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相关论文: Diffusion Models for Multi-target Adversarial Trac…

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This work focuses on adversarial learning over graphs. We propose a general adversarial training framework for multi-agent systems using diffusion learning. We analyze the convergence properties of the proposed scheme for convex…

机器学习 · 计算机科学 2023-03-06 Ying Cao , Elsa Rizk , Stefan Vlaski , Ali H. Sayed

We explore the role of attention mechanism during inference in text-conditional diffusion models. Empirical observations suggest that cross-attention outputs converge to a fixed point after several inference steps. The convergence time…

计算机视觉与模式识别 · 计算机科学 2025-02-27 Haozhe Liu , Wentian Zhang , Jinheng Xie , Francesco Faccio , Mengmeng Xu , Tao Xiang , Mike Zheng Shou , Juan-Manuel Perez-Rua , Jürgen Schmidhuber

Object detectors often suffer a decrease in performance due to the large domain gap between the training data (source domain) and real-world data (target domain). Diffusion-based generative models have shown remarkable abilities in…

计算机视觉与模式识别 · 计算机科学 2025-06-05 Boyong He , Yuxiang Ji , Zhuoyue Tan , Liaoni Wu

In this paper, we consider the problem of controlling an underactuated system in unknown, and potentially adversarial environments. The emphasis will be on autonomous aerial vehicles, modelled by Dubins dynamics. The proposed control law is…

多智能体系统 · 计算机科学 2019-09-04 Shashwat Shivam , Aris Kanellopoulos , Kyriakos G. Vamvoudakis , Yorai Wardi

Realistic scene-level multi-agent motion simulations are crucial for developing and evaluating self-driving algorithms. However, most existing works focus on generating trajectories for a certain single agent type, and typically ignore the…

机器人学 · 计算机科学 2023-11-28 Zhiming Guo , Xing Gao , Jianlan Zhou , Xinyu Cai , Botian Shi

Accurate modeling of robot dynamics is essential for model-based control, yet remains challenging under distributional shifts and real-time constraints. In this work, we formulate system identification as an in-context meta-learning problem…

机器学习 · 计算机科学 2026-04-21 Angelo Moroncelli , Matteo Rufolo , Gunes Cagin Aydin , Asad Ali Shahid , Loris Roveda

Biophysical processes within living systems rely on encounters and interactions between molecules in complex environments such as cells. They are often described by anomalous diffusion transport. Recent advances in single-molecule…

数据分析、统计与概率 · 物理学 2025-02-27 Solomon Asghar , Ran Ni , Giorgio Volpe

Addressing decision-making problems using sequence modeling to predict future trajectories shows promising results in recent years. In this paper, we take a step further to leverage the sequence predictive method in wider areas such as…

机器人学 · 计算机科学 2023-12-07 Mineui Hong , Minjae Kang , Songhwai Oh

Discrete diffusion models are a class of generative models that produce samples from an approximated data distribution within a discrete state space. Often, there is a need to target specific regions of the data distribution. Current…

机器学习 · 计算机科学 2025-09-03 Cheuk Kit Lee , Paul Jeha , Jes Frellsen , Pietro Lio , Michael Samuel Albergo , Francisco Vargas

In many real-world settings, agents must learn from an offline dataset gathered by some prior behavior policy. Such a setting naturally leads to distribution shift between the behavior policy and the target policy being trained - requiring…

Diffusion models have gained significant attention for high-fidelity image generation. Our work investigates the potential of exploiting diffusion models for adversarial robustness in image classification and object detection. Adversarial…

图像与视频处理 · 电气工程与系统科学 2025-11-05 Mika Yagoda , Shady Abu-Hussein , Raja Giryes

Conditional diffusion models are powerful generative models that can leverage various types of conditional information, such as class labels, segmentation masks, or text captions. However, in many real-world scenarios, conditional…

计算机视觉与模式识别 · 计算机科学 2025-02-19 Nicolas Dufour , Victor Besnier , Vicky Kalogeiton , David Picard

Temporal abstraction and efficient planning pose significant challenges in offline reinforcement learning, mainly when dealing with domains that involve temporally extended tasks and delayed sparse rewards. Existing methods typically plan…

机器学习 · 计算机科学 2023-10-03 Wenhao Li

Text-guided diffusion models such as DALLE-2, Imagen, eDiff-I, and Stable Diffusion are able to generate an effectively endless variety of images given only a short text prompt describing the desired image content. In many cases the images…

计算机视觉与模式识别 · 计算机科学 2023-09-27 Wan-Duo Kurt Ma , J. P. Lewis , Avisek Lahiri , Thomas Leung , W. Bastiaan Kleijn

Vehicle trajectory prediction is crucial for advancing autonomous driving and advanced driver assistance systems (ADAS), enhancing road safety and traffic efficiency. While traditional methods have laid foundational work, modern deep…

机器学习 · 计算机科学 2024-06-19 Junwei You , Haotian Shi , Keshu Wu , Keke Long , Sicheng Fu , Sikai Chen , Bin Ran

Multi-agent pursuit-evasion tasks involving intelligent targets are notoriously challenging coordination problems. In this paper, we investigate new ways to learn such coordinated behaviors of unmanned aerial vehicles (UAVs) aimed at…

机器人学 · 计算机科学 2023-03-06 Maryam Kouzeghar , Youngbin Song , Malika Meghjani , Roland Bouffanais

We introduce a new attack paradigm that embeds hidden adversarial capabilities directly into diffusion models via fine-tuning, without altering their observable behavior or requiring modifications during inference. Unlike prior approaches…

机器学习 · 计算机科学 2025-04-15 Lucas Beerens , Desmond J. Higham

Target localization is a critical task in sensitive applications, where multiple sensing agents communicate and collaborate to identify the target location based on sensor readings. Existing approaches investigated the use of Multi-Agent…

机器学习 · 计算机科学 2025-01-22 Ahmed Alagha , Rabeb Mizouni , Shakti Singh , Jamal Bentahar , Hadi Otrok

Tracking multiple targets in dynamic environments using distributed sensor networks is a fundamental problem in statistical signal processing. In such scenarios, the network of mobile sensors must coordinate their actions to accurately…

信号处理 · 电气工程与系统科学 2026-04-28 Aidan Blair , Amirali Khodadadian Gostar , Alireza Bab-Hadiashar , Xiaodong Li , Reza Hoseinnezhad

Offline decision-making via diffusion models often produces trajectories that are misaligned with system dynamics, limiting their reliability for control. We propose Model Predictive Diffuser (MPDiffuser), a compositional diffusion…

机器人学 · 计算机科学 2026-02-02 Haldun Balim , Na Li , Yilun Du