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Full-reference image quality metrics (FR-IQMs) aim to measure the visual differences between a pair of reference and distorted images, with the goal of accurately predicting human judgments. However, existing FR-IQMs, including traditional…

计算机视觉与模式识别 · 计算机科学 2024-01-18 Uğur Çoğalan , Mojtaba Bemana , Hans-Peter Seidel , Karol Myszkowski

Pre-trained models, e.g., from ImageNet, have proven to be effective in boosting the performance of many downstream applications. It is too demanding to acquire large-scale annotations to build such models for medical imaging. Meanwhile,…

计算机视觉与模式识别 · 计算机科学 2021-03-31 Xiaosong Wang , Ziyue Xu , Leo Tam , Dong Yang , Daguang Xu

Image quality assessment (IQA) is an active research area in the field of image processing. Most prior works focus on visual quality of natural images captured by cameras. In this paper, we explore visual quality of scanned documents,…

图像与视频处理 · 电气工程与系统科学 2023-07-26 Justin Yang , Peter Bauer , Todd Harris , Changhyung Lee , Hyeon Seok Seo , Jan P Allebach , Fengqing Zhu

Nowadays digital image compression and decompression techniques are very much important. So our aim is to calculate the quality of face and other regions of the compressed image with respect to the original image. Image segmentation is…

计算机视觉与模式识别 · 计算机科学 2014-02-07 Abhishek Bhattacharya , Tanusree Chatterjee

Segmenting stroke lesions in MRI is challenging due to diverse acquisition protocols that limit model generalisability. In this work, we introduce two physics-constrained approaches to generate synthetic quantitative MRI (qMRI) images that…

图像与视频处理 · 电气工程与系统科学 2025-06-03 Liam Chalcroft , Jenny Crinion , Cathy J. Price , John Ashburner

Supervised and unsupervised homography estimation methods depend on image pairs tailored to specific modalities to achieve high accuracy. However, their performance deteriorates substantially when applied to unseen modalities. To address…

计算机视觉与模式识别 · 计算机科学 2026-03-05 Jinkun You , Jiaxin Cheng , Jie Zhang , Yicong Zhou

Realistic synthetic image data rendered from 3D models can be used to augment image sets and train image classification semantic segmentation models. In this work, we explore how high quality physically-based rendering and domain…

计算机视觉与模式识别 · 计算机科学 2022-12-14 Jason W. Anderson , Marcin Ziolkowski , Ken Kennedy , Amy W. Apon

Quality of image always plays a vital role in in-creasing object recognition or classification rate. A good quality image gives better recognition or classification rate than any unprocessed noisy images. It is more difficult to extract…

计算机视觉与模式识别 · 计算机科学 2020-11-16 Md Tanzil Shahriar , Huyue Li

Poor bone health is a significant public health concern, and low bone mineral density (BMD) leads to an increased fracture risk, a key feature of osteoporosis. We present XAttn-BMD (Cross-Attention BMD), a multimodal deep learning framework…

计算机视觉与模式识别 · 计算机科学 2025-11-19 Yilin Zhang , Leo D. Westbury , Elaine M. Dennison , Nicholas C. Harvey , Nicholas R. Fuggle , Rahman Attar

Small, imbalanced datasets and poor input image quality can lead to high false predictions rates with deep learning models. This paper introduces Class-Based Image Composition, an approach that allows us to reformulate training inputs…

计算机视觉与模式识别 · 计算机科学 2025-11-10 Hlali Azzeddine , Majid Ben Yakhlef , Soulaiman El Hazzat

Multi-bit quantization networks enable flexible deployment of deep neural networks by supporting multiple precision levels within a single model. However, existing approaches suffer from significant training overhead as full-dataset updates…

计算机视觉与模式识别 · 计算机科学 2025-10-24 Jinhee Kim , Jae Jun An , Kang Eun Jeon , Jong Hwan Ko

Exercise-based rehabilitation programs have been shown to enhance quality of life and reduce mortality and rehospitalizations. AI-driven virtual rehabilitation programs enable patients to complete exercises independently at home while AI…

计算机视觉与模式识别 · 计算机科学 2023-06-19 Ali Abedi , Mobin Malmirian , Shehroz S. Khan

Despite the achievements of large-scale multimodal pre-training approaches, cross-modal retrieval, e.g., image-text retrieval, remains a challenging task. To bridge the semantic gap between the two modalities, previous studies mainly focus…

计算与语言 · 计算机科学 2021-06-08 Shuhuai Ren , Junyang Lin , Guangxiang Zhao , Rui Men , An Yang , Jingren Zhou , Xu Sun , Hongxia Yang

Image-text retrieval, as a fundamental and important branch of information retrieval, has attracted extensive research attentions. The main challenge of this task is cross-modal semantic understanding and matching. Some recent works focus…

计算机视觉与模式识别 · 计算机科学 2023-04-24 Weijing Chen , Linli Yao , Qin Jin

We investigate the usefulness of quantitative ultrasound (QUS) and B-mode texture features for characterization of ulnar nerve fascicles. Ultrasound data were acquired from cadaveric specimens using a nominal 30 MHz probe. Next, the nerves…

医学物理 · 物理学 2019-03-19 Michal Byra , Lidi Wan , Jonathan Wong , Jiang Du , Sameer Shah , Michael Andre , Eric Chang

This paper addresses the problem of 3D human pose estimation in the wild. A significant challenge is the lack of training data, i.e., 2D images of humans annotated with 3D poses. Such data is necessary to train state-of-the-art CNN…

计算机视觉与模式识别 · 计算机科学 2018-02-13 Grégory Rogez , Cordelia Schmid

Medical image retrieval refers to the task of finding similar images for given query images in a database, with applications such as diagnosis support. While traditional medical image retrieval relied on clinical metadata, content-based…

计算机视觉与模式识别 · 计算机科学 2025-03-28 Amirreza Mahbod , Nematollah Saeidi , Sepideh Hatamikia , Ramona Woitek

Web-scale training on paired text-image data is becoming increasingly central to multimodal learning, but is challenged by the highly noisy nature of datasets in the wild. Standard data filtering approaches succeed in removing mismatched…

机器学习 · 计算机科学 2025-08-13 Moran Yanuka , Morris Alper , Hadar Averbuch-Elor , Raja Giryes

Deep learning for computer vision depends on lossy image compression: it reduces the storage required for training and test data and lowers transfer costs in deployment. Mainstream datasets and imaging pipelines all rely on standard JPEG…

计算机视觉与模式识别 · 计算机科学 2020-03-09 Zhijing Li , Christopher De Sa , Adrian Sampson