Papers on “dimensionality reduction”
Research on “dimensionality reduction” in the 480 tracked journals: papers per year and category, the journals, institutions and countries publishing it, the keywords studied with it and its most-cited papers. It is not among the most frequent keywords of the last 30 days, so this page has no list of its latest papers. Also as Markdown.
← Top research keywords · Keyword trends
Key findings#
- From 2017 to 2026 (so far), the keyword “dimensionality reduction” appeared in 1,746 papers in the tracked journals, most of them in AI (1,261), statistics (219) and operations research (137).
- 194 of them were published in 2025, against 123 in 2017.
- Since 2023, the institutions with the most of these papers were Northwestern Polytechnical University (31), Southwest Jiaotong University (17) and Centre National de la Recherche Scientifique (14).
- The journals publishing most of them were Expert Systems with Applications (124), Knowledge-Based Systems (47) and Pattern Recognition (46).
- The most-cited of them is “A Survey on Multi-Task Learning” (IEEE Transactions on Knowledge and Data Engineering, 2021), with 2,909 citations.
Papers per year#
20172026 (so far)
| Category | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 (so far) |
|---|---|---|---|---|---|---|---|---|---|---|
| AI | 91 | 99 | 91 | 126 | 164 | 174 | 149 | 147 | 124 | 96 |
| Statistics | 19 | 29 | 17 | 16 | 19 | 18 | 25 | 14 | 31 | 31 |
| Operations Research | 8 | 8 | 12 | 15 | 13 | 21 | 15 | 12 | 19 | 14 |
| Economics | 3 | 2 | 4 | 4 | 10 | 7 | 7 | 10 | 15 | 10 |
| Finance | 1 | 1 | 1 | 2 | 1 | 10 | 4 | 3 | 4 | 8 |
| Information Systems | 0 | 1 | 1 | 2 | 0 | 2 | 1 | 3 | 0 | 0 |
| Management | 1 | 0 | 0 | 0 | 2 | 2 | 1 | 0 | 1 | 0 |
| Tourism and Hospitality | 0 | 1 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 |
| Marketing | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
| Higher Education and Research | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
| All categories | 123 | 141 | 126 | 165 | 210 | 236 | 202 | 189 | 194 | 160 |
Where the papers come from#
| # | Journal | Papers |
|---|---|---|
| 1 | Expert Systems with Applications | 124 |
| 2 | Knowledge-Based Systems | 47 |
| 3 | Pattern Recognition | 46 |
| 4 | Applied Intelligence | 45 |
| 5 | Neural Computing and Applications | 40 |
| 6 | IEEE Transactions on Neural Networks and Learning Systems | 30 |
| 7 | Journal of Multivariate Analysis | 28 |
| 8 | Neural Networks | 23 |
| 9 | Statistics and Computing | 20 |
| 10 | IEEE Transactions on Knowledge and Data Engineering | 17 |
| # | Institution | Papers |
|---|---|---|
| 1 | Northwestern Polytechnical University | 31 |
| 2 | Southwest Jiaotong University | 17 |
| 3 | Centre National de la Recherche Scientifique | 14 |
| 4 | Chinese Academy of Sciences | 11 |
| 5 | Xi'an Jiaotong University | 11 |
| 6 | Anhui University | 10 |
| 7 | Southwestern University of Finance and Economics | 10 |
| 8 | University of Electronic Science and Technology of China | 9 |
| 9 | Xiamen University | 9 |
| 10 | Xidian University | 9 |
| # | Country | Papers |
|---|---|---|
| 1 | China | 355 |
| 2 | United States | 79 |
| 3 | India | 45 |
| 4 | Italy | 37 |
| 5 | United Kingdom | 35 |
| 6 | Australia | 31 |
| 7 | Spain | 28 |
| 8 | France | 28 |
| 9 | Germany | 26 |
| 10 | South Korea | 26 |
| # | Keyword | Papers |
|---|---|---|
| 1 | feature selection | 129 |
| 2 | high-dimensional data | 87 |
| 3 | principal component analysis | 51 |
| 4 | feature extraction | 31 |
| 5 | manifold learning | 28 |
| 6 | clustering | 24 |
| 7 | classification | 19 |
| 8 | computational efficiency | 19 |
| 9 | class imbalance | 18 |
Most-cited papers#
| # | Citations | Per month | Title | Journal | Published | Authors |
|---|---|---|---|---|---|---|
| 1 | 2,909 | 43.3 | A Survey on Multi-Task Learning | IEEE Transactions on Knowledge and Data Engineering | 2021-03-31 | Yu Zhang, Qiang Yang |
| 2 | 2,339 | 36.6 | ProtTrans: Toward Understanding the Language of Life Through Self-Supervised Learning | IEEE Transactions on Pattern Analysis and Machine Intelligence | 2021-07-07 | Ahmed Elnaggar, Michael Heinzinger, Christian Dallago et al. |
| 3 | 726 | 8.7 | Principal component analysis | Machine Learning | 2019-11-15 | Ferath Kherif, Adeliya Latypova |
| 4 | 613 | 18.6 | Autoencoders and their applications in machine learning: a survey | Artificial Intelligence Review | 2024-02-03 | Kamal Berahmand, Fatemeh Daneshfar, Elaheh Sadat Salehi et al. |
| 5 | 574 | 7.0 | Overview and comparative study of dimensionality reduction techniques for high dimensional data | Information Fusion | 2020-01-17 | Shaeela Ayesha, Muhammad Kashif Hanif, Ramzan Talib |
Cite this page
Scholar4AI. (2026). Papers on “dimensionality reduction”. Journal and Conference Research Rankings. Retrieved November 3, 2026, from https://scholar4ai.com/keywords/dimensionality-reduction
@misc{scholar4ai-keywords-dimensionality-reduction,
author = {{Scholar4AI}},
title = {Papers on “dimensionality reduction”},
year = {2026},
howpublished = {\url{https://scholar4ai.com/keywords/dimensionality-reduction}},
urldate = {2026-11-03},
note = {Journal and Conference Research Rankings; data from OpenAlex (CC0); licensed CC BY-NC 4.0}
}