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Magnetic resonance imaging (MRI) is a potent diagnostic tool for detecting pathological tissues in various diseases. Different MRI sequences have different contrast mechanisms and sensitivities for different types of lesions, which pose…

Computer Vision and Pattern Recognition · Computer Science 2025-05-13 Lijun Yan , Churan Wang , Fangwei Zhong , Yizhou Wang

Melanoma is the most deadly form of skin cancer. Tracking the evolution of nevi and detecting new lesions across the body is essential for the early detection of melanoma. Despite prior work on longitudinal tracking of skin lesions in 3D…

Computer Vision and Pattern Recognition · Computer Science 2024-12-25 Wei-Lun Huang , Minghao Xue , Zhiyou Liu , Davood Tashayyod , Jun Kang , Amir Gandjbakhche , Misha Kazhdan , Mehran Armand

Monitoring treatment response in longitudinal studies plays an important role in clinical practice. Accurately identifying lesions across serial imaging follow-up is the core to the monitoring procedure. Typically this incorporates both…

Computer Vision and Pattern Recognition · Computer Science 2021-04-13 Jinzheng Cai , Youbao Tang , Ke Yan , Adam P. Harrison , Jing Xiao , Gigin Lin , Le Lu

Purpose: Pelvic bone segmentation in CT has always been an essential step in clinical diagnosis and surgery planning of pelvic bone diseases. Existing methods for pelvic bone segmentation are either hand-crafted or semi-automatic and…

Computer Vision and Pattern Recognition · Computer Science 2021-04-02 Pengbo Liu , Hu Han , Yuanqi Du , Heqin Zhu , Yinhao Li , Feng Gu , Honghu Xiao , Jun Li , Chunpeng Zhao , Li Xiao , Xinbao Wu , S. Kevin Zhou

Automatic segmentation of tumor lesions is a critical initial processing step for quantitative PET/CT analysis. However, numerous tumor lesion with different shapes, sizes, and uptake intensity may be distributed in different anatomical…

Image and Video Processing · Electrical Eng. & Systems 2022-09-07 Shaonan Zhong , Junyang Mo , Zhantao Liu

Recent progress in automated PET/CT lesion segmentation using deep learning methods has demonstrated the feasibility of this task. However, tumor lesion detection and segmentation in whole-body PET/CT is still a chal-lenging task. To…

Image and Video Processing · Electrical Eng. & Systems 2023-02-27 Satoshi Kondo , Satoshi Kasai

Longitudinal lesion analysis is crucial for oncological care, yet automated tools often struggle with temporal consistency. While universal lesion segmentation models have advanced, they are typically designed for single time points. This…

Image and Video Processing · Electrical Eng. & Systems 2025-07-28 Niels Rocholl , Ewoud Smit , Mathias Prokop , Alessa Hering

Deep learning (DL) networks have recently been shown to outperform other segmentation methods on various public, medical-image challenge datasets [3,11,16], especially for large pathologies. However, in the context of diseases such as…

Computer Vision and Pattern Recognition · Computer Science 2018-10-18 Tanya Nair , Doina Precup , Douglas L. Arnold , Tal Arbel

Localization of chest pathologies in chest X-ray images is a challenging task because of their varying sizes and appearances. We propose a novel weakly supervised method to localize chest pathologies using class aware deep multiscale…

Computer Vision and Pattern Recognition · Computer Science 2018-08-28 Suman Sedai , Dwarikanath Mahapatra , Zongyuan Ge , Rajib Chakravorty , Rahil Garnavi

Lesion detection in brain Magnetic Resonance Images (MRI) remains a challenging task. State-of-the-art approaches are mostly based on supervised learning making use of large annotated datasets. Human beings, on the other hand, even…

Computer Vision and Pattern Recognition · Computer Science 2018-06-14 Xiaoran Chen , Ender Konukoglu

In radiologists' routine work, one major task is to read a medical image, e.g., a CT scan, find significant lesions, and describe them in the radiology report. In this paper, we study the lesion description or annotation problem. Given a…

Computer Vision and Pattern Recognition · Computer Science 2019-04-30 Ke Yan , Yifan Peng , Veit Sandfort , Mohammadhadi Bagheri , Zhiyong Lu , Ronald M. Summers

Skin cancer is a frequently occurring cancer in the human population, and it is very important to be able to diagnose malignant tumors in the body early. Lesion segmentation is crucial for monitoring the morphological changes of skin…

Image and Video Processing · Electrical Eng. & Systems 2023-09-06 Changlu Guo , Jiangyan Dai , Marton Szemenyei , Yugen Yi

Liver cancer has high morbidity and mortality rates in the world. Multi-phase CT is a main medical imaging modality for detecting/identifying and diagnosing liver tumors. Automatically detecting and classifying liver lesions in CT images…

Image and Video Processing · Electrical Eng. & Systems 2023-06-29 Fakai Wang , Chi-Tung Cheng , Chien-Wei Peng , Ke Yan , Min Wu , Le Lu , Chien-Hung Liao , Ling Zhang

Monitoring the progression of lesions is important for clinical response. Summary statistics such as lesion volume are objective and easy to interpret, which can help clinicians assess lesion growth or decay. CNNs are commonly used in…

Image and Video Processing · Electrical Eng. & Systems 2020-12-01 Kevin Raina

Quantitative molecular imaging is central to treatment response assessment in oncology, yet clinical practice remains largely dominated by patient-level or limited target-lesion criteria that ignore inter-lesion heterogeneity. This…

Medical Physics · Physics 2026-03-25 Fereshteh Yousefirizi , Jean-Mathieu Beauregard , Arman Rahmim

Quantitative computed tomography (QCT) is a standard method to determine bone mineral density (BMD) in the spine. Traditionally single 8 - 10 mm thick slices have been analyzed only. Current spiral CT scanners provide true 3D acquisition…

Computer Vision and Pattern Recognition · Computer Science 2017-05-24 Andre Mastmeyer , Klaus Engelke , Christina Fuchs , Willi Kalender

The segmentation of metastatic bone disease (MBD) in whole-body MRI (WB-MRI) is a challenging problem. Due to varying appearances and anatomical locations of lesions, ambiguous boundaries, and severe class imbalance, obtaining reliable…

Image and Video Processing · Electrical Eng. & Systems 2025-06-25 Joris Wuts , Jakub Ceranka , Nicolas Michoux , Frédéric Lecouvet , Jef Vandemeulebroucke

Automated CT report generation plays a crucial role in improving diagnostic accuracy and clinical workflow efficiency. However, existing methods lack interpretability and impede patient-clinician understanding, while their static nature…

Image and Video Processing · Electrical Eng. & Systems 2025-03-06 Yannian Gu , Wenhui Lei , Hanyu Chen , Xiaofan Zhang , Shaoting Zhang

Fluorodeoxyglucose (FDG) positron emission tomography (PET) combined with computed tomography (CT) is considered the primary solution for detecting some cancers, such as lung cancer and melanoma. Automatic segmentation of tumors in PET/CT…

Image and Video Processing · Electrical Eng. & Systems 2023-09-15 Linghan Cai , Jianhao Huang , Zihang Zhu , Jinpeng Lu , Yongbing Zhang

Detecting lesions in Computed Tomography (CT) scans is a challenging task in medical image processing due to the diverse types, sizes, and locations of lesions. Recently, various one-stage and two-stage framework networks have been…

Computer Vision and Pattern Recognition · Computer Science 2025-06-05 Di Fan , Heng Yu , Zhiyuan Xu