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3D reconstruction of medical imaging from 2D images has become an increasingly interesting topic with the development of deep learning models in recent years. Previous studies in 3D reconstruction from limited X-ray images mainly rely on…

图像与视频处理 · 电气工程与系统科学 2023-09-06 Weinan Song , Haoxin Zheng , Dezhan Tu , Chengwen Liang , Lei He

Color images are easy to understand visually and can acquire a great deal of information, such as color and texture. They are highly and widely used in tasks such as segmentation. On the other hand, in indoor person segmentation, it is…

计算机视觉与模式识别 · 计算机科学 2022-05-12 Risako Tanigawa , Yasunori Ishii , Kazuki Kozuka , Takayoshi Yamashita

This paper discusses current methods and trends for 3D bounding box detection in volumetric medical image data. For this purpose, an overview of relevant papers from recent years is given. 2D and 3D implementations are discussed and…

图像与视频处理 · 电气工程与系统科学 2021-05-18 Daria Kern , Andre Mastmeyer

Learning robust and effective representations of visual data is a fundamental task in computer vision. Traditionally, this is achieved by training models with labeled data which can be expensive to obtain. Self-supervised learning attempts…

计算机视觉与模式识别 · 计算机科学 2024-06-05 Mehmet Aygün , Prithviraj Dhar , Zhicheng Yan , Oisin Mac Aodha , Rakesh Ranjan

Super-resolution ultrasound imaging (SRUS) is an active area of research as it brings up to a ten-fold improvement in the resolution of microvascular structures. The limitations to the clinical adoption of SRUS include long acquisition…

图像与视频处理 · 电气工程与系统科学 2024-08-05 Arthur David Redfern , Katherine G. Brown

Self-supervised learning methods have witnessed a recent surge of interest after proving successful in multiple application fields. In this work, we leverage these techniques, and we propose 3D versions for five different self-supervised…

计算机视觉与模式识别 · 计算机科学 2020-11-03 Aiham Taleb , Winfried Loetzsch , Noel Danz , Julius Severin , Thomas Gaertner , Benjamin Bergner , Christoph Lippert

Ultrasound (US) imaging is increasingly used in spinal procedures due to its real-time, radiation-free capabilities; however, its effectiveness is hindered by shadowing artifacts that obscure deeper tissue structures. Traditional…

计算机视觉与模式识别 · 计算机科学 2025-08-13 Miruna-Alexandra Gafencu , Reem Shaban , Yordanka Velikova , Mohammad Farid Azampour , Nassir Navab

One usage of medical ultrasound imaging is to visualize and characterize human tongue shape and motion during a real-time speech to study healthy or impaired speech production. Due to the low-contrast characteristic and noisy nature of…

计算机视觉与模式识别 · 计算机科学 2020-03-20 M. Hamed Mozaffari , Won-Sook Lee

Learning image representations with ConvNets by pre-training on ImageNet has proven useful across many visual understanding tasks including object detection, semantic segmentation, and image captioning. Although any image representation can…

计算机视觉与模式识别 · 计算机科学 2017-08-18 Du Tran , Jamie Ray , Zheng Shou , Shih-Fu Chang , Manohar Paluri

Segmentation of the left atrium and deriving its size can help to predict and detect various cardiovascular conditions. Automation of this process in 3D Ultrasound image data is desirable, since manual delineations are time-consuming,…

计算机视觉与模式识别 · 计算机科学 2019-04-19 Markus A. Degel , Nassir Navab , Shadi Albarqouni

Learning compressed representations of multivariate time series (MTS) facilitates data analysis in the presence of noise and redundant information, and for a large number of variates and time steps. However, classical dimensionality…

神经与进化计算 · 计算机科学 2019-07-17 Filippo Maria Bianchi , Lorenzo Livi , Karl Øyvind Mikalsen , Michael Kampffmeyer , Robert Jenssen

Understanding the morphological structure of medical images and precisely segmenting the region of interest or abnormality is an important task that can assist in diagnosis. However, the unique properties of medical imaging make clear…

计算机视觉与模式识别 · 计算机科学 2024-09-04 Sungmin Kang , Jaeha Song , Jihie Kim

In medical image visualization, path tracing of volumetric medical data like CT scans produces lifelike three-dimensional visualizations. Immersive VR displays can further enhance the understanding of complex anatomies. Going beyond the…

图形学 · 计算机科学 2026-01-30 Constantin Kleinbeck , Hannah Schieber , Klaus Engel , Ralf Gutjahr , Daniel Roth

Purpose: Biopsies play a crucial role in determining the classification and staging of tumors. Ultrasound is frequently used in this procedure to provide real-time anatomical information. Using augmented reality (AR), surgeons can visualize…

人机交互 · 计算机科学 2024-12-19 Haowei Li , Wenqing Yan , Jiasheng Zhao , Yuqi Ji , Long Qian , Hui Ding , Zhe Zhao , Guangzhi Wang

3D scan geometry and CAD models often contain complementary information towards understanding environments, which could be leveraged through establishing a mapping between the two domains. However, this is a challenging task due to strong,…

计算机视觉与模式识别 · 计算机科学 2019-08-21 Manuel Dahnert , Angela Dai , Leonidas Guibas , Matthias Nießner

Object recognition has seen significant progress in the image domain, with focus primarily on 2D perception. We propose to leverage existing large-scale datasets of 3D models to understand the underlying 3D structure of objects seen in an…

计算机视觉与模式识别 · 计算机科学 2020-07-28 Weicheng Kuo , Anelia Angelova , Tsung-Yi Lin , Angela Dai

Autonomous ultrasound (US) acquisition is an important yet challenging task, as it involves interpretation of the highly complex and variable images and their spatial relationships. In this work, we propose a deep reinforcement learning…

机器人学 · 计算机科学 2024-10-28 Keyu Li , Jian Wang , Yangxin Xu , Hao Qin , Dongsheng Liu , Li Liu , Max Q. -H. Meng

In this work, we report an autoencoder-based 2D representation to classify a time-series as stochastic or non-stochastic, to understand the underlying physical process. Content-aware conversion of 1D time-series to 2D representation, that…

机器学习 · 计算机科学 2023-04-25 Chakka Sai Pradeep , Neelam Sinha

Shape priors learned from data are commonly used to reconstruct 3D objects from partial or noisy data. Yet no such shape priors are available for indoor scenes, since typical 3D autoencoders cannot handle their scale, complexity, or…

计算机视觉与模式识别 · 计算机科学 2020-03-23 Chiyu Max Jiang , Avneesh Sud , Ameesh Makadia , Jingwei Huang , Matthias Nießner , Thomas Funkhouser

A major endeavor of computer vision is to represent, understand and extract structure from 3D data. Towards this goal, unsupervised learning is a powerful and necessary tool. Most current unsupervised methods for 3D shape analysis use…

计算机视觉与模式识别 · 计算机科学 2020-08-25 Aditya Sanghi