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Related papers: Deep Learning Segmentation of Spiral Arms and Bars

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Encoder-Decoder networks such as U-Nets have been applied successfully in a wide range of computer vision tasks, especially for image segmentation of different flavours across different fields. Nevertheless, most applications lack of a…

Instrumentation and Methods for Astrophysics · Physics 2021-12-07 Hubert Bretonnière , Alexandre Boucaud , Marc Huertas-Company

Despite the superior performance of Deep Learning (DL) on numerous segmentation tasks, the DL-based approaches are notoriously overconfident about their prediction with highly polarized label probability. This is often not desirable for…

Image and Video Processing · Electrical Eng. & Systems 2021-12-14 Sungmin Hong , Anna K. Bonkhoff , Andrew Hoopes , Martin Bretzner , Markus D. Schirmer , Anne-Katrin Giese , Adrian V. Dalca , Polina Golland , Natalia S. Rost

In this work, we propose to resolve the issue existing in current deep learning based organ segmentation systems that they often produce results that do not capture the overall shape of the target organ and often lack smoothness. Since…

Computer Vision and Pattern Recognition · Computer Science 2019-12-10 Yuan Xue , Hui Tang , Zhi Qiao , Guanzhong Gong , Yong Yin , Zhen Qian , Chao Huang , Wei Fan , Xiaolei Huang

Machine learning and computer vision techniques have grown rapidly in recent years due to their automation, suitability, and ability to generate astounding results. Hence, in this paper, we survey the key studies that are published between…

Image and Video Processing · Electrical Eng. & Systems 2022-08-01 Ayman Al-Kababji , Faycal Bensaali , Sarada Prasad Dakua , Yassine Himeur

Medical image segmentation has significantly benefitted thanks to deep learning architectures. Furthermore, semi-supervised learning (SSL) has recently been a growing trend for improving a model's overall performance by leveraging abundant…

Image and Video Processing · Electrical Eng. & Systems 2021-10-05 S. M. Kamrul Hasan , Cristian A. Linte

This paper proposes a novel self-supervised learning method for semantic segmentation using selective masking image reconstruction as the pretraining task. Our proposed method replaces the random masking augmentation used in most masked…

Computer Vision and Pattern Recognition · Computer Science 2025-12-09 Yuemin Wang , Ian Stavness

Deep learning has led to state-of-the-art results for many medical imaging tasks, such as segmentation of different anatomical structures. With the increased numbers of deep learning publications and openly available code, the approach to…

Image and Video Processing · Electrical Eng. & Systems 2020-05-19 Tom van Sonsbeek , Veronika Cheplygina

The purpose of this study is to develop an automated algorithm for thoracic vertebral segmentation on chest radiography using deep learning. 124 de-identified lateral chest radiographs on unique patients were obtained. Segmentations of…

Image and Video Processing · Electrical Eng. & Systems 2020-01-07 Sanket Badhe , Varun Singh , Joy Li , Paras Lakhani

In robot-assisted laparoscopic radical prostatectomy (RALP), the location of the instrument tip is important to register the ultrasound frame with the laparoscopic camera frame. A long-standing limitation is that the instrument tip position…

Computer Vision and Pattern Recognition · Computer Science 2025-04-15 Zijian Wu , Shuojue Yang , Yueming Jin , Septimiu E Salcudean

Sclera segmentation is crucial for developing automatic eye-related medical computer-aided diagnostic systems, as well as for personal identification and verification, because the sclera contains distinct personal features. Deep…

Computer Vision and Pattern Recognition · Computer Science 2025-01-15 Guanjun Wang , Lu Wang , Ning Niu , Qiaoyi Yao , Yixuan Wang , Sufen Ren , Shengchao Chen

Context. The origin and nature of spiral arms remain unclear. Star forming regions and young stars are generally strongly associated to the spiral structure, but there are few quantitative predictions from simulations about the involvement…

Astrophysics of Galaxies · Physics 2026-01-28 J. Ardèvol , M. Semczuk , T. Antoja , V. P. Debattista , M. Bernet , A. Pettitt

We propose an unsupervised deep learning method for atlas based registration to achieve segmentation and spatial alignment of the embryonic brain in a single framework. Our approach consists of two sequential networks with a specifically…

Image and Video Processing · Electrical Eng. & Systems 2020-05-14 Wietske A. P. Bastiaansen , Melek Rousian , Régine P. M. Steegers-Theunissen , Wiro J. Niessen , Anton Koning , Stefan Klein

We consider the problem of pure exploration with subset-wise preference feedback, which contains $N$ arms with features. The learner is allowed to query subsets of size $K$ and receives feedback in the form of a noisy winner. The goal of…

Machine Learning · Computer Science 2021-04-13 Shubham Gupta , Aadirupa Saha , Sumeet Katariya

Spiral galaxies are observed to exhibit a range of morphologies, in particular in the shape of spiral arms. A key diagnostic parameter is the pitch angle, which describes how tightly wound the spiral arms are. Observationally and…

Astrophysics of Galaxies · Physics 2015-06-11 Robert J. J. Grand , Daisuke Kawata , Mark Cropper

The Carnegie-Irvine Galaxy Survey provides high-quality broad-band optical images of a large sample of nearby galaxies for detailed study of their structure. To probe the physical nature and possible cosmological evolution of spiral arms, a…

Astrophysics of Galaxies · Physics 2018-08-01 Si-Yue Yu , Luis C. Ho , Aaron J. Barth , Zhao-Yu Li

Nowadays, cardiac diagnosis largely depends on left ventricular function assessment. With the help of the segmentation deep learning model, the assessment of the left ventricle becomes more accessible and accurate. However, deep learning…

Computer Vision and Pattern Recognition · Computer Science 2021-10-29 Hang Duong Thi Thuy , Tuan Nguyen Minh , Phi Nguyen Van , Long Tran Quoc

Deep learning has achieved significant breakthroughs in medical imaging, but these advancements are often dependent on large, well-annotated datasets. However, obtaining such datasets poses a significant challenge, as it requires…

Computer Vision and Pattern Recognition · Computer Science 2025-04-17 Siteng Ma , Honghui Du , Yu An , Jing Wang , Qinqin Wang , Haochang Wu , Aonghus Lawlor , Ruihai Dong

The recent state-of-the-art deep learning methods have significantly improved brain tumor segmentation. However, fully supervised training requires a large amount of manually labeled masks, which is highly time-consuming and needs domain…

Image and Video Processing · Electrical Eng. & Systems 2019-11-07 Zhanghexuan Ji , Yan Shen , Chunwei Ma , Mingchen Gao

Spiral structure can occupy a significant part of the galaxy, but properly accounting for it in photometric decomposition is rarely done. This may lead to significant errors in the parameters determined. To estimate how exactly neglecting…

Tooth segmentation from intraoral scans is a crucial part of digital dentistry. Many Deep Learning based tooth segmentation algorithms have been developed for this task. In most of the cases, high accuracy has been achieved, although, most…

Computer Vision and Pattern Recognition · Computer Science 2023-05-02 Ananya Jana , Aniruddha Maiti , Dimitris N. Metaxas