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Related papers: Scalable RF Simulation in Generative 4D Worlds

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Frequency synthesis (FS) is a technique vital for all kinds of radio frequency (RF) communications, such as: mobile phones, Bluetooth, Wi-Fi, radio, TV and satellite, and in other equipment requiring periodic signals of stable and…

Signal Processing · Electrical Eng. & Systems 2019-02-27 Mario Stipčević

Recent research has demonstrated new capabilities in radio frequency (RF) sensing that apply to health care, smart home, and security applications. However, previous work in RF sensing requires heavy utilization of the radio spectrum, for…

Signal Processing · Electrical Eng. & Systems 2018-11-27 Alemayehu Solomon Abrar , Anh Luong , Peter Hillyard , Neal Patwari

Future radar systems are expected to use waveforms of a high bandwidth, where the main advantage is an improved range resolution. In this paper, a technique to design robust wideband waveforms for a Multiple-Input-Single-Output system is…

Applications · Statistics 2016-11-17 Ashkan Panahi , Marie Ström , Mats Viberg

The metaverse is a virtual space that combines physical and digital elements, creating immersive and connected digital worlds. For autonomous mobility, it enables new possibilities with edge computing and digital twins (DTs) that offer…

Computer Vision and Pattern Recognition · Computer Science 2025-04-25 Eugen Šlapak , Matúš Dopiriak , Mohammad Abdullah Al Faruque , Juraj Gazda , Marco Levorato

Transient astrophysical events are characterized by short timescales, high energy, and multi-wavelength radiation, often accompanied by violent energy releases. These phenomena are a major focus of modern astronomical research. To reveal…

Previous attempts to integrate Neural Radiance Fields (NeRF) into the Simultaneous Localization and Mapping (SLAM) framework either rely on the assumption of static scenes or require the ground truth camera poses, which impedes their…

Computer Vision and Pattern Recognition · Computer Science 2025-02-11 Chengyao Duan , Zhiliu Yang

We present an efficient neural 3D scene representation for novel-view synthesis (NVS) in large-scale, dynamic urban areas. Existing works are not well suited for applications like mixed-reality or closed-loop simulation due to their limited…

Computer Vision and Pattern Recognition · Computer Science 2024-11-26 Tobias Fischer , Jonas Kulhanek , Samuel Rota Bulò , Lorenzo Porzi , Marc Pollefeys , Peter Kontschieder

Along with AIGC shines in CV and NLP, its potential in the wireless domain has also emerged in recent years. Yet, existing RF-oriented generative solutions are ill-suited for generating high-quality, time-series RF data due to limited…

Machine Learning · Computer Science 2024-04-16 Guoxuan Chi , Zheng Yang , Chenshu Wu , Jingao Xu , Yuchong Gao , Yunhao Liu , Tony Xiao Han

Emerging integrated sensing and communication (ISAC) applications require large volumes of data, but collecting such datasets in real networks is costly, time consuming, and often infeasible due to limited access to low level measurements.…

Networking and Internet Architecture · Computer Science 2026-03-24 David Rico Menéndez , Pablo Picazo-Martínez , Antonio de la Oliva , Carlos Jesús Bernardos , Chathura Sarathchandra , Alain Mourad

This paper presents DriVerse, a generative model for simulating navigation-driven driving scenes from a single image and a future trajectory. Previous autonomous driving world models either directly feed the trajectory or discrete control…

Robotics · Computer Science 2026-04-28 Xiaofan Li , Chenming Wu , Zhao Yang , Zhihao Xu , Dingkang Liang , Yumeng Zhang , Ji Wan , Jun Wang

The metaverse is expected to provide immersive entertainment, education, and business applications. However, virtual reality (VR) transmission over wireless networks is data- and computation-intensive, making it critical to introduce novel…

Image and Video Processing · Electrical Eng. & Systems 2024-01-03 Yiyu Guo , Zhijin Qin , Xiaoming Tao , Geoffrey Ye Li

For 6-DOF (degrees of freedom) interactive virtual acoustic environments (VAEs), the spatial rendering of diffuse late reverberation in addition to early (specular) reflections is important. In the interest of computational efficiency, the…

Audio and Speech Processing · Electrical Eng. & Systems 2021-11-30 Christoph Kirsch , Josef Poppitz , Torben Wendt , Steven van de Par , Stephan D. Ewert

Generating flexible-view 3D scenes, including 360{\deg} rotation and zooming, from single images is challenging due to a lack of 3D data. To this end, we introduce FlexWorld, a novel framework consisting of two key components: (1) a strong…

Computer Vision and Pattern Recognition · Computer Science 2025-03-20 Luxi Chen , Zihan Zhou , Min Zhao , Yikai Wang , Ge Zhang , Wenhao Huang , Hao Sun , Ji-Rong Wen , Chongxuan Li

Millimeter wave (mmWave) radar sensors play a vital role in hand gesture recognition (HGR) by detecting subtle motions while preserving user privacy. However, the limited scale of radar datasets hinders the performance. Existing synthetic…

Human-Computer Interaction · Computer Science 2025-04-24 Jiaqi Tang , Xinbo Xu , Yinsong Xu , Qingchao Chen

We present GRaF, Generalizable Radio-Frequency (RF) Radiance Fields, a framework that models RF signal propagation to synthesize spatial spectra at arbitrary transmitter or receiver locations, where each spectrum measures signal power…

Networking and Internet Architecture · Computer Science 2026-04-21 Kang Yang , Yuning Chen , Wan Du

Wireless channel modeling plays a pivotal role in designing, analyzing, and optimizing wireless communication systems. Nevertheless, developing an effective channel modeling approach has been a long-standing challenge. This issue has been…

Networking and Internet Architecture · Computer Science 2025-03-25 Chaozheng Wen , Jingwen Tong , Yingdong Hu , Zehong Lin , Jun Zhang

In real-world singing voice conversion (SVC) applications, environmental noise and the demand for expressive output pose significant challenges. Conventional methods, however, are typically designed without accounting for real deployment…

Sound · Computer Science 2025-10-24 Junjie Zheng , Gongyu Chen , Chaofan Ding , Zihao Chen

Sensing-assisted communication schemes have recently garnered significant research attention. In this work, we design a dual-function reconfigurable intelligent surface (RIS), integrating both active and passive elements, referred to as the…

Signal Processing · Electrical Eng. & Systems 2025-08-14 Cheng Luo , Luping Xiang , Jie Hu , Kun Yang

Virtual tour among sparse 360$^\circ$ images is widely used while hindering smooth and immersive roaming experiences. The emergence of Neural Radiance Field (NeRF) has showcased significant progress in synthesizing novel views, unlocking…

Computer Vision and Pattern Recognition · Computer Science 2023-11-29 Huajian Huang , Yingshu Chen , Tianjia Zhang , Sai-Kit Yeung

Video Super-Resolution (VSR) aims to restore high-quality video frames from low-resolution (LR) estimates, yet most existing VSR approaches behave like black boxes at inference time: users cannot reliably correct unexpected artifacts, but…

Computer Vision and Pattern Recognition · Computer Science 2026-03-18 Jiongze Yu , Xiangbo Gao , Pooja Verlani , Akshay Gadde , Yilin Wang , Balu Adsumilli , Zhengzhong Tu
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