English
Related papers

Related papers: OADAT: Experimental and Synthetic Clinical Optoaco…

200 papers

We introduce a fluid-based image augmentation method for medical image analysis. In contrast to existing methods, our framework generates anatomically meaningful images via interpolation from the geodesic subspace underlying given samples.…

Computer Vision and Pattern Recognition · Computer Science 2020-07-07 Zhengyang Shen , Zhenlin Xu , Sahin Olut , Marc Niethammer

Optical coherence tomography angiography (OCTA) is a novel non-invasive imaging modality for the visualisation of microvasculature in vivo that has encountered broad adoption in retinal research. OCTA potential in the assessment of…

Image and Video Processing · Electrical Eng. & Systems 2020-06-02 Ylenia Giarratano , Eleonora Bianchi , Calum Gray , Andrew Morris , Tom MacGillivray , Baljean Dhillon , Miguel O. Bernabeu

Image segmentation beyond predefined categories is a key challenge in remote sensing, where novel and unseen classes often emerge during inference. Open-vocabulary image Segmentation addresses these generalization issues in traditional…

Computer Vision and Pattern Recognition · Computer Science 2025-04-15 Saikat Dutta , Akhil Vasim , Siddhant Gole , Hamid Rezatofighi , Biplab Banerjee

Photoacoustic (PA) imaging has been widely applied in both preclinical and clinical applications. With a significantly increasing number of data acquisition channels, fast and high-quality image reconstruction for real-time PA imaging is an…

Medical Physics · Physics 2024-08-20 Zijian Gao , Yuting Shen , Daohuai Jiang , Fengyu Liu , Feng Gao , Fei Gao

Functional optical imaging in neuroscience is rapidly growing with the development of new optical systems and fluorescence indicators. To realize the potential of these massive spatiotemporal datasets for relating neuronal activity to…

Image and Video Processing · Electrical Eng. & Systems 2022-01-11 Hadas Benisty , Alexander Song , Gal Mishne , Adam S. Charles

Optical coherence tomography (OCT) has stimulated a wide range of medical image-based diagnosis and treatment in fields such as cardiology and ophthalmology. Such applications can be further facilitated by deep learning-based…

Medical Physics · Physics 2023-07-24 Xueshen Li , Zhenxing Dong , Hongshan Liu , Jennifer J. Kang-Mieler , Yuye Ling , Yu Gan

Photoacoustic imaging (PAI) is an emerging biomedical imaging modality capable of providing both high contrast and high resolution of optical and UltraSound (US) imaging. When a short duration laser pulse illuminates the tissue as a target…

Signal Processing · Electrical Eng. & Systems 2018-01-19 Moein Mozaffarzadeh , Ali Mahloojifar , Mahdi Orooji

Medical images may contain various types of artifacts with different patterns and mixtures, which depend on many factors such as scan setting, machine condition, patients' characteristics, surrounding environment, etc. However, existing…

Image and Video Processing · Electrical Eng. & Systems 2021-10-26 Yu-Jen Chen , Yen-Jung Chang , Shao-Cheng Wen , Yiyu Shi , Xiaowei Xu , Tsung-Yi Ho , Meiping Huang , Haiyun Yuan , Jian Zhuang

Optical Coherence Tomography (OCT) is pervasive in both the research and clinical practice of Ophthalmology. However, OCT images are strongly corrupted by noise, limiting their interpretation. Current OCT denoisers leverage assumptions on…

Image and Video Processing · Electrical Eng. & Systems 2020-08-19 Guillaume Gisbert , Neel Dey , Hiroshi Ishikawa , Joel Schuman , James Fishbaugh , Guido Gerig

Multispectral photoacoustic (PA) imaging is a prime modality to monitor hemodynamics and changes in blood oxygenation (sO2). Although sO2 changes can be an indicator of brain activity both in normal and in pathological conditions, PA…

Acousto-optical coherence tomography (AOCT) consists in using random phase jumps on ultrasound and light to achieve a millimeter resolution when imaging thick scattering media. We combined this technique with heterodyne off-axis digital…

Photoacoustic microscopy is becoming an important tool for the biomedical research. It has been widely used in biological researches, such as structural imaging of vasculature, brain structural and functional imaging, and tumor detection.…

Image and Video Processing · Electrical Eng. & Systems 2020-09-09 Xianlin Song , Jianshuang Wei , Lingfang Song

Cell detection is a fundamental task in computational pathology that can be used for extracting high-level medical information from whole-slide images. For accurate cell detection, pathologists often zoom out to understand the tissue-level…

Medical image segmentation is a fundamental task in medical image analysis. Despite that deep convolutional neural networks have gained stellar performance in this challenging task, they typically rely on large labeled datasets, which have…

Computer Vision and Pattern Recognition · Computer Science 2019-12-06 Qikui Zhu , Bo Du , Pingkun Yan

Simulations of three dimensional ultrasound propagation in heterogeneous media are computationally intensive due to the constraints arising from the large size of the domain, which is on the order of hundreds of wavelengths, and the small…

Medical Physics · Physics 2020-03-17 Gianmarco Pinton

Photoacoustic microscopy (PAM) is a novel implementation of photoacoustic imaging (PAI) for visualizing the 3D bio-structure, which is realized by raster scanning of the tissue. However, as three involved critical imaging parameters,…

Image and Video Processing · Electrical Eng. & Systems 2023-08-10 Zhengyuan Zhang , Haoran Jin , Zesheng Zheng , Wenwen Zhang , Wenhao Lu , Feng Qin , Arunima Sharma , Manojit Pramanik , Yuanjin Zheng

The ultra-wide optical coherence tomography angiography (OCTA) has become an important imaging modality in diabetic retinopathy (DR) diagnosis. However, there are few researches focusing on automatic DR analysis using ultra-wide OCTA. In…

Image and Video Processing · Electrical Eng. & Systems 2022-10-04 Junlin Hou , Fan Xiao , Jilan Xu , Yuejie Zhang , Haidong Zou , Rui Feng

In photoacoustic imaging, ultrasound waves generated by a temperature rise after illumination of light absorbing structures are measured on the sample surface. These measurements are then used to reconstruct the optical absorption. We…

Applied Physics · Physics 2018-12-05 Oliver Lang , Peter Kovacs , Christian Motz , Mario Huemer , Thomas Berer , Peter Burgholzer

Photoacoustic imaging systems offer a platform with high resolution to explore body tissues, food, and artwork. On the other hand, plasmonics constitutes a source of resonant heating and thermal expansion to generate acoustic waves.…

Applied Physics · Physics 2022-08-29 Ricardo Martín Abraham-Ekeroth

We use metasurfaces to enable acoustic orbital angular momentum (a-OAM) based multiplexing in real-time, postprocess-free and sensor-scanning-free fashions to improve the bandwidth of acoustic communication, with intrinsic compatibility and…

Applied Physics · Physics 2017-09-01 Xue Jiang , Bin Liang , Jian-chun Cheng , Cheng-Wei Qiu