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Related papers: Organ At Risk Segmentation with Multiple Modality

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Purpose: To develop and evaluate a deep learning model for multi-organ segmentation of MRI scans. Materials and Methods: The model was trained on 1,200 manually annotated 3D axial MRI scans from the UK Biobank, 221 in-house MRI scans, and…

For medical image analysis, segmentation models trained on one or several domains lack generalization ability to unseen domains due to discrepancies between different data acquisition policies. We argue that the degeneration in segmentation…

Computer Vision and Pattern Recognition · Computer Science 2022-08-09 Ziqi Zhou , Lei Qi , Yinghuan Shi

This paper proposes a 3D attention-based U-Net architecture for multi-region segmentation of brain tumors using a single stacked multi-modal volume created by combining three non-native MRI volumes. The attention mechanism added to the…

Image and Video Processing · Electrical Eng. & Systems 2023-05-11 Maryann M. Gitonga

Accurate segmentation of the ventricles from cardiac magnetic resonance images (CMRIs) is crucial for enhancing the diagnosis and analysis of heart conditions. Deep learning-based segmentation methods have recently garnered significant…

Image and Video Processing · Electrical Eng. & Systems 2025-03-26 Hong Zheng , Yucheng Chen , Nan Mu , Xiaoning Li

This manuscript presents an image segmentation algorithm developed for the Cross-Organ and Cross-Scanner Adenocarcinoma Segmentation (COSAS 2024) challenge. We adopted an organ-stratified and scanner-stratified approach to train multiple…

Computer Vision and Pattern Recognition · Computer Science 2024-09-20 Huang Jiayan , Ji Zheng , Kuang Jinbo , Xu Shuoyu

Most of the current state-of-the-art methods for tumor segmentation are based on machine learning models trained on manually segmented images. This type of training data is particularly costly, as manual delineation of tumors is not only…

Computer Vision and Pattern Recognition · Computer Science 2019-08-21 Pawel Mlynarski , Hervé Delingette , Antonio Criminisi , Nicholas Ayache

This research presents an enhanced approach for precise segmentation of brain tumor masses in magnetic resonance imaging (MRI) using an advanced 3D-UNet model combined with a Context Transformer (CoT). By architectural expansion CoT, the…

Computer Vision and Pattern Recognition · Computer Science 2024-07-12 Thien-Qua T. Nguyen , Hieu-Nghia Nguyen , Thanh-Hieu Bui , Thien B. Nguyen-Tat , Vuong M. Ngo

Gliomas are the most common malignant brain tumors that are treated with chemoradiotherapy and surgery. Magnetic Resonance Imaging (MRI) is used by radiotherapists to manually segment brain lesions and to observe their development…

Image and Video Processing · Electrical Eng. & Systems 2020-11-30 Jonas Wacker , Marcelo Ladeira , José Eduardo Vaz Nascimento

The segmentation of diseases is a popular topic explored by researchers in the field of machine learning. Brain tumors are extremely dangerous and require the utmost precision to segment for a successful surgery. Patients with tumors…

Image and Video Processing · Electrical Eng. & Systems 2022-04-05 Sanskriti Singh

Despite the widespread use of deep learning methods for semantic segmentation of images that are acquired from a single source, clinicians often use multi-domain data for a detailed analysis. For instance, CT and MRI have advantages over…

Image and Video Processing · Electrical Eng. & Systems 2020-06-09 Bora Baydar , Savas Ozkan , A. Emre Kavur , N. Sinem Gezer , M. Alper Selver , Gozde Bozdagi Akar

Brain cancer can be very fatal, but chances of survival increase through early detection and treatment. Doctors use Magnetic Resonance Imaging (MRI) to detect and locate tumors in the brain, and very carefully analyze scans to segment brain…

Computer Vision and Pattern Recognition · Computer Science 2018-11-08 Ryan Sherman

This paper presents the development and validation of a Generative Adversarial Network (GAN) purposed to create high-resolution, realistic Anterior Segment Optical Coherence Tomography (AS-OCT) images. We trained the Style and WAvelet based…

Image and Video Processing · Electrical Eng. & Systems 2024-05-17 Jad F. Assaf , Anthony Abou Mrad , Dan Z. Reinstein , Guillermo Amescua , Cyril Zakka , Timothy Archer , Jeffrey Yammine , Elsa Lamah , Michèle Haykal , Shady T. Awwad

Automatic segmentation of organs-at-risk (OARs) in CT scans using convolutional neural networks (CNNs) is being introduced into the radiotherapy workflow. However, these segmentations still require manual editing and approval by clinicians…

Computer Vision and Pattern Recognition · Computer Science 2022-06-28 Edward G. A. Henderson , Andrew F. Green , Marcel van Herk , Eliana M. Vasquez Osorio

Objective: Magnetic resonance imaging (MRI) has been widely used for the analysis and diagnosis of brain diseases. Accurate and automatic brain tumor segmentation is of paramount importance for radiation treatment. However, low tissue…

Image and Video Processing · Electrical Eng. & Systems 2022-04-18 Jiangyun Li , Hong Yu , Chen Chen , Meng Ding , Sen Zha

Medical image segmentation of tumors and organs at risk is a time-consuming yet critical process in the clinic that utilizes multi-modality imaging (e.g, different acquisitions, data types, and sequences) to increase segmentation precision.…

Image and Video Processing · Electrical Eng. & Systems 2023-06-07 Qisheng He , Nicholas Summerfield , Ming Dong , Carri Glide-Hurst

Computed tomography (CT) is a widely used imaging modality for medical diagnosis and treatment. In electroencephalography (EEG), CT imaging is necessary for co-registering with magnetic resonance imaging (MRI) and for creating more accurate…

Medical Physics · Physics 2019-06-12 Andreas D. Lauritzen , Xenophon Papademetris , Sergei Turovets , John A. Onofrey

Brain tumor segmentation from magnetic resonance imaging (MRI) plays an important role in diagnostic radiology. To overcome the practical issues in manual approaches, there is a huge demand for building automatic tumor segmentation…

Image and Video Processing · Electrical Eng. & Systems 2023-02-14 Dhrumil Patel , Dhruv Patel , Rudra Saxena , Thangarajah Akilan

Adversarial learning has been proven to be effective for capturing long-range and high-level label consistencies in semantic segmentation. Unique to medical imaging, capturing 3D semantics in an effective yet computationally efficient way…

Computer Vision and Pattern Recognition · Computer Science 2019-06-12 Naji Khosravan , Aliasghar Mortazi , Michael Wallace , Ulas Bagci

Automatic segmentation of medical images is an important task for many clinical applications. In practice, a wide range of anatomical structures are visualised using different imaging modalities. In this paper, we investigate whether a…

Computer Vision and Pattern Recognition · Computer Science 2017-04-12 Pim Moeskops , Jelmer M. Wolterink , Bas H. M. van der Velden , Kenneth G. A. Gilhuijs , Tim Leiner , Max A. Viergever , Ivana Išgum

Artificial intelligence (AI) techniques for image-based segmentation have garnered much attention in recent years. Convolutional neural networks (CNNs) have shown impressive results and potential towards fully automated segmentation in…

Medical Physics · Physics 2021-11-17 Fereshteh Yousefirizi , Abhinav K. Jha , Julia Brosch-Lenz , Babak Saboury , Arman Rahmim