# Most-cited Computer Science papers of 2020, with free PDFs

The 25 most-cited Computer Science research papers published in 2020, ranked by citations in OpenAlex, with their original abstracts and free PDFs where available.

1. [SciPy 1.0: fundamental algorithms for scientific computing in Python](https://nerdi.pages.dev/paper/W3003257820) · 38,297 citations · Free PDF
2. [Array programming with NumPy](https://nerdi.pages.dev/paper/W3099878876) · 17,356 citations
3. [Generative adversarial networks](https://nerdi.pages.dev/paper/W3096831136) · 14,489 citations
4. [A Comprehensive Survey on Graph Neural Networks](https://nerdi.pages.dev/paper/W2907492528) · 10,150 citations · Free PDF
5. [A Comprehensive Survey on Transfer Learning](https://nerdi.pages.dev/paper/W3041133507) · 6,462 citations
6. [Advances and Open Problems in Federated Learning](https://nerdi.pages.dev/paper/W2995022099) · 6,386 citations · Free PDF
7. [The advantages of the Matthews correlation coefficient (MCC) over F1 score and accuracy in binary classification evaluation](https://nerdi.pages.dev/paper/W2999309192) · 6,080 citations · Free PDF
8. [Graph neural networks: A review of methods and applications](https://nerdi.pages.dev/paper/W3152893301) · 5,875 citations · Free PDF
9. [Federated Learning: Challenges, Methods, and Future Directions](https://nerdi.pages.dev/paper/W3021654819) · 5,139 citations · Free PDF
10. [Deep High-Resolution Representation Learning for Visual Recognition](https://nerdi.pages.dev/paper/W3014641072) · 4,860 citations
11. [Artificial Intelligence in Education: A Review](https://nerdi.pages.dev/paper/W3017131514) · 3,999 citations
12. [PubChem in 2021: new data content and improved web interfaces](https://nerdi.pages.dev/paper/W3097145107) · 3,958 citations
13. [A novel swarm intelligence optimization approach: sparrow search algorithm](https://nerdi.pages.dev/paper/W2998553334) · 3,857 citations
14. [Scalable molecular dynamics on CPU and GPU architectures with NAMD](https://nerdi.pages.dev/paper/W3046751266) · 3,177 citations
15. [A Comprehensive Survey on Graph Neural Networks](https://nerdi.pages.dev/paper/W4210257598) · 3,142 citations
16. [The future of digital health with federated learning](https://nerdi.pages.dev/paper/W3012501605) · 3,128 citations · Free PDF
17. [Explainable AI: A Review of Machine Learning Interpretability Methods](https://nerdi.pages.dev/paper/W3116286104) · 2,912 citations · Free PDF
18. [Generalizing from a Few Examples](https://nerdi.pages.dev/paper/W3034942609) · 2,800 citations
19. [Quantifying SARS-CoV-2 transmission suggests epidemic control with digital contact tracing](https://nerdi.pages.dev/paper/W3013215798) · 2,560 citations
20. [Federated Learning in Mobile Edge Networks: A Comprehensive Survey](https://nerdi.pages.dev/paper/W3015636663) · 2,541 citations
21. [Machine Learning Algorithms - A Review](https://nerdi.pages.dev/paper/W4400134761) · 2,519 citations
22. [A Survey on Explainable Artificial Intelligence (XAI): Toward Medical XAI](https://nerdi.pages.dev/paper/W2958089299) · 2,475 citations · Free PDF
23. [Federated Learning With Differential Privacy: Algorithms and Performance Analysis](https://nerdi.pages.dev/paper/W3016632787) · 2,384 citations · Free PDF
24. [Analysis of therapeutic targets for SARS-CoV-2 and discovery of potential drugs by computational methods](https://nerdi.pages.dev/paper/W3008142620) · 2,356 citations
25. [Pymoo: Multi-Objective Optimization in Python](https://nerdi.pages.dev/paper/W3021613070) · 2,356 citations · Free PDF

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