通过形式化分析与架构分解,展示 SSGM 如何缓解拓扑引发的知识泄漏(敏感上下文被固化到长期存储),以及有助于防止语义漂移(知识在迭代摘要中退化)。Through formal analysis and architectural decomposition, it is shown how SSGM can mitigate topology-induced knowledge leakage where sensitive contexts are solidified into long-term storage, and help prevent semantic drift where knowledge degrades through iterative summarization.
论文
4 张论文卡片 · 安全与风险 · OA 绿色
本文将数据安全形式化为 provenance monomials 上的聚合谓词,并提出 Passant——一个无需物化 provenance 即可强制执行 DFC 策略的可移植查询重写层。This paper formalizes data safety as aggregate predicates over provenance monomials and presents Passant, a portable query rewriting layer that enforces DFC policies without materializing provenance.
提出一个模型,基于图像区域上的 CNN、句子上的双向 RNN 以及通过多模态嵌入对齐两种模态的结构化目标,生成图像及其区域的自然语言描述。A model that generates natural language descriptions of images and their regions based on a novel combination of Convolutional Neural Networks over image regions, bidirectional Recurrent Neural Networks over sentences, and a structured objective that aligns the two modalities through a multimodal embedding is presented.
本文提出了不变风险最小化(IRM),一种用于在多个训练分布上估计不变相关性的学习范式,并展示了 IRM 学到的不变性如何与数据的因果结构相关,从而实现分布外泛化。This work introduces Invariant Risk Minimization, a learning paradigm to estimate invariant correlations across multiple training distributions and shows how the invariances learned by IRM relate to the causal structures governing the data and enable out-of-distribution generalization.