English
Related papers

Related papers: Bones Can't Be Triangles: Accurate and Efficient V…

200 papers

The vertebral levels of the spine provide a useful coordinate system when making measurements of plaque, muscle, fat, and bone mineral density. Correctly classifying vertebral levels with high accuracy is challenging due to the similar…

Image and Video Processing · Electrical Eng. & Systems 2020-10-08 Daniel C. Elton , Veit Sandfort , Perry J. Pickhardt , Ronald M. Summers

We propose the first direct end-to-end multi-person pose estimation framework, termed DirectPose. Inspired by recent anchor-free object detectors, which directly regress the two corners of target bounding-boxes, the proposed framework…

Computer Vision and Pattern Recognition · Computer Science 2019-11-26 Zhi Tian , Hao Chen , Chunhua Shen

Osteoporosis is a common condition that increases fracture risk, especially in older adults. Early diagnosis is vital for preventing fractures, reducing treatment costs, and preserving mobility. However, healthcare providers face challenges…

Computer Vision and Pattern Recognition · Computer Science 2025-10-21 Mehdi Hosseini Chagahi , Saeed Mohammadi Dashtaki , Niloufar Delfan , Nadia Mohammadi , Farshid Rostami Pouria , Behzad Moshiri , Md. Jalil Piran , Oliver Faust

The paper deals with the a posteriori error analysis of a virtual element method for the Steklov eigenvalue problem. The virtual element method has the advantage of using general polygonal meshes, which allows implementing very efficiently…

Numerical Analysis · Mathematics 2016-09-26 David Mora , Gonzalo Rivera , Rodolfo Rodríguez

We introduce BenchBot, a novel software suite for benchmarking the performance of robotics research across both photorealistic 3D simulations and real robot platforms. BenchBot provides a simple interface to the sensorimotor capabilities of…

Robotics · Computer Science 2020-08-04 Ben Talbot , David Hall , Haoyang Zhang , Suman Raj Bista , Rohan Smith , Feras Dayoub , Niko Sünderhauf

Simulations of many rigid bodies colliding with each other sometimes yield particularly interesting results if the colliding objects differ significantly in size and are non-spherical. The most expensive part within such a simulation code…

Computational Geometry · Computer Science 2022-10-21 Peter J. Noble , Tobias Weinzierl

Recently, human pose estimation mainly focuses on how to design a more effective and better deep network structure as human features extractor, and most designed feature extraction networks only introduce the position of each anatomical…

Computer Vision and Pattern Recognition · Computer Science 2022-12-06 Zhangjian Ji , Zilong Wang , Ming Zhang , Yapeng Chen , Yuhua Qian

In the rapidly advancing domain of computer vision, accurately estimating the poses of multiple individuals from various viewpoints remains a significant challenge, especially when reliability is a key requirement. This paper introduces a…

Computer Vision and Pattern Recognition · Computer Science 2025-03-10 Daniel Bermuth , Alexander Poeppel , Wolfgang Reif

We present a novel learned keypoint detection method designed to maximize the number of correct matches for the task of non-rigid image correspondence. Our training framework uses true correspondences, obtained by matching annotated image…

Computer Vision and Pattern Recognition · Computer Science 2022-12-20 Welerson Melo , Guilherme Potje , Felipe Cadar , Renato Martins , Erickson R. Nascimento

Interactive object cutout tools are the cornerstone of the image editing workflow. Recent deep-learning based interactive segmentation algorithms have made significant progress in handling complex images and rough binary selections can…

Computer Vision and Pattern Recognition · Computer Science 2020-03-19 Marco Forte , Brian Price , Scott Cohen , Ning Xu , François Pitié

The integration of multi-view imaging and pose estimation represents a significant advance in computer vision applications, offering new possibilities for understanding human movement and interactions. This work presents a new algorithm…

Computer Vision and Pattern Recognition · Computer Science 2026-03-06 Daniel Bermuth , Alexander Poeppel , Wolfgang Reif

Inspired by the success of volumetric 3D pose estimation, some recent human mesh estimators propose to estimate 3D skeletons as intermediate representations, from which, the dense 3D meshes are regressed by exploiting the mesh topology.…

Computer Vision and Pattern Recognition · Computer Science 2024-07-02 Xiaoxuan Ma , Jiajun Su , Chunyu Wang , Wentao Zhu , Yizhou Wang

We introduce a model checking approach to diagnose the emerging of bone pathologies. The implementation of a new model of bone remodeling in PRISM has led to an interesting characterization of osteoporosis as a defective bone remodeling…

Logic in Computer Science · Computer Science 2011-11-10 Pietro Liò , Emanuela Merelli , Nicola Paoletti

In this chapter we explore and evaluate methods for trabecular bone characterization and osteoporosis diagnosis with increased interest in sparse approximations. We first describe texture representation and classification techniques,…

Computer Vision and Pattern Recognition · Computer Science 2021-09-23 Sokratis Makrogiannis , Keni Zheng

Vertebrae identification in arbitrary fields-of-view plays a crucial role in diagnosing spine disease. Most spine CT contain only local regions, such as the neck, chest, and abdomen. Therefore, identification should not depend on specific…

Computer Vision and Pattern Recognition · Computer Science 2024-01-17 Sheng Zhang , Minheng Chen , Junxian Wu , Ziyue Zhang , Tonglong Li , Cheng Xue , Youyong Kong

Despite advancements in rehabilitation protocols, clinical assessment of upper extremity (UE) function after stroke largely remains subjective, relying heavily on therapist observation and coarse scoring systems. This subjectivity limits…

Image and Video Processing · Electrical Eng. & Systems 2025-09-11 David Robinson , Animesh Gupta , Rizwan Quershi , Qiushi Fu , Mubarak Shah

Detecting and matching robust viewpoint-invariant keypoints is critical for visual SLAM and Structure-from-Motion. State-of-the-art learning-based methods generate training samples via homography adaptation to create 2D synthetic views with…

Computer Vision and Pattern Recognition · Computer Science 2020-11-19 Jiexiong Tang , Rares Ambrus , Vitor Guizilini , Sudeep Pillai , Hanme Kim , Patric Jensfelt , Adrien Gaidon

Intraoperative registration of real-time ultrasound (iUS) to preoperative Magnetic Resonance Imaging (MRI) remains an unsolved problem due to severe modality-specific differences in appearance, resolution, and field-of-view. To address…

Computer Vision and Pattern Recognition · Computer Science 2026-04-02 Daniil Morozov , Reuben Dorent , Nazim Haouchine

We present KAMA, a 3D Keypoint Aware Mesh Articulation approach that allows us to estimate a human body mesh from the positions of 3D body keypoints. To this end, we learn to estimate 3D positions of 26 body keypoints and propose an…

Computer Vision and Pattern Recognition · Computer Science 2021-04-29 Umar Iqbal , Kevin Xie , Yunrong Guo , Jan Kautz , Pavlo Molchanov

In general, human pose estimation methods are categorized into two approaches according to their architectures: regression (i.e., heatmap-free) and heatmap-based methods. The former one directly estimates precise coordinates of each…

Computer Vision and Pattern Recognition · Computer Science 2023-06-21 Jonghyun Kim , Bosang Kim , Hyotae Lee , Jungpyo Kim , Wonhyeok Im , Lanying Jin , Dowoo Kwon , Jungho Lee