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Video motion transfer aims to generate a target video that inherits motion patterns from a source video while rendering new scenes. Existing training-free approaches focus on constructing motion guidance based on the intermediate outputs of…

Computer Vision and Pattern Recognition · Computer Science 2026-03-18 Zhen Wang , Youcan Xu , Jun Xiao , Long Chen

In 6G wireless networks, multi-modal ML models can be leveraged to enable situation-aware network decisions in dynamic environments. However, trained ML models often fail to generalize under domain shifts when training and test data…

Signal Processing · Electrical Eng. & Systems 2025-12-15 Minsu Kim , Walid Saad , Doru Calin

This paper addresses the problem of fast learning of radar detectors with a limited amount of training data. In current data-driven approaches for radar detection, re-training is generally required when the operating environment changes,…

Signal Processing · Electrical Eng. & Systems 2021-12-06 Wei Jiang , Alexander M. Haimovich , Mark Govoni , Timothy Garner , Osvaldo Simeone

Metasurfaces, and in particular reconfigurable intelligent surfaces (RIS), are revolutionizing wireless communications by dynamically controlling electromagnetic waves. Recent wireless communication advancements necessitate broadband and…

Signal Processing · Electrical Eng. & Systems 2025-03-20 Rafid Umayer Murshed , Md Shoaib Akhter Rafi , Sakib Reza , Mohammad Saquib , Ifana Mahbub

Semantic communication is emerging as a key enabler for distributed edge intelligence due to its capability to convey task-relevant meaning. However, achieving communication-efficient training and robust inference over wireless links…

Machine Learning · Computer Science 2026-01-22 Hang Zhao , Hongru Li , Dongfang Xu , Shenghui Song , Khaled B. Letaief

As the next generation of mobile systems evolves, artificial intelligence (AI) is expected to deeply integrate with wireless communications for resource management in variable environments. In particular, deep reinforcement learning (DRL)…

Signal Processing · Electrical Eng. & Systems 2024-10-15 Jie Zhang , Jun Li , Long Shi , Zhe Wang , Shi Jin , Wen Chen , H. Vincent Poor

In this paper, a green learning (GL)-based precoding framework is proposed for simultaneously transmitting and reflecting reconfigurable intelligent surface (STAR-RIS)-aided millimeter-wave (mmWave) MIMO broadcasting systems. Motivated by…

Signal Processing · Electrical Eng. & Systems 2026-05-05 Yu-Hsiang Huang , Po-Heng Chou , Wan-Jen Huang , Walid Saad , C. -C. Jay Kuo

Standard autoregressive language models generate text token-by-token from a fixed vocabulary, inducing a tree-structured state space when viewing token sampling as an action, which limits flexibility and expressiveness. Recent work…

Artificial Intelligence · Computer Science 2026-02-12 Bo Xue , Yunchong Song , Fanghao Shao , Xuekai Zhu , Lin Chen , Luoyi Fu , Xinbing Wang , Zhouhan Lin

Underwater image enhancement (UIE) is a challenging task due to the complex degradation caused by underwater environments. To solve this issue, previous methods often idealize the degradation process, and neglect the impact of medium noise…

Computer Vision and Pattern Recognition · Computer Science 2024-02-09 Jingchun Zhou , Zongxin He , Qiuping Jiang , Kui Jiang , Xianping Fu , Xuelong Li

With the rapid development of Deep Learning, more and more applications on the cloud and edge tend to utilize large DNN (Deep Neural Network) models for improved task execution efficiency as well as decision-making quality. Due to memory…

Machine Learning · Computer Science 2024-07-02 Jingran Shen , Nikos Tziritas , Georgios Theodoropoulos

Generative Flow Networks (GFlowNets) have recently emerged as a suitable framework for generating diverse and high-quality molecular structures by learning from rewards treated as unnormalized distributions. Previous works in this framework…

Machine Learning · Computer Science 2025-06-13 Mohit Pandey , Gopeshh Subbaraj , Artem Cherkasov , Martin Ester , Emmanuel Bengio

This work deals with the use of emerging deep learning techniques in future wireless communication networks. It will be shown that data-driven approaches should not replace, but rather complement traditional design techniques based on…

Signal Processing · Electrical Eng. & Systems 2019-06-14 Alessio Zappone , Marco Di Renzo , Mérouane Debbah

Generative Flow Networks, or GFlowNets, offer a promising framework for molecular design, but their internal decision policies remain opaque. This limits adoption in drug discovery, where chemists require clear and interpretable rationales…

Machine Learning · Computer Science 2025-11-25 Amirtha Varshini A S , Duminda S. Ranasinghe , Hok Hei Tam

Implicit full waveform inversion (IFWI) introduces implicit neural representations to parameterize the subsurface velocity model as a continuous function of spatial coordinates, which alleviates the dependence on the initial model and…

Geophysics · Physics 2026-05-05 Zefeng Wang , Shijun Cheng , Weijian Mao , Wei Ouyang , Huanhuan Tang

Learning is an inherently continuous phenomenon. When humans learn a new task there is no explicit distinction between training and inference. As we learn a task, we keep learning about it while performing the task. What we learn and how we…

Computer Vision and Pattern Recognition · Computer Science 2019-03-28 Mitchell Wortsman , Kiana Ehsani , Mohammad Rastegari , Ali Farhadi , Roozbeh Mottaghi

Generative Flow Networks (GFlowNets) are a novel class of generative models designed to sample from unnormalized distributions and have found applications in various important tasks, attracting great research interest in their training…

Machine Learning · Computer Science 2024-10-04 Rui Hu , Yifan Zhang , Zhuoran Li , Longbo Huang

Generative flow networks utilize a flow-matching loss to learn a stochastic policy for generating objects from a sequence of actions, such that the probability of generating a pattern can be proportional to the corresponding given reward.…

Machine Learning · Computer Science 2025-09-26 Leo Maxime Brunswic , Haozhi Wang , Shuang Luo , Jianye Hao , Amir Rasouli , Yinchuan Li

Deep neural network (DNN)-based receivers offer a powerful alternative to classical model-based designs for wireless communication, especially in complex and nonlinear propagation environments. However, their adoption is challenged by the…

Signal Processing · Electrical Eng. & Systems 2026-05-26 Yakov Gusakov , Osvaldo Simeone , Tirza Routtenberg , Nir Shlezinger

Training-free guidance enables pre-trained diffusion and flow models to optimize application-specific objectives using feedback from external black-box reward functions. However, existing methods are feedback-inefficient because reward…

Machine Learning · Computer Science 2026-05-19 Kim Yong Tan , Yueming Lyu , Ivor Tsang , Yew-Soon Ong

In the advent of next-generation wireless communication, millimeter-wave (mmWave) and terahertz (THz) technologies are pivotal for their high data rate capabilities. However, their reliance on large antenna arrays and narrow directive beams…

Signal Processing · Electrical Eng. & Systems 2024-12-09 Gouranga Charan , Ahmed Alkhateeb