THE DIFFERENTIAL PRIVACY NOISE VERSUS ACCURACY TRADE-OFF: A COMPREHENSIVE ANALYSIS OF PRIVACY-PRESERVING MACHINE LEARNING AND BIG DATA SECURITY

Authors

  • Divya Joshi Author
  • Akash Sanghi Author
  • Ankit Verma Author
  • Gaurav Agarwal Author

DOI:

https://doi.org/10.4238/z9rf8r88

Keywords:

Big Data Security, Differential Privacy, Machine Learning, Laplace Mechanism, DP-SGD, Federated Learning, Privacy-Utility Trade-off, Algorithmic Fairness

Abstract

One of the main concerns in machine learning is striking a balance between privacy and accuracy. We must make a trade-off while attempting to secure user data with differentiated privacy. This implies that we cannot just concentrate on improving the accuracy of our models without considering the impact on user privacy. The issue is that accuracy and privacy are difficult to distinguish from one another. We may have to give up some of the other in order to improve one. We must examine how randomized algorithms operate in order to comprehend this trade-off. In order to safeguard user information, these algorithms introduce noise into the data, but this noise may also compromise the model's accuracy. You might not be able to hear everything clearly if you're attempting to conduct a discussion in a noisy setting. While some methods, such as DP-SGD, attempt to strike a balance between privacy and accuracy, they are not flawless. The goal of the report is to assist practitioners in creating trustworthy AI systems.It also aims to provide policymakers and scholars with an idea of the direction the field is taking. We can design our AI systems more effectively if we comprehend the conflict between privacy and accuracy. People will only trust AI if they believe their data is secure, which makes this critical. Understanding that privacy and accuracy are related concerns is crucial. They are connected, and while developing AI systems, we must take both into account. This calls for a thorough comprehension of the mathematics underlying differential privacy and noise injection. It's not just about identifying the issue; it's also about comprehending its causes and figuring out how to balance the trade-offs. The ultimate objective is to develop accurate and private AI systems. This may call for fresh methods and strategies that can reconcile these conflicting demands. One can have a better understanding of what is feasible and what is required to foster confidence in AI by investigating the most recent research in big data security, cryptography, and privacy-preserving machine learning.

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Published

2026-06-02