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Recent advances in 3D fully convolutional networks (FCN) have made it feasible to produce dense voxel-wise predictions of volumetric images. In this work, we show that a multi-class 3D FCN trained on manually labeled CT scans of several…

Performing a real-time and accurate instrument segmentation from videos is of great significance for improving the performance of robotic-assisted surgery. We identify two important clues for surgical instrument perception, including local…

计算机视觉与模式识别 · 计算机科学 2021-09-29 Jiacheng Wang , Yueming Jin , Liansheng Wang , Shuntian Cai , Pheng-Ann Heng , Jing Qin

Chest radiographs are frequently used to verify the correct intubation of patients in the emergency room. Fast and accurate identification and localization of the endotracheal (ET) tube is critical for the patient. In this study we propose…

图像与视频处理 · 电气工程与系统科学 2019-08-21 Maayan Frid-Adar , Rula Amer , Hayit Greenspan

We present a method to address the challenging problem of segmentation of lumbar vertebrae from CT images acquired with varying fields of view. Our method is based on cascaded 3D Fully Convolutional Networks (FCNs) consisting of a…

计算机视觉与模式识别 · 计算机科学 2017-12-06 Rens Janssens , Guodong Zeng , Guoyan Zheng

We present the first attempt to perform short glass fiber semantic segmentation from X-ray computed tomography volumetric datasets at medium (3.9 {\mu}m isotropic) and low (8.3 {\mu}m isotropic) resolution using deep learning architectures.…

计算机视觉与模式识别 · 计算机科学 2019-01-07 Tomasz Konopczyński , Danish Rathore , Jitendra Rathore , Thorben Kröger , Lei Zheng , Christoph S. Garbe , Simone Carmignato , Jürgen Hesser

We systematically evaluate a Deep Learning (DL) method in a 3D medical image segmentation task. Our segmentation method is integrated into the radiosurgery treatment process and directly impacts the clinical workflow. With our method, we…

X-ray imaging is a fundamental tool of routine clinical diagnosis. Fluoroscopic imaging can further acquire X-ray images at video frame rates, thus enabling non-invasive in-vivo motion studies of joints, gastrointestinal tract, etc. For…

图像与视频处理 · 电气工程与系统科学 2018-10-22 Jacky C. K. Chow , Derek Lichti , Kathleen Ang , Gregor Kuntze , Gulshan Sharma , Janet Ronsky

In this research project, we put forward an advanced method for airway segmentation based on the existent convolutional neural network (CNN) and graph neural network (GNN). The method is originated from the vessel segmentation, but we…

图像与视频处理 · 电气工程与系统科学 2021-10-01 Yihua Yang

Real-time instrument tracking is a crucial requirement for various computer-assisted interventions. In order to overcome problems such as specular reflections and motion blur, we propose a novel method that takes advantage of the…

计算机视觉与模式识别 · 计算机科学 2017-08-02 Iro Laina , Nicola Rieke , Christian Rupprecht , Josué Page Vizcaíno , Abouzar Eslami , Federico Tombari , Nassir Navab

There has been a debate in 3D medical image segmentation on whether to use 2D or 3D networks, where both pipelines have advantages and disadvantages. 2D methods enjoy a low inference time and greater transfer-ability while 3D methods are…

计算机视觉与模式识别 · 计算机科学 2019-11-26 Qihang Yu , Yingda Xia , Lingxi Xie , Elliot K. Fishman , Alan L. Yuille

Hand segmentation and fingertip detection play an indispensable role in hand gesture-based human-machine interaction systems. In this study, we propose a method to discriminate hand components and to locate fingertips in RGB-D images. The…

计算机视觉与模式识别 · 计算机科学 2020-03-12 Duong Hai Nguyen , Tai Nhu Do , In-Seop Na , Soo-Hyung Kim

LiDAR panoptic segmentation facilitates an autonomous vehicle to comprehensively understand the surrounding objects and scenes and is required to run in real time. The recent proposal-free methods accelerate the algorithm, but their…

计算机视觉与模式识别 · 计算机科学 2023-11-17 Xiaoyan Li , Gang Zhang , Boyue Wang , Yongli Hu , Baocai Yin

Segmentation of 3D medical images is a critical task for accurate diagnosis and treatment planning. Convolutional neural networks (CNNs) have dominated the field, achieving significant success in 3D medical image segmentation. However, CNNs…

图像与视频处理 · 电气工程与系统科学 2025-02-11 Canxuan Gang

In situ synchrotron X-ray computed tomography enables dynamic material studies. However, automated segmentation remains challenging due to complex imaging artefacts - like ring and cupping effects - and limited training data. We present a…

In this paper we propose a deep learning approach for segmenting sub-cortical structures of the human brain in Magnetic Resonance (MR) image data. We draw inspiration from a state-of-the-art Fully-Convolutional Neural Network (F-CNN)…

计算机视觉与模式识别 · 计算机科学 2016-02-08 Mahsa Shakeri , Stavros Tsogkas , Enzo Ferrante , Sarah Lippe , Samuel Kadoury , Nikos Paragios , Iasonas Kokkinos

Image segmentation is a fundamental and challenging problem in computer vision with applications spanning multiple areas, such as medical imaging, remote sensing, and autonomous vehicles. Recently, convolutional neural networks (CNNs) have…

计算机视觉与模式识别 · 计算机科学 2020-06-24 Ali Hatamizadeh

Purpose: Ureteroscopy is an efficient endoscopic minimally invasive technique for the diagnosis and treatment of upper tract urothelial carcinoma (UTUC). During ureteroscopy, the automatic segmentation of the hollow lumen is of primary…

图像与视频处理 · 电气工程与系统科学 2021-04-06 Jorge F. Lazo , Aldo Marzullo , Sara Moccia , Michele Catellani , Benoit Rosa , Michel de Mathelin , Elena De Momi

Automatic cell image segmentation methods in connectomics produce merge and split errors, which require correction through proofreading. Previous research has identified the visual search for these errors as the bottleneck in interactive…

计算机视觉与模式识别 · 计算机科学 2017-04-05 Daniel Haehn , Verena Kaynig , James Tompkin , Jeff W. Lichtman , Hanspeter Pfister

In autonomous Vehicles technology Image segmentation was a major problem in visual perception. This image segmentation process is mainly used in medical applications. Here we adopted an image segmentation process to visual perception tasks…

计算机视觉与模式识别 · 计算机科学 2020-11-17 Tirumalapudi Raviteja , Rajay Vedaraj . I. S

X-Ray imaging is quick, cheap and useful for front-line care assessment and intra-operative real-time imaging (e.g., C-Arm Fluoroscopy). However, it suffers from projective information loss and lacks vital volumetric information on which…

图像与视频处理 · 电气工程与系统科学 2020-06-24 Athanasios Vlontzos , Samuel Budd , Benjamin Hou , Daniel Rueckert , Bernhard Kainz