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Variational Autoencoder (VAE)-based generative models offer flexible representation learning by incorporating meta-priors, general premises considered beneficial for downstream tasks. However, the incorporated meta-priors often involve…

Machine Learning · Computer Science 2023-02-27 Nao Nakagawa , Ren Togo , Takahiro Ogawa , Miki Haseyama

Non-adversarial generative models such as variational auto-encoder (VAE), Wasserstein auto-encoders with maximum mean discrepancy (WAE-MMD), sliced-Wasserstein auto-encoder (SWAE) are relatively easy to train and have less mode collapse…

Machine Learning · Statistics 2021-03-05 Kuo Gai , Shihua Zhang

The channel is one of the five critical components of a communication system, and its ergodic capacity is based on all realizations of statistic channel model. This statistical paradigm has successfully guided the design of mobile…

Information Theory · Computer Science 2025-02-19 Jianhua Zhang , Li Yu , Shaoyi Liu , Yichen Cai , Yuxiang Zhang , Hongbo Xing , Tao jiang

The applications of Digital Twins (DT) and Generative AI (GenAI) have demonstrated their capabilities in modeling and learning-based wireless communications. However, their joint potential for proactive wireless system design remains…

Signal Processing · Electrical Eng. & Systems 2026-05-12 Afan Ali , Ali Arshad Nasir , Daniel Benevides da Costa

Digital Twin (DT) technology enables real-time monitoring and optimization of complex network infrastructures by creating accurate virtual replicas of physical systems. In millimeter-wave (mmWave) 5G/6G networks, the deployment of…

Networking and Internet Architecture · Computer Science 2025-09-17 Jie Zhang , Mostafa Rahmani Ghourtani , Swarna Bindu Chetty , Paul Daniel Mitchell , Hamed Ahmadi

With the advances in virtual and augmented reality, gaming applications, and entertainment, certain indoor scenarios will require vastly higher capacity than what can be delivered by 5G. In this paper, we focus on massive MIMO for indoor…

Information Theory · Computer Science 2021-12-01 Unnikrishnan Kunnath Ganesan , Emil Björnson , Erik G. Larsson

Visual-Inertial Odometry (VIO) is a critical component for robust ego-motion estimation, enabling foundational capabilities such as autonomous navigation in robotics and real-time 6-DoF tracking for augmented reality. Existing methods face…

Robotics · Computer Science 2026-03-18 Feiyang Pan , Shenghe Zheng , Chunyan Yin , Guangbin Dou

The Internet of Vehicles (IoV) transforms the transportation ecosystem promising pervasive connectivity and data-driven approaches. Deep learning and generative Artificial Intelligence (AI) have the potential to significantly enhance the…

Networking and Internet Architecture · Computer Science 2025-07-04 Hao Liu , Bo Yang , Zhiwen Yu , Xuelin Cao , George C. Alexandropoulos , Yan Zhang , Chau Yuen

Variational autoencoders (VAE) are powerful generative models that learn the latent representations of input data as random variables. Recent studies show that VAE can flexibly learn the complex temporal dynamics of time series and achieve…

Machine Learning · Computer Science 2023-11-14 Borui Cai , Shuiqiao Yang , Longxiang Gao , Yong Xiang

The variational autoencoder (VAE; Kingma, Welling (2014)) is a recently proposed generative model pairing a top-down generative network with a bottom-up recognition network which approximates posterior inference. It typically makes strong…

Machine Learning · Computer Science 2016-11-08 Yuri Burda , Roger Grosse , Ruslan Salakhutdinov

As large language models (LLMs) continue to scale up, mixture-of-experts (MoE) has become a common technology in SOTA models. MoE models rely on expert parallelism (EP) to alleviate memory bottleneck, which introduces all-to-all…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-10-30 Xinru Tang , Jingxiang Hou , Dingcheng Jiang , Taiquan Wei , Jiaxin Liu , Jinyi Deng , Huizheng Wang , Qize Yang , Haoran Shang , Chao Li , Yang Hu , Shouyi Yin

Hierarchical Vision-Language-Action (VLA) models have rapidly become a dominant paradigm for robotic manipulation. It typically comprising a Vision-Language backbone for perception and understanding, together with a generative policy for…

Robotics · Computer Science 2026-05-19 Zaijing Li , Bing Hu , Rui Shao , Gongwei Chen , Dongmei Jiang , Pengwei Xie , Jianye Hao , Liqiang Nie

Digital twin, which enables emulation, evaluation, and optimization of physical entities through synchronized digital replicas, has gained increasing attention as a promising technology for intricate wireless networks. For 6G, numerous…

Networking and Internet Architecture · Computer Science 2024-08-12 Zhenyu Tao , Wei Xu , Yongming Huang , Xiaoyun Wang , Xiaohu You

The upcoming sixth Generation (6G) of wireless networks envisions ultra-low latency and energy efficient Edge Inference (EI) for diverse Internet of Things (IoT) applications. However, traditional digital hardware for machine learning is…

Emerging Technologies · Computer Science 2026-02-24 Kyriakos Stylianopoulos , Mario Edoardo Pandolfo , Paolo Di Lorenzo , George C. Alexandropoulos

Joint base station (BS) association and beam selection in multi-UAV aerial corridors constitutes a challenging radio resource management (RRM) problem. It is driven by high-dimensional action spaces, need for substantial overhead to acquire…

Signal Processing · Electrical Eng. & Systems 2026-02-04 Pulok Tarafder , Zoheb Hassan , Imtiaz Ahmed , Danda B. Rawat , Kamrul Hasan , Cong Pu

Simulating microstructure evolution (MicroEvo) is vital for materials design but demands high numerical accuracy, efficiency, and physical fidelity. Although recent studies on deep learning (DL) offer a promising alternative to traditional…

Materials Science · Physics 2025-11-19 Qinyi Zhang , Duanyu Feng , Ronghui Han , Yangshuai Wang , Hao Wang

Millimeter-wave vehicular networks incur enormous beam-training overhead to enable narrow-beam communications. This paper proposes a learning and adaptation framework in which the dynamics of the communication beams are learned and then…

Machine Learning · Computer Science 2021-10-27 Muddassar Hussain , Nicolo Michelusi

The extended near-field range in future mm-Wave and sub-THz wireless networks demands a precise and efficient near-field channel simulator for understanding and optimizing wireless communications in this less-explored regime. This paper…

Signal Processing · Electrical Eng. & Systems 2024-10-15 Vahid Yazdnian , Atsutse Kludze , Yasaman Ghasempour

The deployment of reinforcement learning (RL)-based controllers on physical systems is often limited by poor generalization to real-world scenarios, known as the simulation-to-reality (sim-to-real) gap. This gap is particularly challenging…

Machine Learning · Computer Science 2026-05-12 Alex E. Ballentine , Nachiket U. Bapat , Raghvendra V. Cowlagi

Reducing energy consumption is a pressing issue in low-power machine-type communication (MTC) networks. In this regard, the Wake-up Signal (WuS) technology, which aims to minimize the energy consumed by the radio interface of the…

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