Journal profile · COMPUTER SCIENCE, THEORY & METHODS-MATHEMATICS, APPLIED
ACM Transactions on Algorithms
ISSN 1549-6325 · eISSN 1549-6333 · Association for Computing Machinery (ACM) · UNITED STATES · Quarterly
ACM Transactions on Algorithms: CAS Zone 3 · Computer Science (2025 upgraded edition); impact factor 1.41; hybrid open access; median 461 days to acceptance (67 articles, last 24 months); community-reported acceptance: easy; 43 articles in 2025; indexed in SCIE and Scopus.
Scope
Aims, scope and focus
ACM Transactions on Algorithms is published by Association for Computing Machinery (ACM) and is in Zone 3 of Computer Science in the CAS Journal Ranking (2025 upgraded edition). By OpenAlex counts of its recent articles, its largest topics are Complexity and Algorithms in Graphs, Advanced Graph Theory Research and Optimization and Search Problems, together about 50.9% of its articles. (generated from OpenAlex topic counts and CAS ranking data)
The ACM Transactions on Algorithms (TALG) publishes original research of the highest quality dealing with algorithms that are inherently discrete and finite, and having mathematical content in a natural way, either in the objective or in the analysis. Most welcome are new algorithms and data structures, new and improved analyses, and complexity results. In addition to original research articles TALG will include special features appearing from time to time such as invited columns and a problems section.
From the journal's Aims & Scope
Research area (LetPub): COMPUTER SCIENCE, THEORY & METHODS-MATHEMATICS, APPLIED
Editor-in-chief Edith CohenPublisher website
Main research topics OpenAlex counts of recent articles; shares are approximate
- Complexity and Algorithms in GraphsComputer Science21.3%
- Advanced Graph Theory ResearchComputer Science16%
- Optimization and Search ProblemsComputer Science13.7%
- Computational Geometry and Mesh GenerationComputer Science8%
- Algorithms and Data CompressionComputer Science7.6%
- Data Management and AlgorithmsComputer Science2.8%
- Machine Learning and AlgorithmsComputer Science2.5%
- Optimization and Packing ProblemsEngineering2.3%
Rankings & indexing
CAS ranking and database indexing
CAS Journal Ranking
CAS Journal Ranking, upgraded edition (March 2025)Computer Science Zone 3
| Level | Category | Zone |
|---|---|---|
| Major | Computer Science | Zone 3 |
| Minor | Computer Science, Theory & Methods | Zone 3 |
| Minor | Mathematics, Applied | Zone 3 |
Top journal: noReview journal: no
CAS Xinrui Journal Ranking (March 2026)Computer Science Zone 3
| Level | Category | Zone |
|---|---|---|
| Major | Computer Science | Zone 3 |
| Minor | Computer Science, Theory & Methods | Zone 3 |
| Minor | Mathematics, Applied | Zone 3 |
Top journal: noReview journal: not marked
CAS Journal Ranking, previous upgraded edition (December 2023)Computer Science Zone 3
| Level | Category | Zone |
|---|---|---|
| Major | Computer Science | Zone 3 |
| Minor | Computer Science, Theory & Methods | Zone 2 |
| Minor | Mathematics, Applied | Zone 2 |
Top journal: noReview journal: no
Database indexing
SCIEScopusLetPub
International journal early-warning lists: not listed in any editionLetPub
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
- 1.41LetPub ·
- CiteScore 2026-06
- 3.9LetPub ·
- SJR 2026-06
- 0.99LetPub ·
- SNIP 2026-06
- 1.73LetPub ·
- h-index
- 41LetPub ·
- h-index
- 78OpenAlex ·
- i10-index
- 536OpenAlex ·
- 2-year mean citedness
- 1.15OpenAlex ·
- Self-citation rate
- 0%LetPub ·
- Share of gold OA articles
- 23.58%LetPub ·
Volume
- Articles per year
- 47LetPub ·
Articles by year OpenAlex count · 1,057 in total · the current year is incomplete
| Year | Articles | Open access | Citations |
|---|---|---|---|
| 2026 | 22 | 17 | 10 |
| 2025 | 43 | 35 | 22 |
| 2024 | 49 | 27 | 99 |
| 2023 | 38 | 36 | 223 |
| 2022 | 55 | 27 | 390 |
| 2021 | 28 | 21 | 150 |
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
Review time from article dates manuscript dates registered with Crossref · to
461 daysMedian, submission to acceptance · P25–P75 358 days – 610 days
- Acceptance to online
- median 72 days (69 articles)
- Submission to online
- median 570 days
- Sample
- 67 articles with submission and acceptance dates (93 in the window); the latest was accepted on
Only articles that were accepted and published are counted, not the time spent on rejected manuscripts, so this usually runs longer than a publisher's "time to first decision".
Other sources
- Average review time (community reports)
- 6–12 weeksLetPub ·
- Average acceptance (community reports)
- EasyLetPub ·
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
Hybrid open accessLetPub
A subscription journal in which authors can pay to publish their article open access.
No source has fee information yet; check the journal's website.
A hybrid journal charges the APC only when the author chooses open access; publishing under the subscription model is usually free.
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 accepted1
- research-articleresearch-articleLength not stated
Policy excerpts from the journal's websiteAuthorship, Peer review
- Authorship
New ACM Policy on Authorship covering generative AI tools. Model summary
New ACM Policy on Authorship ACM has a new Policy on Authorship, covering a range of key topics, including the use of generative AI tools.
Source ↗Publisher website ·- Peer review
Peer Review Policy updated by ACM Publications Board. Model summary
ACM Updates Its Peer Review Policy ACM is pleased to announce that its Publications Board has approved an updated Peer Review Policy.
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
- Association for Computing Machinery (ACM)
- Country or region
- UNITED STATES
- Language
- English
- Frequency
- Quarterly
- ISSN
- 1549-6325
- Electronic ISSN
- 1549-6333
- Latest issue on the website
- Volume 22, Issue 4 (October 2026)
- Official links
- Journal homepage ↗OpenAlex
- Submission system ↗Publisher website
- Special issues ↗Publisher website
FAQ
Frequently asked questions about ACM Transactions on Algorithms
What CAS zone is ACM Transactions on Algorithms in?
In the 2025 upgraded edition of the CAS Journal Ranking, ACM Transactions on Algorithms is in Zone 3 of Computer Science, and in Zone 3 of the minor category Computer Science, Theory & Methods / Mathematics, Applied. In the 2026 Xinrui edition it is in Zone 3 of Computer Science. Zones from different editions, and from major and minor categories, are not interchangeable.
What is the impact factor of ACM Transactions on Algorithms?
The latest impact factor listed by LetPub is 1.41; CiteScore 3.9, h-index 78.
How long does peer review take at ACM Transactions on Algorithms?
Based on the dates recorded on 67 articles published between October 2024 and October 2026 (the last 24 months), the median time from submission to acceptance is 461 days (interquartile range 358–610 days); authors report an average review time of 6–12 weeks; the community-reported acceptance is “Easy”. 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.
Which databases index ACM Transactions on Algorithms?
According to LetPub and DOAJ records, ACM Transactions on Algorithms is indexed in SCIE and Scopus.
Is ACM Transactions on Algorithms open access, and what is the APC?
ACM Transactions on Algorithms is a hybrid journal. Fee information is not available yet; check the journal's website.
Sources and updates
The facts on this page come from LetPub, OpenAlex, Publisher website; 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 2026-08-24). Last updated: .