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In semi-supervised segmentation, capturing meaningful semantic structures from unlabeled data is essential. This is particularly challenging in histopathology image analysis, where objects are densely distributed. To address this issue, we…

Computer Vision and Pattern Recognition · Computer Science 2025-10-03 Meilong Xu , Xiaoling Hu , Shahira Abousamra , Chen Li , Chao Chen

Numerous computer vision applications rely on local feature descriptors, such as SIFT, SURF or FREAK, for image matching. Although their local character makes image matching processes more robust to occlusions, it often leads to…

Computer Vision and Pattern Recognition · Computer Science 2018-10-01 Tomasz Trzcinski , Jacek Komorowski , Lukasz Dabala , Konrad Czarnota , Grzegorz Kurzejamski , Simon Lynen

Exploiting spatial-angular correlation is crucial to light field (LF) image super-resolution (SR), but is highly challenging due to its non-local property caused by the disparities among LF images. Although many deep neural networks (DNNs)…

Computer Vision and Pattern Recognition · Computer Science 2023-08-14 Zhengyu Liang , Yingqian Wang , Longguang Wang , Jungang Yang , Shilin Zhou , Yulan Guo

Estimating relative pose from image pairs fundamentally requires only a minimal subset of geometrically consistent correspondences. However, most learning-based approaches rely on dense matching or direct regression, leading to redundancy…

Computer Vision and Pattern Recognition · Computer Science 2026-05-20 Prateeth Rao

The existing binary foreground map (FM) measures to address various types of errors in either pixel-wise or structural ways. These measures consider pixel-level match or image-level information independently, while cognitive vision studies…

Computer Vision and Pattern Recognition · Computer Science 2019-09-04 Deng-Ping Fan , Cheng Gong , Yang Cao , Bo Ren , Ming-Ming Cheng , Ali Borji

We present a novel method for local image feature matching. Instead of performing image feature detection, description, and matching sequentially, we propose to first establish pixel-wise dense matches at a coarse level and later refine the…

Computer Vision and Pattern Recognition · Computer Science 2021-04-02 Jiaming Sun , Zehong Shen , Yuang Wang , Hujun Bao , Xiaowei Zhou

Local feature detection and description play an important role in many computer vision tasks, which are designed to detect and describe keypoints in "any scene" and "any downstream task". Data-driven local feature learning methods need to…

Computer Vision and Pattern Recognition · Computer Science 2025-10-16 Jingqian Wu , Rongtao Xu , Zach Wood-Doughty , Changwei Wang , Shibiao Xu , Edmund Y. Lam

Understanding complex phenomena often requires analyzing high-dimensional data to uncover emergent properties that arise from multifactorial interactions. Here, we present EMUSES (Emerging-properties Mapping Using Spatial Embedding…

Emerging Technologies · Computer Science 2024-06-21 Chris Foulon , Marcela Ovando-Tellez , Lia Talozzi , Maurizio Corbetta , Anna Matsulevits , Michel Thiebaut de Schotten

Spatial understanding of the semantics of the surroundings is a key capability needed by autonomous cars to enable safe driving decisions. Recently, purely vision-based solutions have gained increasing research interest. In particular,…

Computer Vision and Pattern Recognition · Computer Science 2025-07-03 Christian Witte , Jens Behley , Cyrill Stachniss , Marvin Raaijmakers

A critical step in the digital surface models(DSM) generation is feature matching. Off-track (or multi-date) satellite stereo images, in particular, can challenge the performance of feature matching due to spectral distortions between…

Computer Vision and Pattern Recognition · Computer Science 2024-09-05 Shuang Song , Luca Morelli , Xinyi Wu , Rongjun Qin , Hessah Albanwan , Fabio Remondino

Local image feature matching under large appearance, viewpoint, and distance changes is challenging yet important. Conventional methods detect and match tentative local features across the whole images, with heuristic consistency checks to…

Computer Vision and Pattern Recognition · Computer Science 2022-02-24 Ying Chen , Dihe Huang , Shang Xu , Jianlin Liu , Yong Liu

We propose an image representation and matching approach that substantially improves visual-based location estimation for images. The main novelty of the approach, called distinctive visual element matching (DVEM), is its use of…

Multimedia · Computer Science 2016-01-29 Xinchao Li , Martha A. Larson , Alan Hanjalic

Comparative analysis of scalar fields is an important problem with various applications including feature-directed visualization and feature tracking in time-varying data. Comparing topological structures that are abstract and succinct…

Graphics · Computer Science 2024-06-06 Raghavendra Sridharamurthy , Vijay Natarajan

Urban structure detection is a basic task in urban geography. Clustering is a core technology to detect the patterns of urban spatial structure, urban functional region, and so on. In big data era, diverse urban sensing datasets recording…

Social and Information Networks · Computer Science 2017-07-13 Xin Lin , Haifeng Li , Yan Zhang , Lei Gao , Ling Zhao , Min Deng

Accurate segmentation of long and thin tubular structures is required in a wide variety of areas such as biology, medicine, and remote sensing. The complex topology and geometry of such structures often pose significant technical…

Image and Video Processing · Electrical Eng. & Systems 2024-07-23 Jiaxing Huang , Yanfeng Zhou , Yaoru Luo , Guole Liu , Heng Guo , Ge Yang

This paper presents a new end-to-end semi-supervised framework to learn a dense keypoint detector using unlabeled multiview images. A key challenge lies in finding the exact correspondences between the dense keypoints in multiple views…

Computer Vision and Pattern Recognition · Computer Science 2024-02-21 Zhixuan Yu , Haozheng Yu , Long Sha , Sujoy Ganguly , Hyun Soo Park

Representing the spatial properties of facial attributes is a vital challenge for facial attribute recognition (FAR). Recent advances have achieved the reliable performances for FAR, benefiting from the description of spatial properties via…

Computer Vision and Pattern Recognition · Computer Science 2022-10-26 Chuanfei Hu , Hang Shao , Bo Dong , Zhe Wang , Yongxiong Wang

Convolutional autoencoders have emerged as popular methods for unsupervised defect segmentation on image data. Most commonly, this task is performed by thresholding a pixel-wise reconstruction error based on an $\ell^p$ distance. This…

Computer Vision and Pattern Recognition · Computer Science 2019-04-09 Paul Bergmann , Sindy Löwe , Michael Fauser , David Sattlegger , Carsten Steger

Morphable models are essential for the statistical modeling of 3D faces. Previous works on morphable models mostly focus on large-scale facial geometry but ignore facial details. This paper augments morphable models in representing facial…

Computer Vision and Pattern Recognition · Computer Science 2022-07-20 Jingwang Ling , Zhibo Wang , Ming Lu , Quan Wang , Chen Qian , Feng Xu

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