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Mid-infrared absorption spectroscopy is a well-established technique for non-destructive quantitative molecular analysis. Waveguide-integrated sensors provide a particularly compact solution operating with reduced sample volumes while…

光学 · 物理学 2024-08-16 Antonia Torres-Cubillo , Andrea Teuber , Robert Halir , Boris Mizaikoff

Lesion volume is an important predictor for prognosis in breast cancer. We make a step towards a more accurate lesion volume measurement on digital mammograms by developing a model that allows to estimate lesion volumes on processed…

Deep intracranial tumors situated in eloquent brain regions controlling vital functions present critical diagnostic challenges. Clinical practice has shifted toward stereotactic biopsy for pathological confirmation before treatment. Yet…

计算机视觉与模式识别 · 计算机科学 2026-02-26 Xinzhe Luo , Shuai Shao , Yan Wang , Jiangtao Wang , Yutong Bai , Jianguo Zhang

Glioblastoma, the most aggressive primary brain tumor, poses a severe clinical challenge due to its diffuse microscopic infiltration, which remains largely undetected on standard MRI. As a result, current radiotherapy planning employs a…

Objective: Accurate visual classification of bladder tissue during Trans-Urethral Resection of Bladder Tumor (TURBT) procedures is essential to improve early cancer diagnosis and treatment. During TURBT interventions, White Light Imaging…

Ultrasound imaging plays a critical role in the early detection of breast cancer. Accurate identification and segmentation of lesions are essential steps in clinical practice, requiring methods to assist physicians in lesion segmentation.…

计算机视觉与模式识别 · 计算机科学 2024-05-24 Xin Yue , Xiaoling Liu , Qing Zhao , Jianqiang Li , Changwei Song , Suqin Liu , Zhikai Yang , Guanghui Fu

In surgical oncology, it is challenging for surgeons to identify lymph nodes and completely resect cancer even with pre-operative imaging systems like PET and CT, because of the lack of reliable intraoperative visualization tools.…

图像与视频处理 · 电气工程与系统科学 2023-07-10 Baoru Huang , Yicheng Hu , Anh Nguyen , Stamatia Giannarou , Daniel S. Elson

Although several optical techniques have been recently developed in order to overcome the resolution limit in microscopy, the imaging of sub-wavelength features is still a real challenge. In practise, super-resolution techniques remain…

物理教育 · 物理学 2019-07-24 Stephane Perrin , Keshia Badu , Paul Montgomery , Sylvain Lecler

High resolution transcranial ultrasound imaging in humans has been a persistent challenge for ultrasound due to the imaging degradation effects from aberration and reverberation. These mechanisms depend strongly on skull morphology and they…

医学物理 · 物理学 2018-11-28 Danai E. Soulioti , David Espíndola , Paul A. Dayton , Gianmarco Pinton

Bladder cancer is widely spread in the world. Many adequate diagnosis techniques exist. Video-endoscopy remains the standard clinical procedure for visual exploration of the bladder internal surface. However, video-endoscopy presents the…

计算机视觉与模式识别 · 计算机科学 2015-04-30 Achraf Ben-Hamadou , Charles Soussen , Walter Blondel , Christian Daul , Didier Wolf

Accurate segmentation of breast tumors in magnetic resonance images (MRI) is essential for breast cancer diagnosis, yet existing methods face challenges in capturing irregular tumor shapes and effectively integrating local and global…

图像与视频处理 · 电气工程与系统科学 2025-09-22 Yue Zhang , Jiahua Dong , Chengtao Peng , Qiuli Wang , Dan Song , Guiduo Duan

Endomicroscopy is indispensable for minimally invasive diagnostics in clinical practice. For optical keyhole monitoring of surgical interventions, high-resolution fiber endoscopic imaging is considered to be very promising, especially in…

Breast X-ray CT imaging is being considered in screening as an extension to mammography. As a large fraction of the population will be exposed to radiation, low-dose imaging is essential. Iterative image reconstruction based on solving an…

医学物理 · 物理学 2011-11-14 Jakob H. Jørgensen , Emil Y. Sidky , Xiaochuan Pan

Breast-conserving surgery (BCS) aims to completely remove malignant lesions while maximizing healthy tissue preservation. Intraoperative margin assessment is essential to achieve a balance between thorough cancer resection and tissue…

图像与视频处理 · 电气工程与系统科学 2026-01-16 Pouya Afshin , David Helminiak , Tongtong Lu , Tina Yen , Julie M. Jorns , Mollie Patton , Bing Yu , Dong Hye Ye

Automatic segmentation of breast tumors from the ultrasound images is essential for the subsequent clinical diagnosis and treatment plan. Although the existing deep learning-based methods have achieved significant progress in automatic…

图像与视频处理 · 电气工程与系统科学 2023-10-24 Xing Yang , Jian Zhang , Qijian Chen , Li Wang , Lihui Wang

Accurate identification of breast masses is crucial in diagnosing breast cancer; however, it can be challenging due to their small size and being camouflaged in surrounding normal glands. Worse still, it is also expensive in clinical…

计算机视觉与模式识别 · 计算机科学 2025-06-24 Xinyu Xiong , Churan Wang , Wenxue Li , Guanbin Li

Objective: Breast tissue is mainly a mixture of adipose and fibro-glandular tissue. Cancer risk and risk of undetected breast cancer increases with the amount of glandular tissue in the breast. Therefore, radiologists must report the total…

医学物理 · 物理学 2023-10-12 Bryce J. Smith , Joyoni Dey , Lacey Medlock , David Solis , Krystal Kirby

Liver tumour ablation presents a significant clinical challenge: whilst tumours are clearly visible on pre-operative MRI, they are often effectively invisible on intra-operative CT due to minimal contrast between pathological and healthy…

图像与视频处理 · 电气工程与系统科学 2026-02-24 Budhaditya Mukhopadhyay , Chirag Mandal , Pavan Tummala , Naghmeh Mahmoodian , Andreas Nürnberger , Soumick Chatterjee

Lymphoid infiltration at tumor margins is a key prognostic marker in solid tumors, playing a crucial role in guiding immunotherapy decisions. Current assessment methods, heavily reliant on immunohistochemistry (IHC), face challenges in…

计算机视觉与模式识别 · 计算机科学 2024-07-24 Zhuxian Guo , Amine Marzouki , Jean-François Emile , Henning Müller , Camille Kurtz , Nicolas Loménie

We propose and demonstrate a spatial partition method for the high-frequency photo-response of superconducting devices correlated with inductive and resistive changes in microwave impedance. Using a laser scanning microscope, we show that…

超导电性 · 物理学 2009-09-14 Alexander P. Zhuravel , Steven M. Anlage , Alexey V. Ustinov