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Beamforming design for extremely large-scale multiple-input multiple-output (XL-MIMO) systems is challenging due to prohibitive computational complexity and complex near-field propagation effects. To address this, this paper introduces a…

Information Theory · Computer Science 2026-04-13 Xiyuan Liu , Qingqing Wu , Rui Wang , Qiaoyan Peng , Jun Wu

We present a deep learning framework with two models for automated segmentation and large-scale flow phenotyping in a registry of single-ventricle patients. MultiFlowSeg simultaneously classifies and segments five key vessels, left and…

Computer Vision and Pattern Recognition · Computer Science 2025-06-03 Tina Yao , Nicole St. Clair , Madeline Gong , Gabriel F. Miller , Jennifer A. Steeden , Rahul H. Rathod , Vivek Muthurangu , FORCE Investigators

Nonlinear precoding and pulse shaping are jointly considered in multi-user massive multiple-input multiple-output (MIMO) systems with low-resolution D/A-converters (DACs) in terms of algorithmic approach as well as large system performance.…

Information Theory · Computer Science 2021-06-29 Amine Mezghani , Robert W. Heath

Consider the following problem: A multi-antenna base station (BS) sends multiple symbol streams to multiple single-antenna users via precoding. However, unlike conventional multiuser precoding, the transmitted signals are subjected to…

Information Theory · Computer Science 2019-10-23 Mingjie Shao , Qiang Li , Wing-Kin Ma , Anthony Man-Cho So

Whole-body hemodynamics simulators, which model blood flow and pressure waveforms as functions of physiological parameters, are now essential tools for studying cardiovascular systems. However, solving the corresponding inverse problem of…

In this paper, we investigate noncoherent multiple-input multiple-output (MIMO) ultra-wideband (UWB) systems where the signal is encoded by differential space-time block code (DSTBC). DSTBC enables noncoherent MIMO UWB systems to achieve…

Information Theory · Computer Science 2013-06-06 Taotao Wang , Tiejun Lv , Hui Gao , Yueming Lu

The progression of deep learning and the widespread adoption of sensors have facilitated automatic multi-view fusion (MVF) about the cardiovascular system (CVS) signals. However, prevalent MVF model architecture often amalgamates CVS…

Machine Learning · Computer Science 2024-06-14 Qihan Hu , Daomiao Wang , Hong Wu , Jian Liu , Cuiwei Yang

We introduce and define a novel task-Scene-Aware Visually-Driven Speech Synthesis, aimed at addressing the limitations of existing speech generation models in creating immersive auditory experiences that align with the real physical world.…

Sound · Computer Science 2026-02-04 Chengyuan Ma , Jiawei Jin , Ruijie Xiong , Chunxiang Jin , Canxiang Yan , Wenming Yang

In this paper, a joint design of instantaneous channel estimation, beam tracking, and adaptive beamformer construction for a massive multiple-input multiple-output (MIMO) system is proposed. This design focuses on efficiency in terms of…

Information Theory · Computer Science 2023-03-02 Anil Kurt , Gokhan M. Guvensen

Millimeter-wave (mmWave) frequencies promise multi-gigabit connectivity for vehicle-to-everything (V2X) networks, but face challenges in terms of severe path loss and mobility-related beam misalignment. Reliable V2X connectivity requires…

Networking and Internet Architecture · Computer Science 2026-05-07 Avhishek Biswas , Apala Pramanik , Eylem Ekici , Mehmet C. Vuran

Accelerating compute intensive non-real-time beam-forming algorithms in ultrasound imaging using deep learning architectures has been gaining momentum in the recent past. Nonetheless, the complexity of the state-of-the-art deep learning…

Image and Video Processing · Electrical Eng. & Systems 2024-01-17 Abdul Rahoof , Vivek Chaturvedi , Mahesh Raveendranatha Panicker , Muhammad Shafique

This paper investigates the design of analog beamforming at the receiver in millimeter-wave (mmWave) multiple-input multiple-output (MIMO) systems, aided by full digital chains featuring 1-bit ADCs. We advocate utilizing these full digital…

Signal Processing · Electrical Eng. & Systems 2025-02-18 Lina Liu , Weimin Xiao , Jialing Liu , Zhigang Rong

We present an analytical, simulation, and experimental-based study of beamforming Multiple Input Single Output (MISO) systems. We analyze the performance of beamforming MISO systems taking into account implementation complexity and effects…

Information Theory · Computer Science 2016-11-15 Melissa Duarte , Ashutosh Sabharwal , Chris Dick , Raghu Rao

In this paper, randomly-directional beamforming (RDB) is considered for millimeter-wave (mmwave) multi-user (MU) multiple-input single-output (MISO) downlink systems. By using asymptotic techniques, the performance of RDB and the MU gain in…

Information Theory · Computer Science 2015-06-10 Gilwon Lee , Youngchul Sung , Junyeong Seo

In this paper, we propose and evaluate a novel beamforming strategy for directional frame timing synchronization in wideband millimeter-wave (mmWave) systems operating with low-resolution analog-to-digital converters (ADCs). In the employed…

Information Theory · Computer Science 2018-09-11 Dalin Zhu , Ralf Bendlin , Salam Akoum , Arunabha Ghosh , Robert W. Heath

Cardiovascular disease (CVD) is the leading cause of death and premature mortality worldwide, with occupational environments significantly influencing CVD risk, underscoring the need for effective cardiac monitoring and early warning…

Systems and Control · Electrical Eng. & Systems 2024-11-22 Yongyang Tang , Zhe Chen , Ang Li , Tianyue Zheng , Zheng Lin , Jia Xu , Pin Lv , Zhe Sun , Yue Gao

This paper introduces a novel method for transmitting video data over noisy wireless channels with high efficiency and controllability. The method derivates from model division multiple access (MDMA) to extract common semantic features from…

Computational Engineering, Finance, and Science · Computer Science 2023-08-11 Zhicheng Bao , Haotai Liang , Chen Dong , Cong Li , Xiaodong Xu , Ping Zhang

Multiple-input multiple-output (MIMO) radar is a relatively new concept in the field of radar signal processing. Many novel MIMO radar waveforms have been developed by considering various performance metrics and constraints. In this paper,…

Networking and Internet Architecture · Computer Science 2016-11-15 Awais Khawar , Ahmed Abdelhadi , T. Charles Clancy

Brain encoding models not only serve to decipher how visual stimuli are transformed into neural responses, but also represent a critical step toward visual prostheses that restore vision for patients with severe vision disorders. Brain…

Computer Vision and Pattern Recognition · Computer Science 2026-04-30 Ganxi Xu , Zhao-Rong Lai , Yuting Tang , Yonghao Song , Shuyan Zhou , Guoxu Zhou , Boyu Wang , Jian Zhu , Jinyi Long

During raw-data acquisition in CT imaging, diverse factors can degrade the collected sinograms, with undersampling and noise leading to severe artifacts and noise in reconstructed images and compromising diagnostic accuracy. Conventional…

Computer Vision and Pattern Recognition · Computer Science 2025-08-26 Xingyu Ai , Shaoyu Wang , Zhiyuan Jia , Ao Xu , Hongming Shan , Jianhua Ma , Qiegen Liu