Journal of Combinatorial Optimization
Key findings
- Journal of Combinatorial Optimization published 8 papers in the last 30 days (2026-09-27 to 2026-10-26), ranking #91 of 239 journals.
- Leading institutions: Yunnan University (2), Beijing University of Chemical Technology (2) and Hebei University of Technology (1).
- Countries: China (7), South Korea (1) and India (1).
- From Apr 2024 to Sep 2026, Journal of Combinatorial Optimization published 335 papers (11 a month on average, by publication date in OpenAlex).
- Its most frequent keywords over that period were “approximation algorithms” (56), “combinatorial optimization” (27) and “NP-hardness” (24).
- Its most-cited paper of the period is “Proof of the Goldberg–Seymour conjecture on edge–colorings of multigraphs” (2025-09-26), with 13 citations.
The last 30 months
Apr 24Sep 26
| Apr 24–Sep 24 | Oct 24–Sep 25 | Oct 25–Sep 26 | 30 months |
|---|---|---|---|
| 72 | 145 | 118 | 335 |
| # | Keyword | Papers |
|---|---|---|
| 1 | approximation algorithms | 56 |
| 2 | combinatorial optimization | 27 |
| 3 | NP-hardness | 24 |
| 4 | makespan minimization | 22 |
| 5 | approximation ratio | 21 |
| 6 | polynomial-time algorithms | 15 |
| 7 | maximum degree | 13 |
| 8 | NP-completeness | 12 |
| 9 | trees | 12 |
| 10 | bipartite graphs | 11 |
Cite this page
Scholar4AI. (2026). Journal of Combinatorial Optimization. Journal Research Rankings. Retrieved October 26, 2026, from https://scholar4ai.com/journals/journal-of-combinatorial-optimization
@misc{scholar4ai-journals-journal-of-combinatorial-optimization,
author = {{Scholar4AI}},
title = {Journal of Combinatorial Optimization},
year = {2026},
howpublished = {\url{https://scholar4ai.com/journals/journal-of-combinatorial-optimization}},
urldate = {2026-10-26},
note = {Journal Research Rankings; data from OpenAlex (CC0); licensed CC BY-NC 4.0}
}