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How best to evaluate synthesized images has been a longstanding problem in image-to-image translation, and to date remains largely unresolved. This paper proposes a novel approach that combines signals of image quality between paired source…

计算机视觉与模式识别 · 计算机科学 2022-05-11 Stefan Borasinski , Esin Yavuz , Sébastien Béhuret

Purpose: In multi-spectral imaging (MSI), several fast spin echo volumes with discrete Larmor frequency offsets are acquired in an interleaved fashion with multiple concatenations. Here, a variable resolution (VR) method to nearly halve…

医学物理 · 物理学 2023-06-06 Nikolai J. Mickevicius , Azadeh Sharafi , Andrew S. Nencka , Kevin M. Koch

Limited DXA access hinders osteoporosis screening. This proof-of-concept study proposes using widely available knee X-rays for opportunistic Bone Mineral Density (BMD) estimation via deep learning, emphasizing robust uncertainty…

计算机视觉与模式识别 · 计算机科学 2025-05-29 Long Hui , Wai Lok Yeung

Over the last twenty five years, advances in the collection and analysis of fMRI data have enabled new insights into the brain basis of human health and disease. Individual behavioral variation can now be visualized at a neural level as…

图像与视频处理 · 电气工程与系统科学 2019-12-24 Matthew Kollada , Qingzhu Gao , Monika S Mellem , Tathagata Banerjee , William J Martin

Deep learning-based techniques have potential to optimize scan and post-processing times required for MRI-based fat quantification, but they are constrained by the lack of large training datasets. Generative models are a promising tool to…

信号处理 · 电气工程与系统科学 2024-12-13 Juan P. Meneses , Yasmeen George , Christoph Hagemeyer , Zhaolin Chen , Sergio Uribe

Medical image enhancement is crucial for improving the quality and interpretability of diagnostic images, ultimately supporting early detection, accurate diagnosis, and effective treatment planning. Despite advancements in imaging…

计算机视觉与模式识别 · 计算机科学 2025-10-21 Chun Wai Chin , Haniza Yazid , Hoi Leong Lee

Quality control (QC) in medical image analysis is time-consuming and laborious, leading to increased interest in automated methods. However, what is deemed suitable quality for algorithmic processing may be different from human-perceived…

图像与视频处理 · 电气工程与系统科学 2021-06-22 Richard Shaw , Carole H. Sudre , Sebastien Ourselin , M. Jorge Cardoso

Magnetic resonance imaging (MRI) is a cornerstone of clinical neuroimaging, yet conventional MRIs provide qualitative information heavily dependent on scanner hardware and acquisition settings. While quantitative MRI (qMRI) offers intrinsic…

Composed Image Retrieval (CIR) is a multimodal retrieval task where a query consists of a reference image and a textual modification, and the goal is to retrieve a target image satisfying both. In principle, strong performance on CIR…

The examination of the musculoskeletal system in dogs is a challenging task in veterinary practice. In this work, a novel method has been developed that enables efficient documentation of a dog's condition through a visual representation.…

计算机视觉与模式识别 · 计算机科学 2024-09-13 Martin Thißen , Thi Ngoc Diep Tran , Ben Joel Schönbein , Ute Trapp , Barbara Esteve Ratsch , Beate Egner , Romana Piat , Elke Hergenröther

Image domain prior models have been shown to improve the quality of reconstructed images, especially when data are limited. Pre-processing of raw data, through the implicit or explicit inclusion of data domain priors have separately also…

图像与视频处理 · 电气工程与系统科学 2020-09-02 Muhammad Usman Ghani , W. Clem Karl

Images of the eye are key in several computer vision problems, such as shape registration and gaze estimation. Recent large-scale supervised methods for these problems require time-consuming data collection and manual annotation, which can…

计算机视觉与模式识别 · 计算机科学 2017-02-07 Erroll Wood , Tadas Baltrusaitis , Xucong Zhang , Yusuke Sugano , Peter Robinson , Andreas Bulling

Recent neural compression methods have been based on the popular hyperprior framework. It relies on Scalar Quantization and offers a very strong compression performance. This contrasts from recent advances in image generation and…

计算机视觉与模式识别 · 计算机科学 2023-11-07 Alaaeldin El-Nouby , Matthew J. Muckley , Karen Ullrich , Ivan Laptev , Jakob Verbeek , Hervé Jégou

Achieving accurate human identification through RF imaging has been a persistent challenge, primarily attributed to the limited aperture size and its consequent impact on imaging resolution. The existing imaging solution enables tasks such…

计算机视觉与模式识别 · 计算机科学 2024-02-05 Sakila S. Jayaweera , Sai Deepika Regani , Yuqian Hu , Beibei Wang , K. J. Ray Liu

We question the dominant role of real-world training images in the field of material classification by investigating whether synthesized data can generalise more effectively than real-world data. Experimental results on three challenging…

计算机视觉与模式识别 · 计算机科学 2017-11-13 Grigorios Kalliatakis , Anca Sticlaru , George Stamatiadis , Shoaib Ehsan , Ales Leonardis , Juergen Gall , Klaus D. McDonald-Maier

The difficulties in both data acquisition and annotation substantially restrict the sample sizes of training datasets for 3D medical imaging applications. As a result, constructing high-performance 3D convolutional neural networks from…

图像与视频处理 · 电气工程与系统科学 2022-01-06 Shu Zhang , Zihao Li , Hong-Yu Zhou , Jiechao Ma , Yizhou Yu

State-of-the-art vision pretraining methods rely on image-level self-distillation from object-centric datasets such as ImageNet, implicitly assuming each image contains a single object. This assumption does not always hold: many ImageNet…

计算机视觉与模式识别 · 计算机科学 2025-06-09 Çağlar Hızlı , Çağatay Yıldız , Pekka Marttinen

Image Super-Resolution (SR) techniques improve visual quality by enhancing the spatial resolution of images. Quality evaluation metrics play a critical role in comparing and optimizing SR algorithms, but current metrics achieve only limited…

图像与视频处理 · 电气工程与系统科学 2020-12-17 Tiesong Zhao , Yuting Lin , Yiwen Xu , Weiling Chen , Zhou Wang

Product Quantization (PQ) has long been a mainstream for generating an exponentially large codebook at very low memory/time cost. Despite its success, PQ is still tricky for the decomposition of high-dimensional vector space, and the…

计算机视觉与模式识别 · 计算机科学 2020-12-08 Lianli Gao , Xiaosu Zhu , Jingkuan Song , Zhou Zhao , Heng Tao Shen

Motion estimation is one of the important procedures in the all video encoders. Most of the complexity of the video coder depends on the complexity of the motion estimation step. The original motion estimation algorithm has a remarkable…

图像与视频处理 · 电气工程与系统科学 2018-03-14 Amin Banitalebi , Said Nader-Esfahani , Alireza Nasiri Avanaki