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Latent Video Diffusion Models (LVDMs) have achieved state-of-the-art generative quality for image and video generation; however, they remain brittle under noisy conditioning, where small perturbations in text or multimodal embeddings can…

计算机视觉与模式识别 · 计算机科学 2026-03-31 Chika Maduabuchi , Hao Chen , Yujin Han , Jindong Wang

Interactive artificial intelligence in the motion control field is an interesting topic, especially when universal knowledge is adaptive to multiple tasks and universal environments. Despite there being increasing efforts in the field of…

机器学习 · 计算机科学 2024-09-12 Luo Ji , Runji Lin

Diffusion language models (DLMs) have recently emerged as an alternative modeling paradigm to autoregressive (AR) language models, enabling parallel generation and bidirectional context modeling. Yet their security implications,…

密码学与安全 · 计算机科学 2026-05-12 Shengfang Zhai , Xiaoyang Ji , Yuling Shi , Haoran Gao , Fanyu Meng , Yan Zeng , Yuejian Fang , Yinpeng Dong , Jiaheng Zhang

Multi-objective reinforcement learning (MORL) addresses the challenge of simultaneously optimizing multiple, often conflicting, rewards, moving beyond the single-reward focus of conventional reinforcement learning (RL). This approach is…

神经与进化计算 · 计算机科学 2025-05-21 Carlos Hernández , Roberto Santana

Masked discrete diffusion models (MDMs) are a promising new approach to generative modelling, offering the ability for parallel token generation and therefore greater efficiency than autoregressive counterparts. However, achieving an…

机器学习 · 计算机科学 2026-03-02 David Fox , Sam Bowyer , Song Liu , Laurence Aitchison , Raul Santos-Rodriguez , Mengyue Yang

Model-based reinforcement learning (MBRL) approaches rely on discrete-time state transition models whereas physical systems and the vast majority of control tasks operate in continuous-time. To avoid time-discretization approximation of the…

机器学习 · 计算机科学 2021-06-14 Çağatay Yıldız , Markus Heinonen , Harri Lähdesmäki

Offline meta-reinforcement learning seeks to learn policies that generalize across related tasks from fixed datasets. Context-based methods infer a task representation from transition histories, but learning effective task representations…

机器学习 · 计算机科学 2026-03-04 Mohammadreza Nakheai , Aidan Scannell , Kevin Luck , Joni Pajarinen

Sample efficiency and exploration remain critical challenges in Deep Reinforcement Learning (DRL), particularly in complex domains. Offline RL, which enables agents to learn optimal policies from static, pre-collected datasets, has emerged…

机器学习 · 计算机科学 2025-12-23 Gaurav Chaudhary , Wassim Uddin Mondal , Laxmidhar Behera

Diffusion models excel at generating high-quality outputs but face challenges in data-scarce domains, where exhaustive retraining or costly paired data are often required. To address these limitations, we propose Latent Aligned Diffusion…

计算机视觉与模式识别 · 计算机科学 2026-03-03 Xuqin Wang , Tao Wu , Yanfeng Zhang , Lu Liu , Dong Wang , Mingwei Sun , Yongliang Wang , Niclas Zeller , Daniel Cremers

Diffusion policy sampling enables reinforcement learning (RL) to represent multimodal action distributions beyond suboptimal unimodal Gaussian policies. However, existing diffusion-based RL methods primarily focus on offline settings for…

机器学习 · 计算机科学 2026-05-07 Xiaoyuan Cheng , Wenxuan Yuan , Boyang Li , Yuanchao Xu , Yiming Yang , Hao Liang , Bei Peng , Robert Loftin , Zhuo Sun , Yukun Hu

Multimodal learning seeks to integrate information from heterogeneous sources, where signals may be shared across modalities, specific to individual modalities, or emerge only through their interaction. While self-supervised multimodal…

机器学习 · 计算机科学 2026-02-17 Carolin Cissee , Raneen Younis , Zahra Ahmadi

Masked Diffusion Language Models (MDLMs) have recently emerged as a promising alternative to Autoregressive Language Models (ARLMs), leveraging a denoising objective that, in principle, should enable more uniform context utilisation. In…

Deep reinforcement learning (RL) is a powerful approach to complex decision making. However, one issue that limits its practical application is its brittleness, sometimes failing to train in the presence of small changes in the environment.…

机器学习 · 计算机科学 2025-01-27 Jung-Hoon Cho , Vindula Jayawardana , Sirui Li , Cathy Wu

Deep generative models with latent variables have been used lately to learn joint representations and generative processes from multi-modal data. These two learning mechanisms can, however, conflict with each other and representations can…

机器学习 · 计算机科学 2023-01-24 Rogelio A. Mancisidor , Michael Kampffmeyer , Kjersti Aas , Robert Jenssen

Autoregressive language models, despite their impressive capabilities, struggle with complex reasoning and long-term planning tasks. We introduce discrete diffusion models as a novel solution to these challenges. Through the lens of subgoal…

计算与语言 · 计算机科学 2025-02-19 Jiacheng Ye , Jiahui Gao , Shansan Gong , Lin Zheng , Xin Jiang , Zhenguo Li , Lingpeng Kong

Multi-agent reinforcement learning (MARL) has achieved significant progress in large-scale traffic control, autonomous vehicles, and robotics. Drawing inspiration from biological systems where roles naturally emerge to enable coordination,…

多智能体系统 · 计算机科学 2026-05-01 Harsh Goel , Mohammad Omama , Behdad Chalaki , Vaishnav Tadiparthi , Ehsan Moradi Pari , Sandeep Chinchali

Traditional Reinforcement Learning (RL) suffers from replicating human-like behaviors, generalizing effectively in multi-agent scenarios, and overcoming inherent interpretability issues.These tasks are compounded when deep environment…

计算机视觉与模式识别 · 计算机科学 2025-07-09 Miao Zhang , Zhenlong Fang , Tianyi Wang , Qian Zhang , Shuai Lu , Junfeng Jiao , Tianyu Shi

We introduce MMaDA, a novel class of multimodal diffusion foundation models designed to achieve superior performance across diverse domains such as textual reasoning, multimodal understanding, and text-to-image generation. The approach is…

计算机视觉与模式识别 · 计算机科学 2025-09-26 Ling Yang , Ye Tian , Bowen Li , Xinchen Zhang , Ke Shen , Yunhai Tong , Mengdi Wang

Recent advances in generative medical models are constrained by modality-specific scenarios that hinder the integration of complementary evidence from imaging, pathology, and clinical notes. This fragmentation limits their evolution into…

计算机视觉与模式识别 · 计算机科学 2025-10-08 Jiawei Mao , Yuhan Wang , Lifeng Chen , Can Zhao , Yucheng Tang , Dong Yang , Liangqiong Qu , Daguang Xu , Yuyin Zhou

As wireless communication networks grow in scale and complexity, diverse resource allocation tasks become increasingly critical. Multi-Agent Reinforcement Learning (MARL) provides a promising solution for distributed control, yet it often…

网络与互联网体系结构 · 计算机科学 2026-02-03 Kechen Meng , Rongpeng Li , Yansha Deng , Zhifeng Zhao , Honggang Zhang