Weighted Fourier Factorizations: Optimal Gaussian Noise for Differentially Private Marginal and Product Queries

Authors

• 1. Christian Janos Lebeda (Desbrest Institute of Epidemiology and Public Health; INRIA; National Institute of Health and Medical Research; University of Montpellier)
• 2. Aleksandar Nikolov (University of Toronto)
• 3. Haohua Tang (University of Toronto)

@inproceedings{lebeda_pods26,
        address = {New York, NY, USA},
        series = {{PODS} '26},
        title = {{Weighted Fourier Factorizations: Optimal Gaussian Noise for Differentially Private Marginal and Product Queries}},
        url = {https://dl.acm.org/doi/10.1145/3801919},
        doi = {10.1145/3801919},
        booktitle = {Proceedings of the {ACM} {SIGMOD} Symposium on {Principles} of {Database} {Systems}},
        publisher = {Association for Computing Machinery},
        author = {Lebeda, Christian Janos and Nikolov, Aleksandar and Tang, Haohua},
        year = {2026}
}

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