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相关论文: Personal Information Parroting in Language Models

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Sequential recommendation (SR) has seen significant advancements with the help of Pre-trained Language Models (PLMs). Some PLM-based SR models directly use PLM to encode user historical behavior's text sequences to learn user…

信息检索 · 计算机科学 2024-08-15 Zekai Qu , Ruobing Xie , Chaojun Xiao , Xingwu Sun , Zhanhui Kang

Large Language Models (LLMs) have demonstrated remarkable capabilities across a wide range of tasks, yet they also exhibit memorization of their training data. This phenomenon raises critical questions about model behavior, privacy risks,…

机器学习 · 计算机科学 2025-12-15 Alexander Xiong , Xuandong Zhao , Aneesh Pappu , Dawn Song

While many have shown how Large Language Models (LLMs) can be applied to a diverse set of tasks, the critical issues of data contamination and memorization are often glossed over. In this work, we address this concern for tabular data.…

机器学习 · 计算机科学 2024-12-05 Sebastian Bordt , Harsha Nori , Vanessa Rodrigues , Besmira Nushi , Rich Caruana

Pretrained language models (LMs) are prone to arithmetic errors. Existing work showed limited success in probing numeric values from models' representations, indicating that these errors can be attributed to the inherent unreliability of…

计算与语言 · 计算机科学 2025-10-27 Marek Kadlčík , Michal Štefánik , Timothee Mickus , Michal Spiegel , Josef Kuchař

Pre-trained Large Language Models (LLMs) have shown success in a diverse set of language inference and understanding tasks. The pre-training stage of LLMs looks at a large corpus of raw textual data. The BabyLM shared task compares LLM…

计算与语言 · 计算机科学 2024-01-11 Khushi Bhardwaj , Raj Sanjay Shah , Sashank Varma

The wide adoption and application of Masked language models~(MLMs) on sensitive data (from legal to medical) necessitates a thorough quantitative investigation into their privacy vulnerabilities -- to what extent do MLMs leak information…

机器学习 · 计算机科学 2022-11-07 Fatemehsadat Mireshghallah , Kartik Goyal , Archit Uniyal , Taylor Berg-Kirkpatrick , Reza Shokri

In this paper we develop state-of-the-art privacy attacks against Large Language Models (LLMs), where an adversary with some access to the model tries to learn something about the underlying training data. Our headline results are new…

密码学与安全 · 计算机科学 2024-07-16 Jeffrey G. Wang , Jason Wang , Marvin Li , Seth Neel

Recent large-scale natural language processing (NLP) systems use a pre-trained Large Language Model (LLM) on massive and diverse corpora as a headstart. In practice, the pre-trained model is adapted to a wide array of tasks via fine-tuning…

计算与语言 · 计算机科学 2022-09-12 Jimit Majmudar , Christophe Dupuy , Charith Peris , Sami Smaili , Rahul Gupta , Richard Zemel

Large Language Models (LLMs) are advancing at a remarkable pace, with myriad applications under development. Unlike most earlier machine learning models, they are no longer built for one specific application but are designed to excel in a…

计算与语言 · 计算机科学 2023-10-31 Valentin Hartmann , Anshuman Suri , Vincent Bindschaedler , David Evans , Shruti Tople , Robert West

The rapid advancements of large language models (LLMs) have raised public concerns about the privacy leakage of personally identifiable information (PII) within their extensive training datasets. Recent studies have demonstrated that an…

密码学与安全 · 计算机科学 2024-08-01 Xiaoyi Chen , Siyuan Tang , Rui Zhu , Shijun Yan , Lei Jin , Zihao Wang , Liya Su , Zhikun Zhang , XiaoFeng Wang , Haixu Tang

Large language models for code (LLM4Code) have greatly improved developer productivity but also raise privacy concerns due to their reliance on open-source repositories containing abundant personally identifiable information (PII). Prior…

软件工程 · 计算机科学 2025-12-10 Hua Yang , Alejandro Velasco , Sen Fang , Bowen Xu , Denys Poshyvanyk

Language Models (LMs) typically adhere to a "pre-training and fine-tuning" paradigm, where a universal pre-trained model can be fine-tuned to cater to various specialized domains. Low-Rank Adaptation (LoRA) has gained the most widespread…

密码学与安全 · 计算机科学 2025-07-25 Delong Ran , Xinlei He , Tianshuo Cong , Anyu Wang , Qi Li , Xiaoyun Wang

Large Language Models (LLMs) are known to memorize significant portions of their training data. Parts of this memorized content have been shown to be extractable by simply querying the model, which poses a privacy risk. We present a novel…

Previous works have evaluated memorization by comparing model outputs with training corpora, examining how factors such as data duplication, model size, and prompt length influence memorization. However, analyzing these extensive training…

计算与语言 · 计算机科学 2024-06-18 Bo Li , Qinghua Zhao , Lijie Wen

Neural language models (LMs) are vulnerable to training data extraction attacks due to data memorization. This paper introduces a novel attack scenario wherein an attacker adversarially fine-tunes pre-trained LMs to amplify the exposure of…

计算与语言 · 计算机科学 2024-09-04 Myung Gyo Oh , Hong Eun Ahn , Leo Hyun Park , Taekyoung Kwon

Large volumes of text data have contributed significantly to the development of large language models (LLMs) in recent years. This data is typically acquired by scraping the internet, leading to pretraining datasets comprised of noisy web…

计算与语言 · 计算机科学 2023-09-12 Max Marion , Ahmet Üstün , Luiza Pozzobon , Alex Wang , Marzieh Fadaee , Sara Hooker

Autoregressive language models (ARMs) have been shown to memorize and occasionally reproduce training data verbatim, raising concerns about privacy and copyright liability. Diffusion language models (DLMs) have recently emerged as a…

计算与语言 · 计算机科学 2026-03-04 Xiaoyu Luo , Wenrui Yu , Qiongxiu Li , Johannes Bjerva

Recent work has shown that Large Language Models (LLMs) can unintentionally leak sensitive information present in their training data. In this paper, we present Model Perturbations (MoPe), a new method to identify with high confidence if a…

机器学习 · 计算机科学 2023-10-24 Marvin Li , Jason Wang , Jeffrey Wang , Seth Neel

The rapid advancement and widespread use of large language models (LLMs) have raised significant concerns regarding the potential leakage of personally identifiable information (PII). These models are often trained on vast quantities of…

密码学与安全 · 计算机科学 2023-07-06 Siwon Kim , Sangdoo Yun , Hwaran Lee , Martin Gubri , Sungroh Yoon , Seong Joon Oh

The rise of chronic diseases and pandemics like COVID-19 has emphasized the need for effective patient data processing while ensuring privacy through anonymization and de-identification of protected health information (PHI). Anonymized data…

计算与语言 · 计算机科学 2024-12-17 Murat Gunay , Bunyamin Keles , Raife Hizlan