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Related papers: Posture-Dependent Human 3He Lung Imaging in an Ope…

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The airflow in a subject-specific breathing human lung is simulated with a multiscale computational fluid dynamics (CFD) lung model. The three-dimensional (3D) airway geometry beginning from the mouth to about 7 generations of airways is…

Fluid Dynamics · Physics 2013-10-21 Jiwoong Choi , Youbing Yin , Eric A. Hoffman , Merryn H. Tawhai , Ching-Long Lin

Lung cancer is a leading cause of cancer-related deaths worldwide. The spread of the disease from its primary site to other parts of the lungs, known as metastasis, significantly impacts the course of treatment. Early identification of…

Image and Video Processing · Electrical Eng. & Systems 2024-06-18 Teddy Lazebnik , Svetlana Bunimovich-Mendrazitsky

Robots are increasingly present in our lives, sharing the workspace and tasks with human co-workers. However, existing interfaces for human-robot interaction / cooperation (HRI/C) have limited levels of intuitiveness to use and safety is a…

Many organs of higher organisms are heavily branched structures and arise by an at first sight similar process of branching morphogenesis. Yet the regulatory components and local interactions that have been identified differ greatly in…

Tissues and Organs · Quantitative Biology 2013-08-12 Dagmar Iber , Denis Menshykau

We revisit millimeter-wave (mmWave) human pose estimation (HPE) from a signal preprocessing perspective. A single mmWave frame provides structured dimensions that map directly to human geometry and motion: range, angle, and Doppler,…

Human-Computer Interaction · Computer Science 2026-03-10 Shuntian Zheng , Jiaqi Li , Minzhe Ni , Xiaoman Lu , Yu Guan

Ultrasonography is a vital component of modern clinical care, with handheld probes routinely used for diagnostic imaging and procedural guidance. However, handheld ultrasound imaging is limited by factors such as the partial-cross-sectional…

Medical Physics · Physics 2025-02-04 David C. Garrett , Jinhua Xu , Yousuf Aborahama , Geng Ku , Konstantin Maslov , Lihong V. Wang

Ultrasound imaging, as a noninvasive, real-time, and low-cost modality, plays a vital role in clinical diagnosis, catheterization intervention, and portable devices. With the development of transducer hardware and the continuous progress of…

Medical Physics · Physics 2025-07-22 Xuyang Chen , Mingtong Chen , Zhengbao Yang

Branching morphogenesis generates epithelial trees which facilitate gas exchange, filtering, as well as secretion processes with their large surface to volume ratio. In this review, we focus on the developmental mechanisms that control the…

Tissues and Organs · Quantitative Biology 2020-12-23 Dagmar Iber

In this paper, we propose a method for characterizing 3D shapes from point clouds and we show a direct application on a study of organ temporal deformations. As an example, we characterize the behavior of a bladder during a forced…

Computer Vision and Pattern Recognition · Computer Science 2020-03-19 Karim Makki , Amine Bohi , Augustin C. Ogier , Marc-Emmanuel Bellemare

Cardiac and lung ultrasound are technically demanding because operators must identify patient-specific intercostal acoustic windows and then navigate between standard views by adjusting probe position, rotation, and force across different…

Computer Vision and Pattern Recognition · Computer Science 2026-03-13 Yu Chung Lee , David G. Black , Ryan S. Yeung , Septimiu E. Salcudean

3D human motion prediction is a research area of high significance and a challenge in computer vision. It is useful for the design of many applications including robotics and autonomous driving. Traditionally, autogregressive models have…

Computer Vision and Pattern Recognition · Computer Science 2023-03-14 Avinash Ajit Nargund , Misha Sra

We study a possibility to use the octopole moment of gravitationally lensed images as a direct measure of the third-order weak gravitational lensing effect, or the gravitational flexion. It turns out that there is a natural relation between…

Astrophysics · Physics 2011-02-11 Yuki Okura , Keiichi Umetsu , Toshifumi Futamase

Recently, regression-based methods have dominated the field of 3D human pose and shape estimation. Despite their promising results, a common issue is the misalignment between predictions and image observations, often caused by minor joint…

Computer Vision and Pattern Recognition · Computer Science 2024-03-19 Tom Wehrbein , Bodo Rosenhahn , Iain Matthews , Carsten Stoll

Robotic caregivers could potentially improve the quality of life of many who require physical assistance. However, in order to assist individuals who are lying in bed, robots must be capable of dealing with a significant obstacle: the…

Robotics · Computer Science 2024-01-30 Kavya Puthuveetil , Sasha Wald , Atharva Pusalkar , Pratyusha Karnati , Zackory Erickson

Recent research shows the eye has a paravascular solute transport pathway driven by physiological pulsations resembling the brain. we developed synchronous multimodal imaging tools aimed at measuring the driving pulsations of the human eye.…

The lung airway tree modeling is essential to work for the diagnosis of pulmonary diseases, especially for X-Ray computed tomography (CT). The airway tree modeling on CT images can provide the experts with 3-dimension measurements like wall…

Image and Video Processing · Electrical Eng. & Systems 2026-02-12 Hsiang-Chin Chien , Ching-Ping Wang , Jung-Chih Chen , Chia-Yen Lee

This paper introduces an upper limb postural optimization method for enhancing physical ergonomics and force manipulability during bimanual human-robot co-carrying tasks. Existing research typically emphasizes human safety or manipulative…

Robotics · Computer Science 2025-11-07 Chenzui Li , Yiming Chen , Xi Wu , Giacinto Barresi , Fei Chen

In the field of biomedical imaging, ultrasonography has become increasingly widespread, and an important auxiliary diagnostic tool with unique advantages, such as being non-ionising and often portable. This article reviews the…

Signal Processing · Electrical Eng. & Systems 2022-11-08 Tianqi Yang , Oktay Karakuş , Nantheera Anantrasirichai , Alin Achim

The purpose of this study is to investigate the femoral neck angulation for prediction of the complication associated with dynamic hip screw (DHS) surgery and hip deformity. Three sample patients' MRI images were selected to calculate the…

Medical Physics · Physics 2020-01-06 Katie McFarlane , Thanapong Chaichana , Zhonghua Sun , Joseph Neil Dentith , Philip Brown

A phenomenological model of human posture control is posited. The dynamics are modelled as an elastically pinned polymer under the influence of noise. The model accurately reproduces the two-point correlation functions of experimental…

adap-org · Physics 2009-10-28 Carson C. Chow , J. J. Collins