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Accurate segmentation of MR brain tissue is a crucial step for diagnosis,surgical planning, and treatment of brain abnormalities. However,it is a time-consuming task to be performed by medical experts. So, automatic and reliable…

Computer Vision and Pattern Recognition · Computer Science 2018-07-31 Yang Deng , Yao Sun , Yongpei Zhu , Mingwang Zhu , Wei Han , Kehong Yuan

Image segmentation and registration are said to be challenging when applied to dynamic contrast enhanced MRI sequences (DCE-MRI). The contrast agent causes rapid changes in intensity in the region of interest and elsewhere, which can lead…

Image and Video Processing · Electrical Eng. & Systems 2023-06-23 Adam G. Tattersall , Keith A. Goatman , Lucy E. Kershaw , Scott I. K. Semple , Sonia Dahdouh

We propose a noninvasive and dispersive framework for estimating the spatially nonuniform conductivity of brain tumors using MR images. The method consists of two components: (i) voxel-wise assignment of tumor conductivity based on…

Medical Physics · Physics 2025-09-19 Yoshiki Kubota , Yosuke Nagata , Manabu Tamura , Akimasa Hirata

We present deformable unsupervised medical image registration using a randomly-initialized deep convolutional neural network (CNN) as regularization prior. Conventional registration methods predict a transformation by minimizing…

Image and Video Processing · Electrical Eng. & Systems 2019-08-05 Max-Heinrich Laves , Sontje Ihler , Tobias Ortmaier

When developing deep neural networks for segmenting intraoperative ultrasound images, several practical issues are encountered frequently, such as the presence of ultrasound frames that do not contain regions of interest and the high…

Computer Vision and Pattern Recognition · Computer Science 2021-08-10 Liam F Chalcroft , Jiongqi Qu , Sophie A Martin , Iani JMB Gayo , Giulio V Minore , Imraj RD Singh , Shaheer U Saeed , Qianye Yang , Zachary MC Baum , Andre Altmann , Yipeng Hu

We present a foundation model for brain MRI that can work with different combinations of imaging sequences. The model uses one encoder with learnable modality embeddings, conditional layer normalization, and a masked autoencoding objective…

Computer Vision and Pattern Recognition · Computer Science 2025-11-06 Minh Sao Khue Luu , Bair N. Tuchinov

With the adoption of powerful machine learning methods in medical image analysis, it is becoming increasingly desirable to aggregate data that is acquired across multiple sites. However, the underlying assumption of many analysis techniques…

Computer Vision and Pattern Recognition · Computer Science 2018-11-21 Daniel C. Castro , Ben Glocker

It is important to characterize the temporal trajectories of disease-related biomarkers in order to monitor progression and identify potential points of intervention. This is especially important for neurodegenerative diseases, as…

Methodology · Statistics 2016-04-05 Murat Bilgel , Jerry L. Prince , Dean F. Wong , Susan M. Resnick , Bruno M. Jedynak

Surface analysis of the cortex is ubiquitous in human neuroimaging with MRI, e.g., for cortical registration, parcellation, or thickness estimation. The convoluted cortical geometry requires isotropic scans (e.g., 1mm MPRAGEs) and good…

Image and Video Processing · Electrical Eng. & Systems 2023-05-04 Karthik Gopinath , Douglas N. Greve , Sudeshna Das , Steve Arnold , Colin Magdamo , Juan Eugenio Iglesias

Analysis of longitudinal changes in imaging studies often involves both segmentation of structures of interest and registration of multiple timeframes. The accuracy of such analysis could benefit from a tailored framework that jointly…

Computer Vision and Pattern Recognition · Computer Science 2021-02-25 Bo Li , Wiro J. Niessen , Stefan Klein , M. Arfan Ikram , Meike W. Vernooij , Esther E. Bron

Medical imaging modalities including magnetic resonance imaging (MRI), computed tomography (CT), and ultrasound are essential for accurate diagnosis and treatment planning in modern healthcare. However, noise contamination during image…

Image and Video Processing · Electrical Eng. & Systems 2025-08-22 Asadullah Bin Rahman , Masud Ibn Afjal , Md. Abdulla Al Mamun

Neurophysiological decoding, fundamental to advancing brain-computer interface (BCI) technologies, has significantly benefited from recent advances in deep learning. However, existing decoding approaches largely remain constrained to…

Signal Processing · Electrical Eng. & Systems 2025-08-07 Di Wu , Yifei Jia , Siyuan Li , Shiqi Zhao , Jie Yang , Mohamad Sawan

The last decade has witnessed a notable surge in deep learning applications for the analysis of electroencephalography (EEG) data, thanks to its demonstrated superiority over conventional statistical techniques. However, even deep learning…

Signal Processing · Electrical Eng. & Systems 2024-11-28 Federico Del Pup , Andrea Zanola , Louis Fabrice Tshimanga , Alessandra Bertoldo , Manfredo Atzori

Machine learning techniques work best when the data used for training resembles the data used for evaluation. This holds true for learned single-image denoising algorithms, which are applied to real raw camera sensor readings but, due to…

Computer Vision and Pattern Recognition · Computer Science 2018-11-28 Tim Brooks , Ben Mildenhall , Tianfan Xue , Jiawen Chen , Dillon Sharlet , Jonathan T. Barron

Accurate automatic segmentation of brain anatomy from $T_1$-weighted~($T_1$-w) magnetic resonance images~(MRI) has been a computationally intensive bottleneck in neuroimaging pipelines, with state-of-the-art results obtained by unsupervised…

Computer Vision and Pattern Recognition · Computer Science 2018-08-01 Amod Jog , Bruce Fischl

Accurate brain tumor classification is crucial in medical imaging to ensure reliable diagnosis and effective treatment planning. This study introduces a novel double ensembling framework that synergistically combines pre-trained deep…

Computer Vision and Pattern Recognition · Computer Science 2025-06-17 Zahid Ullah , Jihie Kim

Modeling and manufacturing of personalized cranial implants are important research areas that may decrease the waiting time for patients suffering from cranial damage. The modeling of personalized implants may be partially automated by the…

Computer Vision and Pattern Recognition · Computer Science 2024-06-11 Marek Wodzinski , Kamil Kwarciak , Mateusz Daniol , Daria Hemmerling

Neuroimaging is essential in brain studies for the diagnosis and identification of disease, structure, and function of the brain in its healthy and disease states. Literature shows that there are advantages of multitasking with some deep…

Image and Video Processing · Electrical Eng. & Systems 2021-06-01 Mohammad Eslami , Solale Tabarestani , Malek Adjouadi

Robust and generalizable segmentation of brain tumors on multi-parametric magnetic resonance imaging (MRI) remains difficult because tumor types differ widely. The BraTS 2025 Lighthouse Challenge benchmarks segmentation methods on diverse…

In medical imaging, most of the image registration methods implicitly assume a one-to-one correspondence between the source and target images (i.e., diffeomorphism). However, this is not necessarily the case when dealing with pathological…

Image and Video Processing · Electrical Eng. & Systems 2022-02-03 Matthis Maillard , Anton François , Joan Glaunès , Isabelle Bloch , Pietro Gori
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