR prestige index, Scopus coverage, and societal policy impact

Rank #4,274Scopus Q1SCImago Profile

Scopus Coverage:2019-2026

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Scopus Broad Areas:Computer ScienceEngineeringMathematics

Scopus Citation Rank (SJR)Q1

1.085

Weighted prestige citation metric per document indexed in the Scopus database.

Quartile: Scopus Q1

Citations / Doc (2 years)

6.26

Average citations received per document published in the 2-year window.

2-Year Citation Window

Estimated Publication Fee (APC)

$3,428 USD

Estimated Article Processing Charge for Open Access publication.

Estimated cost / article

Scopus 3-Year Publication & Citation Window

3-Year Citations8,096

3-Year Documents1,204

Citable Documents1,194

Aggregated from Scopus database across the 3-year SJR evaluation window.

Societal Impact & Inclusivity (SCImago)

Policy Citations (Overton)0

Citations in government and international policy documents

Female Author Rate31.9%

Percentage of female authors published in the journal

Real-world societal policy reach and author gender diversity tracked by SCImago.

Scopus Subject Categories

Artificial IntelligenceQ1

Computational MathematicsQ1

Engineering (miscellaneous)Q1

Information SystemsQ1

Academic Metric Intelligence

Journal Metrics & Citation Visualizations

Total Cites vs Self-Cites

Evaluation of scholarly independence and citation reach

Total citations steady growth

Self-citation: 6%

Citations per Document

Citation metric windows across 2, 3, and 4 years

Cites / Doc (4 years)Cites / Doc (3 years)Cites / Doc (2 years)

Chinese Academy of Sciences (CAS) Classification

Major / minor zone classification and CAS Early Warning List history

Major Category (Broad Field):

3区 (Zone 3)Computer Science

Minor Category (Specific Field):

3区COMPUTER SCIENCE, ARTIFICIAL INTELLIGENCE

CAS Early Warning List History:

Updated annually: 2020 – 2024

2020

Not warned

2021

Not warned

2022

Not warned

2023

Not warned

2024

Not warned

Academic Intelligence Overview & Context

ImpaQ Analysis

Complex & Intelligent Systems (acronym: cais, abbr: COMPLEX INTELL. SYST, ISSN: 2199-4536) is a peer-reviewed international scholarly journal in the field of COMPUTER SCIENCE, published by Springer International Publishing in Saudi Arabia since 2015. The periodical holds a Journal Impact Factor (JIF) of 4.50, ranking in quartile Q2 of Web of Science (SCIE), a Scopus SJR indicator of 1.085 (Q1), an H-index of 73.

The journal enforces rigorous peer evaluation with a publication frequency of Quarterly, an annual output of approximately 362 scientific articles. In terms of accessibility and author fees, it operates under the Gold OA model with an estimated APC of $3,428 USD. It serves as a benchmark publication platform for academics, researchers, and doctoral candidates seeking global research visibility.