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Radio frequency fingerprint identification (RFFI) is becoming increasingly popular, especially in applications with constrained power, such as the Internet of Things (IoT). Due to subtle manufacturing variations, wireless devices have…

信号处理 · 电气工程与系统科学 2024-10-11 Lu Yang , Seyit Camtepe , Yansong Gao , Vicky Liu , Dhammika Jayalath

Fetal functional Magnetic Resonance Imaging (fMRI) has emerged as a powerful tool for investigating brain development in utero, holding promise for generating developmental disease biomarkers and supporting prenatal diagnosis. However, to…

The recent advances in deep learning indicate significant progress in the field of single image super-resolution. With the advent of these techniques, high-resolution image with high peak signal to noise ratio (PSNR) and excellent…

图像与视频处理 · 电气工程与系统科学 2020-04-09 Meenu Ajith , Aswathy Rajendra Kurup , Manel Martínez-Ramón

This paper presents a novel method for classifying radio frequency (RF) devices from their transmission signals. Given a collection of signals from identical devices, we accurately classify both the distance of the transmission and the…

信号处理 · 电气工程与系统科学 2020-10-13 Ryan M. Dreifuerst , Andrew Graff , Sidharth Kumar , Clive Unger , Dylan Bray

Magnetic Resonance Imaging (MRI) is a crucial medical imaging technology for the screening and diagnosis of frequently occurring cancers. However image quality may suffer by long acquisition times for MRIs due to patient motion, as well as…

计算机视觉与模式识别 · 计算机科学 2015-12-29 Edward Li , Farzad Khalvati , Mohammad Javad Shafiee , Masoom A. Haider , Alexander Wong

Magnetic Resonance Imaging (MRI) is a widely used medical imaging technique, but its long acquisition time can be a limiting factor in clinical settings. To address this issue, researchers have been exploring ways to reduce the acquisition…

计算机视觉与模式识别 · 计算机科学 2024-04-09 Pu Yang , Bin Dong

This paper proposes an audio fingerprinting model with holographic reduced representation (HRR). The proposed method reduces the number of stored fingerprints, whereas conventional neural audio fingerprinting requires many fingerprints for…

音频与语音处理 · 电气工程与系统科学 2024-06-21 Yusuke Fujita , Tatsuya Komatsu

Magnetic resonance imaging (MRI) is widely used for screening, diagnosis, image-guided therapy, and scientific research. A significant advantage of MRI over other imaging modalities such as computed tomography (CT) and nuclear imaging is…

图像与视频处理 · 电气工程与系统科学 2020-02-20 Qing Lyu , Hongming Shan , Ge Wang

Magnetic Resonance Imaging (MRI) has become an important technique in the clinic for the visualization, detection, and diagnosis of various diseases. However, one bottleneck limitation of MRI is the relatively slow data acquisition process.…

图像与视频处理 · 电气工程与系统科学 2022-11-28 Xue Liu , Juan Zou , Xiawu Zheng , Cheng Li , Hairong Zheng , Shanshan Wang

Magnetic Resonance Imaging (MRI) is a powerful medical imaging modality, but unfortunately suffers from long scan times which, aside from increasing operational costs, can lead to image artifacts due to patient motion. Motion during the…

图像与视频处理 · 电气工程与系统科学 2023-10-02 Brett Levac , Sidharth Kumar , Ajil Jalal , Jonathan I. Tamir

Nuclear magnetic resonance (NMR) spectroscopy serves as an indispensable tool in chemistry and biology but often suffers from long experimental time. We present a proof-of-concept of application of deep learning and neural network for…

医学物理 · 物理学 2019-05-15 Xiaobo Qu , Yihui Huang , Hengfa Lu , Tianyu Qiu , Di Guo , Tatiana Agback , Vladislav Orekhov , Zhong Chen

Purpose: To introduce a novel deep learning based approach for fast and high-quality dynamic multi-coil MR reconstruction by learning a complementary time-frequency domain network that exploits spatio-temporal correlations simultaneously…

图像与视频处理 · 电气工程与系统科学 2021-06-21 Chen Qin , Jinming Duan , Kerstin Hammernik , Jo Schlemper , Thomas Küstner , René Botnar , Claudia Prieto , Anthony N. Price , Joseph V. Hajnal , Daniel Rueckert

Purpose: Magnetization transfer (MT) and inhomogeneous MT (ihMT) contrasts are used in MRI to provide information about macromolecular tissue content. In particular, MT is sensitive to macromolecules and ihMT appears to be specific to…

We propose to simultaneously learn to sample and reconstruct magnetic resonance images (MRI) to maximize the reconstruction quality given a limited sample budget, in a self-supervised setup. Unlike existing deep methods that focus only on…

计算机视觉与模式识别 · 计算机科学 2019-01-16 Kyong Hwan Jin , Michael Unser , Kwang Moo Yi

The goals of functional Magnetic Resonance Imaging (fMRI) include high spatial and temporal resolutions with a high signal-to-noise ratio (SNR). To simultaneously improve spatial and temporal resolutions and maintain the high SNR advantage…

图像与视频处理 · 电气工程与系统科学 2024-07-10 Shouchang Guo

Neural Radiance Fields (NeRFs) have emerged as a standard framework for representing 3D scenes and objects, introducing a novel data type for information exchange and storage. Concurrently, significant progress has been made in multimodal…

计算机视觉与模式识别 · 计算机科学 2024-04-12 Francesco Ballerini , Pierluigi Zama Ramirez , Roberto Mirabella , Samuele Salti , Luigi Di Stefano

In quantitative Magnetic Resonance Imaging, traditional methods suffer from the so-called Partial Volume Effect (PVE) due to spatial resolution limitations. As a consequence of PVE, the parameters of the voxels containing more than one…

图像与视频处理 · 电气工程与系统科学 2019-07-30 Roberto Duarte , Audrey Repetti , Pedro A. Gómez , Mike Davies , Yves Wiaux

Fetal magnetic resonance imaging (MRI) is challenged by uncontrollable, large, and irregular fetal movements. It is, therefore, performed through visual monitoring of fetal motion and repeated acquisitions to ensure diagnostic-quality…

图像与视频处理 · 电气工程与系统科学 2020-06-09 Ayush Singh , Seyed Sadegh Mohseni Salehi , Ali Gholipour

Multi-modal MRI offers valuable complementary information for diagnosis and treatment; however, its utility is limited by prolonged scanning times. To accelerate the acquisition process, a practical approach is to reconstruct images of the…

图像与视频处理 · 电气工程与系统科学 2024-07-09 Jing Zou , Lanqing Liu , Qi Chen , Shujun Wang , Zhanli Hu , Xiaohan Xing , Jing Qin

We propose Multi-spectral Neural Radiance Fields(Spec-NeRF) for jointly reconstructing a multispectral radiance field and spectral sensitivity functions(SSFs) of the camera from a set of color images filtered by different filters. The…

图像与视频处理 · 电气工程与系统科学 2023-10-23 Jiabao Li , Yuqi Li , Ciliang Sun , Chong Wang , Jinhui Xiang