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相关论文: From Low Field to High Value: Robust Cortical Mapp…

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The Developing Human Connectome Project (dHCP) aims to explore developmental patterns of the human brain during the perinatal period. An automated processing pipeline has been developed to extract high-quality cortical surfaces from…

图像与视频处理 · 电气工程与系统科学 2024-11-18 Qiang Ma , Kaili Liang , Liu Li , Saga Masui , Yourong Guo , Chiara Nosarti , Emma C. Robinson , Bernhard Kainz , Daniel Rueckert

Magnetic resonance imaging (MRI) offers superb-quality images, but its accessibility is limited by high costs, posing challenges for patients requiring longitudinal care. Low-field MRI provides affordable imaging with low-cost devices but…

图像与视频处理 · 电气工程与系统科学 2025-05-06 Tal Oved , Beatrice Lena , Chloé F. Najac , Sheng Shen , Matthew S. Rosen , Andrew Webb , Efrat Shimron

Neural implicit representations have emerged as a powerful paradigm for 3D reconstruction. However, despite their success, existing methods fail to capture fine geometric details and thin structures, especially in scenarios where only…

计算机视觉与模式识别 · 计算机科学 2025-04-23 Aarya Patel , Hamid Laga , Ojaswa Sharma

Purpose: Recent developments in hardware design enable the use of Fast Field-Cycling (FFC) techniques in MRI to exploit the different relaxation rates at very low field strength, achieving novel contrast. The method opens new avenues for in…

信号处理 · 电气工程与系统科学 2021-05-19 Markus Bödenler , Oliver Maier , Rudolf Stollberger , Lionel M. Broche , P. James Ross , Mary-Joan MacLeod , Hermann Scharfetter

High-resolution non-invasive 3D study of intact spine and spinal cord morphology on the level of complex vascular and neuronal organization is a crucial issue for the development of treatments for the injuries and pathologies of central…

医学物理 · 物理学 2017-03-01 I. Bukreeva , V. Asadchikov , A. Buzmakov , V. Grigoryev , A. Bravin , A. Cedola

3D reconstruction from images has wide applications in Virtual Reality and Automatic Driving, where the precision requirement is very high. Ground-breaking research in the neural radiance field (NeRF) by utilizing Multi-Layer Perceptions…

计算机视觉与模式识别 · 计算机科学 2022-09-28 Jiaming Shen , Bolin Song , Zirui Wu , Yi Xu

Purpose: To improve reconstruction fidelity of fine structures and textures in deep learning (DL) based reconstructions. Methods: A novel patch-based Unsupervised Feature Loss (UFLoss) is proposed and incorporated into the training of…

图像与视频处理 · 电气工程与系统科学 2021-08-31 Ke Wang , Jonathan I Tamir , Alfredo De Goyeneche , Uri Wollner , Rafi Brada , Stella Yu , Michael Lustig

Magnetic resonance imaging (MRI) is renowned for its exceptional soft tissue contrast and high spatial resolution, making it a pivotal tool in medical imaging. The integration of deep learning algorithms offers significant potential for…

图像与视频处理 · 电气工程与系统科学 2024-06-06 Wanyu Bian

Single-view 3D object reconstruction is a challenging fundamental problem in computer vision, largely due to the morphological diversity of objects in the natural world. In particular, high curvature regions are not always captured…

计算机视觉与模式识别 · 计算机科学 2020-06-16 Ziyun Wang , Eric A. Mitchell , Volkan Isler , Daniel D. Lee

Very low-resolution face recognition (VLRFR) poses unique challenges, such as tiny regions of interest and poor resolution due to extreme standoff distance or wide viewing angle of the acquisition devices. In this paper, we study principled…

计算机视觉与模式识别 · 计算机科学 2023-04-21 Jacky Chen Long Chai , Tiong-Sik Ng , Cheng-Yaw Low , Jaewoo Park , Andrew Beng Jin Teoh

Recent years have seen the development of mature solutions for reconstructing deformable surfaces from a single image, provided that they are relatively well-textured. By contrast, recovering the 3D shape of texture-less surfaces remains an…

计算机视觉与模式识别 · 计算机科学 2018-07-30 Jan Bednařík , Pascal Fua , Mathieu Salzmann

The impressive performance of Large Language Model (LLM) has prompted researchers to develop Multi-modal LLM (MLLM), which has shown great potential for various multi-modal tasks. However, current MLLM often struggles to effectively address…

计算机视觉与模式识别 · 计算机科学 2024-12-24 Yeyuan Wang , Dehong Gao , Bin Li , Rujiao Long , Lei Yi , Xiaoyan Cai , Libin Yang , Jinxia Zhang , Shanqing Yu , Qi Xuan

The fetal cortical plate undergoes drastic morphological changes throughout early in utero development that can be observed using magnetic resonance (MR) imaging. An accurate MR image segmentation, and more importantly a topologically…

图像与视频处理 · 电气工程与系统科学 2024-10-30 Priscille de Dumast , Hamza Kebiri , Chirine Atat , Vincent Dunet , Mériam Koob , Meritxell Bach Cuadra

Magnetic field inhomogeneity estimation is important in some types of magnetic resonance imaging (MRI), including field-corrected reconstruction for fast MRI with long readout times, and chemical shift based water-fat imaging. Regularized…

图像与视频处理 · 电气工程与系统科学 2020-10-13 Claire Yilin Lin , Jeffrey A. Fessler

Obtaining personalized 3D animatable avatars from a monocular camera has several real world applications in gaming, virtual try-on, animation, and VR/XR, etc. However, it is very challenging to model dynamic and fine-grained clothing…

计算机视觉与模式识别 · 计算机科学 2023-10-31 Yuxuan Xue , Bharat Lal Bhatnagar , Riccardo Marin , Nikolaos Sarafianos , Yuanlu Xu , Gerard Pons-Moll , Tony Tung

Diffusion MRI (dMRI) plays a crucial role in studying brain white matter connectivity. Cortical surface reconstruction (CSR), including the inner whiter matter (WM) and outer pial surfaces, is one of the key tasks in dMRI analyses such as…

Magnetic resonance imaging (MRI) enables 3-D imaging of anatomical structures. However, the acquisition of MR volumes with high spatial resolution leads to long scan times. To this end, we propose volumetric super-resolution forests (VSRF)…

计算机视觉与模式识别 · 计算机科学 2018-02-16 Aline Sindel , Katharina Breininger , Johannes Käßer , Andreas Hess , Andreas Maier , Thomas Köhler

The limited data availability and the low signal-to-noise ratio of fMRI signals lead to the challenging task of fMRI-to-image retrieval. State-of-the-art MindEye remarkably improves fMRI-to-image retrieval performance by leveraging a large…

计算机视觉与模式识别 · 计算机科学 2024-08-02 Zixuan Gong , Qi Zhang , Guangyin Bao , Lei Zhu , Ke Liu , Liang Hu , Duoqian Miao , Yu Zhang

Cortical thickness measurements from magnetic resonance imaging, an important biomarker in many neurodegenerative and neurological disorders, are derived by many tools from an initial voxel-wise tissue segmentation. White matter (WM)…

图像与视频处理 · 电气工程与系统科学 2025-03-27 Vinzenz Uhr , Ivan Diaz , Christian Rummel , Richard McKinley

The task of reconstructing detailed 3D human body models from images is interesting but challenging in computer vision due to the high freedom of human bodies. In order to tackle the problem, we propose a coarse-to-fine method to…

计算机视觉与模式识别 · 计算机科学 2020-12-14 Zhongguo Li , Magnus Oskarsson , Anders Heyden