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Liver tumor segmentation in CT images is a critical step in the diagnosis, surgical planning and postoperative evaluation of liver disease. An automatic liver and tumor segmentation method can greatly relieve physicians of the heavy…

Image and Video Processing · Electrical Eng. & Systems 2022-11-16 Jiahao Cui , Ruoxin Xiao , Shiyuan Fang , Minnan Pei , Yixuan Yu

The Colorado Ultraviolet Transit Experiment (CUTE) is a 6U NASA CubeSat carrying on-board a low-resolution (R~2000--3000), near-ultraviolet (2500--3300 {\AA}) spectrograph. It has a rectangular primary Cassegrain telescope to maximize the…

Instrumentation and Methods for Astrophysics · Physics 2020-11-02 Aickara Gopinathan Sreejith , Luca Fossati , Brian T. Fleming , Kevin France , Tommi Koskinen , Arika Egan , Hannah T. Rüdisser , Manfred Steller

Primary tumors have a high likelihood of developing metastases in the liver and early detection of these metastases is crucial for patient outcome. We propose a method based on convolutional neural networks (CNN) to detect liver metastases.…

Image and Video Processing · Electrical Eng. & Systems 2019-10-16 Mariëlle J. A. Jansen , Hugo J. Kuijf , Maarten Niekel , Wouter B. Veldhuis , Frank J. Wessels , Max A. Viergever , Josien P. W. Pluim

This research presents an advanced AI-powered ultrasound imaging system that incorporates real-time image processing, organ tracking, and voice commands to enhance the efficiency and accuracy of diagnoses in clinical practice. Traditional…

Image and Video Processing · Electrical Eng. & Systems 2024-11-21 Emad Mohamed , Shruti Tiwari , Sheena Christabel Pravin

Cone Beam CT plays an important role in many medical fields nowadays, but the potential of this imaging modality is hampered by lower image quality compared to the conventional CT. A lot of recent research has been directed towards…

Medical Physics · Physics 2023-11-01 Nikita Moriakov , Jan-Jakob Sonke , Jonas Teuwen

We present here the signal-to-noise (S/N) calculator developed for the Colorado Ultraviolet Transit Experiment (CUTE) mission. CUTE is a 6U CubeSat operating in the near-ultraviolet (NUV) observing exoplanetary transits to study their upper…

Instrumentation and Methods for Astrophysics · Physics 2023-05-10 A. G. Sreejith , Luca Fossati , P. E. Cubillos , S Ambily , Brian Fleming , Kevin France

The global pandemic of the novel coronavirus disease 2019 (COVID-19) has put tremendous pressure on the medical system. Imaging plays a complementary role in the management of patients with COVID-19. Computed tomography (CT) and chest X-ray…

Image and Video Processing · Electrical Eng. & Systems 2021-12-21 Hui Che , Jared Radbel , Jag Sunderram , John L. Nosher , Vishal M. Patel , Ilker Hacihaliloglu

Precise segmentation of the liver is critical for computer-aided diagnosis such as pre-evaluation of the liver for living donor-based transplantation surgery. This task is challenging due to the weak boundaries of organs, countless…

Image and Video Processing · Electrical Eng. & Systems 2021-09-06 Supriti Mulay , Deepika G , Jeevakala S , Keerthi Ram , Mohanasankar Sivaprakasam

Pulmonary nodule detection plays an important role in lung cancer screening with low-dose computed tomography (CT) scans. It remains challenging to build nodule detection deep learning models with good generalization performance due to…

Computer Vision and Pattern Recognition · Computer Science 2020-02-10 Yuemeng Li , Yong Fan

Recent advances in using quantitative ultrasound (QUS) methods have provided a promising framework to non-invasively and inexpensively monitor or predict the effectiveness of therapeutic cancer responses. One of the earliest steps in using…

Computer Vision and Pattern Recognition · Computer Science 2017-01-16 Mehrdad J. Gangeh , Hamid R. Tizhoosh , Kan Wu , Dun Huang , Hadi Tadayyon , Gregory J. Czarnota

In medical imaging, organ/pathology segmentation models trained on current publicly available and fully-annotated datasets usually do not well-represent the heterogeneous modalities, phases, pathologies, and clinical scenarios encountered…

Image and Video Processing · Electrical Eng. & Systems 2021-07-21 Ashwin Raju , Chi-Tung Cheng , Yunakai Huo , Jinzheng Cai , Junzhou Huang , Jing Xiao , Le Lu , ChienHuang Liao , Adam P Harrison

Ultrasound images are one of the most widely used techniques in clinical settings to analyze and detect different organs for study or diagnoses of diseases. The dependence on subjective opinions of experts such as radiologists calls for an…

Image and Video Processing · Electrical Eng. & Systems 2019-11-25 Ruturaj Gole , Haixia Wu , Subho Ghose

In computational imaging, hardware for signal sampling and software for object reconstruction are designed in tandem for improved capability. Examples of such systems include computed tomography (CT), magnetic resonance imaging (MRI), and…

Image and Video Processing · Electrical Eng. & Systems 2022-11-01 Andrew Olsen , Yolanda Hu , Vidya Ganapati

Ultra High Frequency Ultrasound (UHFUS) enables the visualization of highly deformable small and medium vessels in the hand. Intricate vessel-based measurements, such as intimal wall thickness and vessel wall compliance, require…

Computer Vision and Pattern Recognition · Computer Science 2018-07-25 Tejas Sudharshan Mathai , Lingbo Jin , Vijay Gorantla , John Galeotti

We describe a novel, two-stage computer assistance system for lung anomaly detection using ultrasound imaging in the intensive care setting to improve operator performance and patient stratification during coronavirus pandemics. The…

Ultrasound tomography generally struggles to reconstruct high-contrast and/or extended-range problems. A prime example is site-specific in-vivo bone imaging, crucial for accurately assessing the risk of life-threatening fractures, which are…

Image and Video Processing · Electrical Eng. & Systems 2024-05-07 Aaron Chung-Jukko , Peter Huthwaite

Freehand 3D ultrasound (US) imaging using conventional 2D probes offers flexibility and accessibility for diverse clinical applications but faces challenges in accurate probe pose estimation. Traditional methods depend on costly tracking…

Robotics · Computer Science 2025-10-20 Yameng Zhang , Dianye Huang , Max Q. -H. Meng , Nassir Navab , Zhongliang Jiang

Video Capsule Endoscopy (VCE) is a promising method for improving the medical examination of the small intestine in the gastrointestinal tract. A key challenge is their limited size, resulting in a short battery lifetime which conflicts…

Computer Vision and Pattern Recognition · Computer Science 2026-04-30 Oliver Bause , Jörg Gamerdinger , Julia Werner , Oliver Bringmann

Medical imaging is vital in computer assisted intervention. Particularly cone beam computed tomography (CBCT) with defacto real time and mobility capabilities plays an important role. However, CBCT images often suffer from artifacts, which…

Computer Vision and Pattern Recognition · Computer Science 2024-07-23 Maximilian E. Tschuchnig , Philipp Steininger , Michael Gadermayr

Digital image plays a vital role in the early detection of cancers, such as prostate cancer, breast cancer, lungs cancer, cervical cancer. Ultrasound imaging method is also suitable for early detection of the abnormality of fetus. The…

Computer Vision and Pattern Recognition · Computer Science 2022-04-21 Vidhi Rawat , Alok Jain , Vibhakar Shrimali