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Segmentation for tracking surgical instruments plays an important role in robot-assisted surgery. Segmentation of surgical instruments contributes to capturing accurate spatial information for tracking. In this paper, a novel network,…

Computer Vision and Pattern Recognition · Computer Science 2019-09-20 Zhen-Liang Ni , Gui-Bin Bian , Xiao-Liang Xie , Zeng-Guang Hou , Xiao-Hu Zhou , Yan-Jie Zhou

Eye gaze estimation and simultaneous semantic understanding of a user through eye images is a crucial component in Virtual and Mixed Reality; enabling energy efficient rendering, multi-focal displays and effective interaction with 3D…

Computer Vision and Pattern Recognition · Computer Science 2019-08-27 Zhengyang Wu , Srivignesh Rajendran , Tarrence van As , Joelle Zimmermann , Vijay Badrinarayanan , Andrew Rabinovich

There is large consent that successful training of deep networks requires many thousand annotated training samples. In this paper, we present a network and training strategy that relies on the strong use of data augmentation to use the…

Computer Vision and Pattern Recognition · Computer Science 2015-05-19 Olaf Ronneberger , Philipp Fischer , Thomas Brox

Magnetic resonance imaging is a fundamental tool to reach a diagnosis of multiple sclerosis and monitoring its progression. Although several attempts have been made to segment multiple sclerosis lesions using artificial intelligence, fully…

In this paper, we present a multi-class eye segmentation method that can run the hardware limitations for real-time inference. Our approach includes three major stages: get a grayscale image from the input, segment three distinct eye region…

Computer Vision and Pattern Recognition · Computer Science 2022-03-22 Van Thong Huynh , Soo-Hyung Kim , Guee-Sang Lee , Hyung-Jeong Yang

Medical imaging plays a crucial role in modern healthcare by providing non-invasive visualisation of internal structures and abnormalities, enabling early disease detection, accurate diagnosis, and treatment planning. This study aims to…

Image and Video Processing · Electrical Eng. & Systems 2023-09-25 Walid Ehab , Yongmin Li

U-Net and its variants have been demonstrated to work sufficiently well in biological cell tracking and segmentation. However, these methods still suffer in the presence of complex processes such as collision of cells, mitosis and…

Image and Video Processing · Electrical Eng. & Systems 2019-10-22 Deepak K. Gupta , Nathan de Bruijn , Andreas Panteli , Efstratios Gavves

Recently, many methods based on hand-designed convolutional neural networks (CNNs) have achieved promising results in automatic retinal vessel segmentation. However, these CNNs remain constrained in capturing retinal vessels in complex…

Image and Video Processing · Electrical Eng. & Systems 2021-06-14 Jiahong Wei , Zhun Fan

Semantic segmentation of surgical instruments plays a crucial role in robot-assisted surgery. However, accurate segmentation of cataract surgical instruments is still a challenge due to specular reflection and class imbalance issues. In…

Computer Vision and Pattern Recognition · Computer Science 2019-10-03 Zhen-Liang Ni , Gui-Bin Bian , Xiao-Hu Zhou , Zeng-Guang Hou , Xiao-Liang Xie , Chen Wang , Yan-Jie Zhou , Rui-Qi Li , Zhen Li

Semantic segmentation is one of the most popular research areas in medical image computing. Perhaps surprisingly, despite its conceptualization dating back to 2018, nnU-Net continues to provide competitive out-of-the-box solutions for a…

Image and Video Processing · Electrical Eng. & Systems 2022-08-24 Fabian Isensee , Constantin Ulrich , Tassilo Wald , Klaus H. Maier-Hein

Brain lesion volume measured on T2 weighted MRI images is a clinically important disease marker in multiple sclerosis (MS). Manual delineation of MS lesions is a time-consuming and highly operator-dependent task, which is influenced by…

Image and Video Processing · Electrical Eng. & Systems 2023-11-28 Hang Zhang , Jinwei Zhang , Qihao Zhang , Jeremy Kim , Shun Zhang , Susan A. Gauthier , Pascal Spincemaille , Thanh D. Nguyen , Mert R. Sabuncu , Yi Wang

Because the expansion path of U-Net may ignore the characteristics of small targets, intermediate supervision mechanism is proposed. The original mask is also entered into the network as a label for intermediate output. However, U-Net is…

Image and Video Processing · Electrical Eng. & Systems 2020-12-08 Di Yuan , Junyang Chen , Zhenghua Xu , Thomas Lukasiewicz , Zhigang Fu , Guizhi Xu

Segmentation is one of the most significant steps in image processing. Segmenting an image is a technique that makes it possible to separate a digital image into various areas based on the different characteristics of pixels in the image.…

Image and Video Processing · Electrical Eng. & Systems 2024-11-20 Sina Derakhshandeh , Ali Mahloojifar

Text-prompted image segmentation enables fine-grained visual understanding and is critical for applications such as human-computer interaction and robotics. However, existing supervised fine-tuning methods typically ignore explicit…

Computer Vision and Pattern Recognition · Computer Science 2025-11-19 Lianghui Zhu , Bin Ouyang , Yuxuan Zhang , Tianheng Cheng , Rui Hu , Haocheng Shen , Longjin Ran , Xiaoxin Chen , Li Yu , Wenyu Liu , Xinggang Wang

Background: Breast and thyroid cancers pose an increasing public-health burden. Ultrasound imaging is a cost-effective, real-time modality for lesion detection and segmentation, yet suffers from speckle noise, overlapping structures, and…

Computer Vision and Pattern Recognition · Computer Science 2025-09-30 Tangqi Shi , Pietro Lio

Semantic segmentation of remote sensing images plays an important role in a wide range of applications including land resource management, biosphere monitoring and urban planning. Although the accuracy of semantic segmentation in remote…

Image and Video Processing · Electrical Eng. & Systems 2021-09-21 Rui Li , Shunyi Zheng , Chenxi Duan , Ce Zhang , Jianlin Su , P. M. Atkinson

Organ at risk (OAR) segmentation in computed tomography (CT) imagery is a difficult task for automated segmentation methods and can be crucial for downstream radiation treatment planning. U-net has become a de-facto standard for medical…

Image and Video Processing · Electrical Eng. & Systems 2024-02-27 Abdullah Nazib , Riad Hassan , Zahidul Islam , Clinton Fookes

Accurately segmenting brain tumors from MRI scans is important for developing effective treatment plans and improving patient outcomes. This study introduces a new implementation of the Columbia-University-Net (CU-Net) architecture for…

Computer Vision and Pattern Recognition · Computer Science 2024-06-21 Qimin Zhang , Weiwei Qi , Huili Zheng , Xinyu Shen

Automatic medical image segmentation is a crucial topic in the medical domain and successively a critical counterpart in the computer-aided diagnosis paradigm. U-Net is the most widespread image segmentation architecture due to its…

Deep learning techniques, particularly convolutional neural networks, have shown great potential in computer vision and medical imaging applications. However, deep learning models are computationally demanding as they require enormous…

Signal Processing · Electrical Eng. & Systems 2022-06-07 Owais Ali , Hazrat Ali , Syed Ayaz Ali Shah , Aamir Shahzad
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