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统计算法的公开可验证证书

Publicly-Verifiable Certificates for Statistical Algorithms

Michael Ngo, Michael P. Kim

arXiv 2607.15528首次发表:更新:

发表机构

MIT; Cornell University(麻省理工学院; 康奈尔大学)

机构由 AI 辅助整理,请以论文原文为准。

AI 中文总结

本文在Goldwasser等人的交互式学习证明框架基础上,定义公开可验证统计有效性证书(pvCSV),在自适应统计查询算法中构建pvCSV,认证k次自适应查询的SQ算法,样本复杂度为O(log k),并研究了SQ模型中的学习证明系统。

AI 中文摘要

继Goldwasser、Rothblum、Shafer和Yehudayoff定义交互式学习证明框架后,本文开启非交互式学习证明研究。定义并研究公开可验证统计有效性证书(pvCSV),学习者发布假设h和对应证书π,用户据此高效判定假设有效性。在自适应统计查询(SQ)算法中构建pvCSV,认证k次自适应查询的SQ算法,其样本复杂度为O(log k),而最佳学习算法为Õ(√k)。还研究了SQ模型中的学习证明系统,展示其优缺点。

英文摘要

Following Goldwasser, Rothblum, Shafer, and Yehudayoff, who defined a framework for interactive proofs of learning [ITCS'21], we initiate the study of non-interactive proofs of learning. We define and study a new notion: Publicly-Verifiable Certificates of Statistical Validity (pvCSVs), which allow for public, distributionally-robust certification that the result of a learning algorithm is valid. In a pvCSV, a learner publishes a hypothesis $h$ and corresponding certificate $π$; then, any user, who holds a user-specific distribution, can read the pair $(h,π)$ and determine efficiently whether the hypothesis is valid according to the user-specific distribution. We construct pvCSVs in the context of Adaptive Statistical Query (SQ) Algorithms. To certify SQ algorithms that makes $k$ adaptive queries, we construct pvCSVs where the sample complexity scales with $O(\log k)$, whereas the sample complexity of the best learning algorithms scale with $\tilde{O}(\sqrt{k})$. More generally, we study proof systems for learning in the SQ model, demonstrating the model's strengths as well as its limitations.

论文原文

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