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For compression fracture detection and evaluation, an automatic X-ray image segmentation technique that combines deep-learning and level-set methods is proposed. Automatic segmentation is much more difficult for X-ray images than for CT or…

医学物理 · 物理学 2019-04-17 Kang Cheol Kim , Hyun Cheol Cho , Tae Jun Jang , Jong Mun Choi , Jin Keun Seo

Deep neural networks have set the state-of-the-art in computer vision tasks such as bounding box detection and semantic segmentation. Object detectors and segmentation models assign confidence scores to predictions, reflecting the model's…

计算机视觉与模式识别 · 计算机科学 2026-03-16 Tobias J. Riedlinger , Kira Maag , Hanno Gottschalk

Due to imaging artifacts and low signal-to-noise ratio in ultrasound images, automatic bone surface segmentation networks often produce fragmented predictions that can hinder the success of ultrasound-guided computer-assisted surgical…

图像与视频处理 · 电气工程与系统科学 2022-06-20 Aimon Rahman , Wele Gedara Chaminda Bandara , Jeya Maria Jose Valanarasu , Ilker Hacihaliloglu , Vishal M Patel

Detecting anatomical landmarks in medical imaging is essential for diagnosis and intervention guidance. However, object detection models rely on costly bounding box annotations, limiting scalability. Weakly Semi-Supervised Object Detection…

计算机视觉与模式识别 · 计算机科学 2026-01-21 Adrien Meyer , Didier Mutter , Nicolas Padoy

To enable a deep learning-based system to be used in the medical domain as a computer-aided diagnosis system, it is essential to not only classify diseases but also present the locations of the diseases. However, collecting instance-level…

计算机视觉与模式识别 · 计算机科学 2021-01-26 Hyun-Woo Kim , Hong-Gyu Jung , Seong-Whan Lee

As with other deep learning methods, label quality is important for learning modern convolutional object detectors. However, the potentially large number and wide diversity of object instances that can be found in complex image scenes makes…

计算机视觉与模式识别 · 计算机科学 2020-11-03 Yuewei Yang , Kevin J Liang , Lawrence Carin

Purpose: The purpose is to design a novelty automatic diagnostic method for osteoporosis screening by using the potential capability of convolutional neural network (CNN) in feature representation and extraction, which can be incorporated…

医学物理 · 物理学 2019-10-16 Chao Tang , Wenkun Zhang , Haiting Li , Lei Li , Ziheng Li , Ailong Cai , Linyuan Wang , Dapeng Shi , Bin Yan

The following paper proposes two contour-based fracture detection schemes. The development of the contour-based fracture is based on the line-based fracture detection schemes proposed in arXiv:1902.07458. Existing Computer Aided Diagnosis…

计算机视觉与模式识别 · 计算机科学 2019-02-22 Alice Yi Yang , Ling Cheng

Knee osteoporosis weakens the bone tissue in the knee joint, increasing fracture risk. Early detection through X-ray images enables timely intervention and improved patient outcomes. While some researchers have focused on diagnosing knee…

图像与视频处理 · 电气工程与系统科学 2024-12-13 Ayesha Siddiqua , Rakibul Hasan , Anichur Rahman , Abu Saleh Musa Miah

Whole-body CT is used for multi-trauma patients in the search of any and all injuries. Since an initial assessment needs to be rapid and the search for lesions is done for the whole body, very little time can be allocated for the inspection…

计算机视觉与模式识别 · 计算机科学 2024-08-21 Antoine P. Sanner , Nils F. Grauhan , Marc A. Brockmann , Ahmed E. Othman , Anirban Mukhopadhyay

Given an image, we would like to learn to detect objects belonging to particular object categories. Common object detection methods train on large annotated datasets which are annotated in terms of bounding boxes that contain the object of…

计算机视觉与模式识别 · 计算机科学 2016-11-30 Soumya Roy , Vinay P. Namboodiri , Arijit Biswas

Navigation for thoracoabdominal puncture surgery is used to locate the needle entry point on the patient's body surface. The traditional reflective ball navigation method is difficult to position the needle entry point on the soft,…

计算机视觉与模式识别 · 计算机科学 2024-04-16 Zezhao Guo , Yanzhong Guo , Zhanfang Zhao

Methods to detect malignant lesions from screening mammograms are usually trained with fully annotated datasets, where images are labelled with the localisation and classification of cancerous lesions. However, real-world screening…

Between $15\,\%$ and $45\,\%$ of children experience a fracture during their growth years, making accurate diagnosis essential. Fracture morphology, alongside location and fragment angle, is a key diagnostic feature. In this work, we…

计算机视觉与模式识别 · 计算机科学 2025-12-17 Cassandra Krause , Mattias P. Heinrich , Ron Keuth

Reliable vertebrae annotations are key to perform analysis of spinal X-ray images. However, obtaining annotation of vertebrae from those images is usually carried out manually due to its complexity (i.e. small structures with varying…

图像与视频处理 · 电气工程与系统科学 2023-02-08 Yao Chen , Yuanhan Mo , Aimee Readie , Gregory Ligozio , Indrajeet Mandal , Faiz Jabbar , Thibaud Coroller , Bartlomiej W. Papiez

In this paper, a parts based loss is considered for finetune registering knee joint areas. Here the parts are defined as abstract feature vectors with location and they are automatically selected from a reference image. For a test image the…

计算机视觉与模式识别 · 计算机科学 2023-07-04 Juha Tiirola

In this work a novel approach for weakly supervised object detection that incorporates pointwise mutual information is presented. A fully convolutional neural network architecture is applied in which the network learns one filter per object…

计算机视觉与模式识别 · 计算机科学 2018-01-29 Rene Grzeszick , Sebastian Sudholt , Gernot A. Fink

In recent years, anomaly detection has become an essential field in medical image analysis. Most current anomaly detection methods for medical images are based on image reconstruction. In this work, we propose a novel anomaly detection…

计算机视觉与模式识别 · 计算机科学 2023-01-20 Florentin Bieder , Julia Wolleb , Robin Sandkühler , Philippe C. Cattin

Bones are always wrapped by soft tissues. As a result, bones in their X-ray images are obscured and become unclear. In this paper, we tackle this problem and propose a novel task to virtually decompose the soft tissue and bone by image…

图像与视频处理 · 电气工程与系统科学 2020-07-30 Yuanhao Gong

Early detection and segmentation of skin lesions is crucial for timely diagnosis and treatment, necessary to improve the survival rate of patients. However, manual delineation is time consuming and subject to intra- and inter-observer…

计算机视觉与模式识别 · 计算机科学 2019-02-26 Sulaiman Vesal , Shreyas Malakarjun Patil , Nishant Ravikumar , Andreas Maier