English
Related papers

Related papers: Leveraging Local Patch Alignment to Seam-cutting f…

200 papers

Image matching, which establishes correspondences between two-view images to recover 3D structure and camera geometry, serves as a cornerstone in computer vision and underpins a wide range of applications, including visual localization, 3D…

Computer Vision and Pattern Recognition · Computer Science 2025-06-06 Shihua Zhang , Zizhuo Li , Kaining Zhang , Yifan Lu , Yuxin Deng , Linfeng Tang , Xingyu Jiang , Jiayi Ma

The hierarchical architecture has become a mainstream design paradigm for Vision Transformers (ViTs), with Patch Merging serving as the pivotal component that transforms a columnar architecture into a hierarchical one. Drawing inspiration…

Computer Vision and Pattern Recognition · Computer Science 2025-06-17 Yonghao Yu , Dongcheng Zhao , Guobin Shen , Yiting Dong , Yi Zeng

This paper designs a technique route to generate high-quality panoramic image with depth information, which involves two critical research hotspots: fusion of LiDAR and image data and image stitching. For the fusion of 3D points and image…

Computer Vision and Pattern Recognition · Computer Science 2020-10-28 Hao Ma , Jingbin Liu , Zhirong Hu , Hongyu Qiu , Dong Xu , Zemin Wang , Xiaodong Gong , Sheng Yang

Image stitching often faces challenges due to varying capture angles, positional differences, and object movements, leading to misalignments and visual discrepancies. Traditional seam carving methods neglect semantic information, causing…

Computer Vision and Pattern Recognition · Computer Science 2025-11-24 Ji-Ping Jin , Chen-Bin Feng , Rui Fan , Chi-Man Vong

This paper proposes LLaFS, the first attempt to leverage large language models (LLMs) in few-shot segmentation. In contrast to the conventional few-shot segmentation methods that only rely on the limited and biased information from the…

Computer Vision and Pattern Recognition · Computer Science 2024-04-04 Lanyun Zhu , Tianrun Chen , Deyi Ji , Jieping Ye , Jun Liu

Modern 3D laser-range scanners have a high data rate, making online simultaneous localization and mapping (SLAM) computationally challenging. Recursive state estimation techniques are efficient but commit to a state estimate immediately…

Robotics · Computer Science 2018-10-17 David Droeschel , Sven Behnke

Line matching plays an essential role in structure from motion (SFM) and simultaneous localization and mapping (SLAM), especially in low-textured and repetitive scenes. In this paper, we present a new method of using a graph convolution…

Computer Vision and Pattern Recognition · Computer Science 2020-04-14 QuanMeng Ma , Guang Jiang , DianZhi Lai

Local alignment between medical images and text is essential for accurate diagnosis, though it remains challenging due to the absence of natural local pairings and the limitations of rigid region recognition methods. Traditional approaches…

Computer Vision and Pattern Recognition · Computer Science 2025-05-23 Huimin Yan , Xian Yang , Liang Bai , Jiye Liang

We present a novel framework, Spatial Pyramid Attention Network (SPAN) for detection and localization of multiple types of image manipulations. The proposed architecture efficiently and effectively models the relationship between image…

Computer Vision and Pattern Recognition · Computer Science 2021-01-15 Xuefeng Hu , Zhihan Zhang , Zhenye Jiang , Syomantak Chaudhuri , Zhenheng Yang , Ram Nevatia

A local Bundle Adjustment (BA) on a sliding window of keyframes has been widely used in visual SLAM and proved to be very effective in lowering the drift. But in lidar SLAM, BA method is hardly used because the sparse feature points (e.g.,…

Robotics · Computer Science 2021-01-14 Zheng Liu , Fu Zhang

Recently, works on improving the naturalness of stitching images gain more and more extensive attention. Previous methods suffer the failures of severe projective distortion and unnatural rotation, especially when the number of involved…

Computer Vision and Pattern Recognition · Computer Science 2020-04-07 Kai Chen , Jian Yao , Jingmin Tu , Yahui Liu , Yinxuan Li , Li Li

We introduce a new algorithm to solve a regularized spatial-spectral image estimation problem. Our approach is based on the linearized alternating directions method of multipliers (LADMM), which is a variation of the popular ADMM algorithm.…

Signal Processing · Electrical Eng. & Systems 2025-02-25 Yunsong Liu , Debdut Mandal , Congyu Liao , Kawin Setsompop , Justin P. Haldar

Self-supervised visual representation learning traditionally focuses on image-level instance discrimination. Our study introduces an innovative, fine-grained dimension by integrating patch-level discrimination into these methodologies. This…

Computer Vision and Pattern Recognition · Computer Science 2025-04-08 Ali Javidani , Mohammad Amin Sadeghi , Babak Nadjar Araabi

Stitching images acquired under perspective projective geometry is a relevant topic in computer vision with multiple applications ranging from smartphone panoramas to the construction of digital maps. Image stitching is an equally prominent…

Image and Video Processing · Electrical Eng. & Systems 2020-03-09 Javad Fotouhi , Xingtong Liu , Mehran Armand , Nassir Navab , Mathias Unberath

Traditional image stitching techniques have predominantly utilized two-dimensional homography transformations and mesh warping to achieve alignment on a planar surface. While effective for scenes that are approximately coplanar or exhibit…

Computer Vision and Pattern Recognition · Computer Science 2026-01-01 Yuan Jia , Ruimin Wu , Rui Song , Jiaojiao Li , Bin Song

Road masks obtained from remote sensing images effectively support a wide range of downstream tasks. In recent years, most studies have focused on improving the performance of fully automatic segmentation models for this task, achieving…

Computer Vision and Pattern Recognition · Computer Science 2026-04-02 Chengcheng Lv , Rushi Li , Mincheng Wu , Xiufang Shi , Zhenyu Wen , Shibo He

Image stitching with parallax is still a challenging task. Existing methods often struggle to maintain both the local and global structures of the image while reducing alignment artifacts and warping distortions. In this paper, we propose a…

Computer Vision and Pattern Recognition · Computer Science 2024-05-14 Jian Yu , Feipeng Da

Non-local self-similarity based low rank algorithms are the state-of-the-art methods for image denoising. In this paper, a new method is proposed by solving two issues: how to improve similar patches matching accuracy and build an…

Computer Vision and Pattern Recognition · Computer Science 2020-11-23 Jing Guo , Shuping Wang , Chen Luo , Qiyu Jin , Michael Kwok-Po Ng

In this study we present a two-step map/reduce framework to stitch satellite mosaic images. The proposed system enable recognition and extraction of objects whose parts falling in separate satellite mosaic images. However this is a time and…

Distributed, Parallel, and Cluster Computing · Computer Science 2018-08-28 Hayrunnisa Sari , Suleyman Eken , Ahmet Sayar

Recent advancements in large-scale pre-trained text-to-image models have led to remarkable progress in semantic image synthesis. Nevertheless, synthesizing high-quality images with consistent semantics and layout remains a challenge. In…

Computer Vision and Pattern Recognition · Computer Science 2024-03-05 Zhengyao Lv , Yuxiang Wei , Wangmeng Zuo , Kwan-Yee K. Wong