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The challenge of Multimodal Deformable Image Registration (MDIR) lies in the conversion and alignment of features between images of different modalities. Generative models (GMs) cannot retain the necessary information enough from the source…

计算机视觉与模式识别 · 计算机科学 2024-08-21 Mingrui Ma , Weijie Wang , Jie Ning , Jianfeng He , Nicu Sebe , Bruno Lepri

Physics-informed neural networks have emerged as an alternative method for solving partial differential equations. However, for complex problems, the training of such networks can still require high-fidelity data which can be expensive to…

机器学习 · 计算机科学 2023-03-28 Wenqian Chen , Panos Stinis

Deformable image registration (DIR), aiming to find spatial correspondence between images, is one of the most critical problems in the domain of medical image analysis. In this paper, we present a novel, generic, and accurate diffeomorphic…

计算机视觉与模式识别 · 计算机科学 2023-02-08 Yifan Wu , Tom Z. Jiahao , Jiancong Wang , Paul A. Yushkevich , M. Ani Hsieh , James C. Gee

Various physics observables can be determined from the localisation of distinct edge-like features in distributions of measurement values. In this paper, we address the observation that neither differentiating nor fitting the measured…

高能物理 - 实验 · 物理学 2021-07-14 Mikael Berggren , Stefano Caiazza , Madalina Chera , Jenny List

Real-image super-resolution (Real-ISR) seeks to recover HR images from LR inputs with mixed, unknown degradations. While diffusion models surpass GANs in perceptual quality, they under-reconstruct high-frequency (HF) details due to a…

计算机视觉与模式识别 · 计算机科学 2026-04-14 Seungho Choi , Jeahun Sung , Jihyong Oh

The human visual perception system has strong robustness in image fusion. This robustness is based on human visual perception system's characteristics of feature selection and non-linear fusion of different features. In order to simulate…

计算机视觉与模式识别 · 计算机科学 2020-06-23 Aiqing Fang , Xinbo Zhao , Jiaqi Yang , Yanning Zhang

This article addresses the problem of two- and higher dimensional pattern matching, i.e. the identification of instances of a template within a larger signal space, which is a form of registration. Unlike traditional correlation, we aim at…

分布式、并行与集群计算 · 计算机科学 2007-09-19 Luciano da Fontoura Costa , Erik Bollt

Establishing correspondences is a fundamental task in variety of image processing and computer vision applications. In particular, finding the correspondences between a non-linearly deformed image pair induced by different modality…

计算机视觉与模式识别 · 计算机科学 2019-01-07 Seungchul Ryu

Cross-spectral person re-identification, which aims to associate identities to pedestrians across different spectra, faces a main challenge of the modality discrepancy. In this paper, we address the problem from both image-level and…

计算机视觉与模式识别 · 计算机科学 2023-02-03 Lei Tan , Yukang Zhang , Shengmei Shen , Yan Wang , Pingyang Dai , Xianming Lin , Yongjian Wu , Rongrong Ji

Multimodal image fusion effectively aggregates information from diverse modalities, with fused images playing a crucial role in vision systems. However, existing methods often neglect frequency-domain feature exploration and interactive…

计算机视觉与模式识别 · 计算机科学 2025-06-05 Tianpei Zhang , Jufeng Zhao , Yiming Zhu , Guangmang Cui

Fourier-encoded implicit neural representations (INRs) have shown strong capability in modeling continuous signals from discrete samples. However, conventional Fourier feature mappings use a fixed set of frequencies over the entire spatial…

计算机视觉与模式识别 · 计算机科学 2026-04-21 Ligen Shi , Jun Qiu , Yuhang Zheng , Zengyu Pang , Chang Liu

Emotions play a crucial role in human behavior and decision-making, making emotion recognition a key area of interest in human-computer interaction (HCI). This study addresses the challenges of emotion recognition by integrating facial…

计算机视觉与模式识别 · 计算机科学 2025-02-04 Zaitian Wang , Jian He , Yu Liang , Xiyuan Hu , Tianhao Peng , Kaixin Wang , Jiakai Wang , Chenlong Zhang , Weili Zhang , Shuang Niu , Xiaoyang Xie

A 3-D spatiotemporal prediction-error filter (PEF), is used to enhance foreground/background contrast in (real and simulated) sensor image sequences. Relative velocity is utilized to extract point-targets that would otherwise be…

计算机视觉与模式识别 · 计算机科学 2015-01-20 Hugh L. Kennedy

Due to the lack of a definitive ground truth for the image fusion problem, the loss functions are structured based on evaluation metrics, such as the structural similarity index measure (SSIM). However, in doing so, a bias is introduced…

计算机视觉与模式识别 · 计算机科学 2024-04-25 Aytekin Erdogan , Erdem Akagündüz

Local feature extraction is a standard approach in computer vision for tackling important tasks such as image matching and retrieval. The core assumption of most methods is that images undergo affine transformations, disregarding more…

计算机视觉与模式识别 · 计算机科学 2023-04-04 Guilherme Potje , Felipe Cadar , Andre Araujo , Renato Martins , Erickson R. Nascimento

In this work, we propose using a unified representation, termed Factorized Features, for low-level vision tasks, where we test on Single Image Super-Resolution (SISR) and \textbf{Image Compression}. Motivated by the shared principles…

图像与视频处理 · 电气工程与系统科学 2025-11-04 Yang-Che Sun , Cheng Yu Yeo , Ernie Chu , Jun-Cheng Chen , Yu-Lun Liu

Until now, of highest relevance for remote sensing data processing and analysis have been techniques for pixel level image fusion. So, This paper attempts to undertake the study of Feature-Level based image fusion. For this purpose, feature…

计算机视觉与模式识别 · 计算机科学 2012-09-18 Firouz Abdullah Al-Wassai , N. V. Kalyankar , Ali A. Al-Zaky

To achieve accurate and robust object detection in the real-world scenario, various forms of images are incorporated, such as color, thermal, and depth. However, multimodal data often suffer from the position shift problem, i.e., the image…

计算机视觉与模式识别 · 计算机科学 2022-04-22 Lu Zhang , Zhiyong Liu , Xiangyu Zhu , Zhan Song , Xu Yang , Zhen Lei , Hong Qiao

Content Based Image Retrieval(CBIR) is one of the important subfield in the field of Information Retrieval. The goal of a CBIR algorithm is to retrieve semantically similar images in response to a query image submitted by the end user. CBIR…

信息检索 · 计算机科学 2014-09-03 Vikas Verma

Query-based methods have garnered significant attention in object detection since the advent of DETR, the pioneering query-based detector. However, these methods face challenges like slow convergence and suboptimal performance. Notably,…

计算机视觉与模式识别 · 计算机科学 2023-12-15 Hongbin Xu , Yamei Xia , Shuai Zhao , Bo Cheng