Research published in April 2025
What the tracked finance, accounting, economics, management, operations research and AI journals published in April 2025, by publication date in OpenAlex. This page is a fixed monthly record: its address does not change. Counts can still grow a little as late papers are indexed, and citations are updated daily. Also as Markdown.
← March 2025 · All months · May 2025 →
Key findings#
- In April 2025, the tracked journals published 3,755 papers (finance 564, accounting 57, economics 772, management 429, operations research 447, AI 1,486).
- The most frequent keywords were “China” (112), “Chinese listed companies” (89) and “financial constraints” (68).
- Compared with their share in the twelve months before, the keywords that grew most were “large language models” (63 papers, +27), “moderating effect” (60 papers, +21) and “reinforcement learning” (33 papers, +14).
- The institutions with the most papers were Hong Kong Polytechnic University (61), Chinese Academy of Sciences (54) and Xi'an Jiaotong University (53).
- China was involved in 46% of the papers.
- The most-cited paper published that month is “A comprehensive survey of loss functions and metrics in deep learning” (Artificial Intelligence Review), with 395 citations so far.
Papers by category#
| Category | Papers |
|---|---|
| Finance | 564 |
| Accounting | 57 |
| Economics | 772 |
| Management | 429 |
| Operations Research | 447 |
| AI | 1,486 |
Top keywords#
| # | Keyword | Papers |
|---|---|---|
| 1 | China | 112 |
| 2 | Chinese listed companies | 89 |
| 3 | financial constraints | 68 |
| 4 | state-owned enterprises | 65 |
| 5 | large language models | 63 |
| 6 | corporate governance | 62 |
| 7 | COVID-19 pandemic | 60 |
| 8 | moderating effect | 60 |
| 9 | attention mechanism | 49 |
| 10 | graph neural networks | 49 |
| 11 | artificial intelligence | 41 |
| 12 | convolutional neural networks | 41 |
| 13 | contrastive learning | 40 |
| 14 | digital transformation | 40 |
| 15 | emerging markets | 39 |
Growing keywords#
| Keyword | Papers | At earlier share | Extra papers |
|---|---|---|---|
| large language models | 63 | 36.3 | +26.7 |
| moderating effect | 60 | 39.3 | +20.7 |
| reinforcement learning | 33 | 19.2 | +13.8 |
| Mamba | 13 | 2.1 | +10.9 |
| vision transformer | 25 | 14.9 | +10.1 |
| catastrophic forgetting | 20 | 10.4 | +9.6 |
| particle swarm optimization | 20 | 10.5 | +9.5 |
| continual learning | 17 | 7.6 | +9.4 |
| model compression | 17 | 7.7 | +9.3 |
| energy efficiency | 26 | 17.2 | +8.8 |
Top keywords by category#
| Category | Most frequent keywords |
|---|---|
| Finance | Chinese listed companies (64); China (53); financial constraints (48); corporate governance (42); state-owned enterprises (38) |
| Accounting | corporate governance (9); Chinese listed companies (4); state-owned enterprises (4); voluntary disclosure (4); disclosure regulation (3) |
| Economics | China (48); COVID-19 pandemic (21); economic growth (20); energy transition (18); state-owned enterprises (17) |
| Management | moderating effect (18); consumer behavior (16); digital transformation (16); small and medium-sized enterprises (16); mediating effect (14) |
| Operations Research | mixed-integer linear programming (17); multi-objective optimization (14); Benders decomposition (12); demand uncertainty (11); distributionally robust optimization (11) |
| AI | large language models (57); graph neural networks (48); attention mechanism (46); contrastive learning (40); convolutional neural networks (36) |
Institutions#
| # | Institution | Papers |
|---|---|---|
| 1 | Hong Kong Polytechnic University | 61 |
| 2 | Chinese Academy of Sciences | 54 |
| 3 | Xi'an Jiaotong University | 53 |
| 4 | Zhejiang University | 51 |
| 5 | Tsinghua University | 49 |
| 6 | Peking University | 42 |
| 7 | Harbin Institute of Technology | 41 |
| 8 | Beihang University | 38 |
| 9 | Tianjin University | 38 |
| 10 | Wuhan University | 38 |
Countries#
| # | Country | Papers |
|---|---|---|
| 1 | China | 1,741 |
| 2 | United States | 579 |
| 3 | United Kingdom | 331 |
| 4 | Australia | 186 |
| 5 | Germany | 176 |
| 6 | India | 155 |
| 7 | Italy | 153 |
| 8 | France | 148 |
| 9 | Hong Kong | 138 |
| 10 | Spain | 114 |
Journals#
| # | Journal | Papers |
|---|---|---|
| 1 | Expert Systems with Applications | 444 |
| 2 | Knowledge-Based Systems | 162 |
| 3 | Finance research letters | 150 |
| 4 | Applied Intelligence | 101 |
| 5 | Pattern Recognition | 94 |
| 6 | International Review of Financial Analysis | 84 |
| 7 | Information Fusion | 80 |
| 8 | IEEE Transactions on Neural Networks and Learning Systems | 78 |
| 9 | Computers & Industrial Engineering | 77 |
| 10 | Neural Networks | 74 |
Equations and models#
| # | Equation or model | Papers |
|---|---|---|
| 1 | Scaled dot-product attention (Transformer) | 147 |
| 2 | Graph neural network (graph convolution) | 102 |
| 3 | Convolutional neural network (CNN) | 88 |
| 4 | Linear and integer programming | 71 |
| 5 | Contrastive loss (InfoNCE) | 67 |
| 6 | Long short-term memory (LSTM) | 44 |
| 7 | Mediation model (indirect effect) | 38 |
| 8 | Structural equation modeling (SEM) | 29 |
| 9 | Generative adversarial network (GAN) | 27 |
| 10 | Random forest | 23 |
Datasets#
| # | Dataset | Papers |
|---|---|---|
| 1 | Economic Policy Uncertainty index | 19 |
| 2 | Twitter / X | 11 |
| 3 | ImageNet | 10 |
| 4 | CIFAR-10 / CIFAR-100 | 9 |
| 5 | S&P 500 | 9 |
| 6 | Climate Policy Uncertainty index | 6 |
| 7 | MIMIC | 6 |
| 8 | China Household Finance Survey (CHFS) | 5 |
| 9 | MNIST / Fashion-MNIST | 5 |
| 10 | MS COCO | 5 |
Most-cited papers published in April 2025#
← March 2025 · All months · May 2025 →
Cite this page
Scholar4AI. (2026). Research published in April 2025. Journal Research Rankings. Retrieved October 26, 2026, from https://scholar4ai.com/reports/2025-04
@misc{scholar4ai-reports-2025-04,
author = {{Scholar4AI}},
title = {Research published in April 2025},
year = {2026},
howpublished = {\url{https://scholar4ai.com/reports/2025-04}},
urldate = {2026-10-26},
note = {Journal Research Rankings; data from OpenAlex (CC0); licensed CC BY-NC 4.0}
}