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Ultrasound image compression by preserving speckle-based key information is a challenging task. In this paper, we introduce an ultrasound image compression framework with the ability to retain realism of speckle appearance despite achieving…

计算机视觉与模式识别 · 计算机科学 2019-01-18 Debarghya China , Francis Tom , Sumanth Nandamuri , Aupendu Kar , Mukundhan Srinivasan , Pabitra Mitra , Debdoot Sheet

Image fusion aims to integrate complementary information from multiple source images to produce a more informative and visually consistent representation, benefiting both human perception and downstream vision tasks. Despite recent…

计算机视觉与模式识别 · 计算机科学 2026-03-17 Xingyuan Li , Songcheng Du , Yang Zou , HaoYuan Xu , Zhiying Jiang , Jinyuan Liu

In real-world scenarios, images captured often suffer from blurring, noise, and other forms of image degradation, and due to sensor limitations, people usually can only obtain low dynamic range images. To achieve high-quality images,…

计算机视觉与模式识别 · 计算机科学 2024-04-23 Kangzhen Yang , Tao Hu , Kexin Dai , Genggeng Chen , Yu Cao , Wei Dong , Peng Wu , Yanning Zhang , Qingsen Yan

Thanks to its capability of acquiring full-view frames at multiple kilohertz, ultrafast ultrasound imaging unlocked the analysis of rapidly changing physical phenomena in the human body, with pioneering applications such as ultrasensitive…

图像与视频处理 · 电气工程与系统科学 2020-12-22 Dimitris Perdios , Manuel Vonlanthen , Florian Martinez , Marcel Arditi , Jean-Philippe Thiran

In recent years, diverging-wave (DW) ultrasound imaging has become a very promising methodology for cardiovascular imaging due to its high temporal resolution. However, if they are limited in number, DW transmits provide lower image quality…

图像与视频处理 · 电气工程与系统科学 2020-03-25 Jingfeng Lu , Fabien Millioz , Damien Garcia , Sebastien Salles , Wanyu Liu , Denis Friboulet

Ultrasound (US) imaging is an indispensable tool for diagnostic imaging, particularly given its cost, safety, and portability profiles compared to other modalities. However, US is challenged in subjects with morphological heterogeneity…

信号处理 · 电气工程与系统科学 2025-08-19 Scott Schoen , Brian Lause , Marko Jakovljevic , Rimon Tadross , Mike Washburn , Anthony E. Samir

Cardiovascular magnetic resonance (CMR) imaging is the gold standard for diagnosing several heart diseases due to its non-invasive nature and proper contrast. MR imaging is time-consuming because of signal acquisition and image formation…

图像与视频处理 · 电气工程与系统科学 2025-04-29 Kian Anvari Hamedani , Narges Razizadeh , Shahabedin Nabavi , Mohsen Ebrahimi Moghaddam

Ultrafast lasers have become one of the most powerful tools in coherent nonlinear optical spectroscopy. Short pulses enable direct observation of fast molecular dynamics, whereas broad spectral bandwidth offers ways of controlling nonlinear…

化学物理 · 物理学 2015-05-13 X. G. Xu , S. O. Konorov , J. W. Hepburn , V. Milner

Cardiac contraction is a rapid, coordinated process that unfolds across three-dimensional tissue on millisecond timescales. Traditional optical imaging is often inadequate for capturing dynamic cellular structure in the beating heart…

计算机视觉与模式识别 · 计算机科学 2025-11-06 Yi Gong , Xinyuan Zhang , Jichen Chai , Yichen Ding , Yifei Lou

In this paper, we consider the color-plus-mono dual-camera system and propose an end-to-end convolutional neural network to align and fuse images from it in an efficient and cost-effective way. Our method takes cross-domain and cross-scale…

计算机视觉与模式识别 · 计算机科学 2022-09-08 Yaping Zhao , Haitian Zheng , Mengqi Ji , Ruqi Huang

Unified models aim to support both understanding and generation by encoding images into discrete tokens and processing them alongside text within a single autoregressive framework. This unified design offers architectural simplicity and…

计算机视觉与模式识别 · 计算机科学 2026-03-13 Ziyao Wang , Chen Chen , Jingtao Li , Weiming Zhuang , Jiabo Huang , Ang Li , Lingjuan Lyu

In most state-of-the-art hashing-based visual search systems, local image descriptors of an image are first aggregated as a single feature vector. This feature vector is then subjected to a hashing function that produces a binary hash code.…

计算机视觉与模式识别 · 计算机科学 2017-04-05 Thanh-Toan Do , Dang-Khoa Le Tan , Trung T. Pham , Ngai-Man Cheung

In clinical practice, medical segmentation datasets are often limited and heterogeneous, with variations in modalities, protocols, and anatomical targets across institutions. Existing deep learning models struggle to jointly learn from such…

计算机视觉与模式识别 · 计算机科学 2026-01-22 Weiwei Ma , Xiaobing Yu , Peijie Qiu , Jin Yang , Pan Xiao , Xiaoqi Zhao , Xiaofeng Liu , Tomo Miyazaki , Shinichiro Omachi , Yongsong Huang

Electrocardiogram (ECG)-based biometric recognition has emerged as a promising solution for secure authentication and liveness detection. However, most existing methods rely on unimodal deep learning architectures that independently process…

计算机视觉与模式识别 · 计算机科学 2026-05-19 Arioua , Islameddine , Benzaoui , Amir , Zeroual , Abdelhafid , Houam , Lotfi

Spectral unmixing methods incorporating spatial regularizations have demonstrated increasing interest. Although spatial regularizers which promote smoothness of the abundance maps have been widely used, they may overly smooth these maps…

图像与视频处理 · 电气工程与系统科学 2018-08-01 Tatsumi Uezato , Mathieu Fauvel , Nicolas Dobigeon

Recently, a method of recording holograms of coherently illuminated three-dimensional scene without two-wave interference was demonstrated. The method is an extension of the coded aperture correlation holography from incoherent to coherent…

光学 · 物理学 2023-07-19 Nathaniel Hai , Joseph Rosen

Intraoperative optical imaging is essential for surgical precision and patient safety, but current systems present anatomical and fluorescence information separately, causing delays and increasing cognitive load. A unified system for…

The discovery and understanding of many ultrafast dynamical processes are often invaluable. This paper is the first report to apply optical parametric amplification to implement single-shot ultrafast imaging with high space and time…

A hybrid imaging system consisting of a standard CT scanner and a low-profile photon-counting detector insert in contact with the patient's body has been used to produce ultrahigh-resolution images in a limited volume in chest scans of…

医学物理 · 物理学 2022-09-05 Dakota H. King , Eric E. Bennett , Dumitru Mazilu , Muyang Wang , Marcus Y. Chen , Han Wen

Increasing popularity of high-dynamic-range (HDR) image and video content brings the need for metrics that could predict the severity of image impairments as seen on displays of different brightness levels and dynamic range. Such metrics…

图像与视频处理 · 电气工程与系统科学 2021-05-12 Aliaksei Mikhailiuk , Maria Perez-Ortiz , Dingcheng Yue , Wilson Suen , Rafal K. Mantiuk