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Rank aggregation with pairwise comparisons has shown promising results in elections, sports competitions, recommendations, and information retrieval. However, little attention has been paid to the security issue of such algorithms, in…

机器学习 · 计算机科学 2022-09-14 Ke Ma , Qianqian Xu , Jinshan Zeng , Guorong Li , Xiaochun Cao , Qingming Huang

Recently, some studies have shown that text classification tasks are vulnerable to poisoning and evasion attacks. However, little work has investigated attacks against decision making algorithms that use text embeddings, and their output is…

计算与语言 · 计算机科学 2022-01-11 Anahita Samadi , Debapriya Banerjee , Shirin Nilizadeh

Deep learning models are susceptible to adversarial examples that have imperceptible perturbations in the original input, resulting in adversarial attacks against these models. Analysis of these attacks on the state of the art transformers…

计算与语言 · 计算机科学 2021-01-22 Vijit Malik , Ashwani Bhat , Ashutosh Modi

This work considers a black-box threat model in which adversaries attempt to propagate arbitrary non-relevant content in search. We show that retrievers, rerankers, and LLM relevance judges are all highly vulnerable to attacks that enable…

信息检索 · 计算机科学 2026-01-01 Manveer Singh Tamber , Jimmy Lin

An adversarial attack paradigm explores various scenarios for the vulnerability of deep learning models: minor changes of the input can force a model failure. Most of the state of the art frameworks focus on adversarial attacks for images…

机器学习 · 计算机科学 2020-06-22 I. Fursov , A. Zaytsev , N. Kluchnikov , A. Kravchenko , E. Burnaev

This paper concerns corpus poisoning attacks in dense information retrieval, where an adversary attempts to compromise the ranking performance of a search algorithm by injecting a small number of maliciously generated documents into the…

信息检索 · 计算机科学 2026-03-17 Yongkang Li , Panagiotis Eustratiadis , Simon Lupart , Evangelos Kanoulas

Recent work in black-box adversarial attacks for NLP systems has attracted much attention. Prior black-box attacks assume that attackers can observe output labels from target models based on selected inputs. In this work, inspired by…

机器学习 · 计算机科学 2022-09-21 Siddhartha Datta

Control policies, trained using the Deep Reinforcement Learning, have been recently shown to be vulnerable to adversarial attacks introducing even very small perturbations to the policy input. The attacks proposed so far have been designed…

机器学习 · 计算机科学 2019-08-02 Alessio Russo , Alexandre Proutiere

Multimodal Language Models (MMLMs) typically undergo post-training alignment to prevent harmful content generation. However, these alignment stages focus primarily on the assistant role, leaving the user role unaligned, and stick to a fixed…

密码学与安全 · 计算机科学 2025-04-08 Erfan Shayegani , G M Shahariar , Sara Abdali , Lei Yu , Nael Abu-Ghazaleh , Yue Dong

With further development in the fields of computer vision, network security, natural language processing and so on so forth, deep learning technology gradually exposed certain security risks. The existing deep learning algorithms cannot…

密码学与安全 · 计算机科学 2020-11-18 Rui Zhao

Deep neural networks are vulnerable to adversarial attacks. White-box adversarial attacks can fool neural networks with small adversarial perturbations, especially for large size images. However, keeping successful adversarial perturbations…

计算机视觉与模式识别 · 计算机科学 2020-11-11 Yongwei Wang , Mingquan Feng , Rabab Ward , Z. Jane Wang , Lanjun Wang

Adversarial attacks have emerged as a major challenge to the trustworthy deployment of machine learning models, particularly in computer vision applications. These attacks have a varied level of potency and can be implemented in both white…

计算机视觉与模式识别 · 计算机科学 2025-03-04 Nandish Chattopadhyay , Abdul Basit , Bassem Ouni , Muhammad Shafique

Many machine learning models can be attacked with adversarial examples, i.e. inputs close to correctly classified examples that are classified incorrectly. However, most research on adversarial attacks to date is limited to vectorial data,…

机器学习 · 计算机科学 2019-11-12 Benjamin Paaßen

In recent years, Reward Machines (RMs) have stood out as a simple yet effective automata-based formalism for exposing and exploiting task structure in reinforcement learning settings. Despite their relevance, little to no attention has been…

机器学习 · 计算机科学 2023-11-16 Lorenzo Nodari

In the past few years, it has become increasingly evident that deep neural networks are not resilient enough to withstand adversarial perturbations in input data, leaving them vulnerable to attack. Various authors have proposed strong…

计算与语言 · 计算机科学 2023-04-19 Shreya Goyal , Sumanth Doddapaneni , Mitesh M. Khapra , Balaraman Ravindran

Deep neural networks have been shown to perform well in many classical machine learning problems, especially in image classification tasks. However, researchers have found that neural networks can be easily fooled, and they are surprisingly…

计算机视觉与模式识别 · 计算机科学 2019-05-24 Huaxia Wang , Chun-Nam Yu

NLP researchers propose different word-substitute black-box attacks that can fool text classification models. In such attack, an adversary keeps sending crafted adversarial queries to the target model until it can successfully achieve the…

计算与语言 · 计算机科学 2022-06-13 Tianle Li , Yi Yang

The existing work shows that the neural network trained by naive gradient-based optimization method is prone to adversarial attacks, adds small malicious on the ordinary input is enough to make the neural network wrong. At the same time,…

机器学习 · 计算机科学 2024-01-23 Linfeng Ye , Shayan Mohajer Hamidi

Adversarial attacks, e.g., adversarial perturbations of the input and adversarial samples, pose significant challenges to machine learning and deep learning techniques, including interactive recommendation systems. The latent embedding…

机器学习 · 计算机科学 2021-12-03 Siyu Wang , Yuanjiang Cao , Xiaocong Chen , Lina Yao , Xianzhi Wang , Quan Z. Sheng

Graph neural networks, a popular class of models effective in a wide range of graph-based learning tasks, have been shown to be vulnerable to adversarial attacks. While the majority of the literature focuses on such vulnerability in…

机器学习 · 统计学 2021-11-05 Xingchen Wan , Henry Kenlay , Binxin Ru , Arno Blaas , Michael A. Osborne , Xiaowen Dong