English
Related papers

Related papers: Grouped k-threshold random grid-based visual crypt…

200 papers

Unsupervised person re-identification (ReID) aims to match a query image of a pedestrian to the images in gallery set without supervision labels. The most popular approaches to tackle unsupervised person ReID are usually performing a…

Computer Vision and Pattern Recognition · Computer Science 2022-04-15 He Sun , Mingkun Li , Chun-Guang Li

In certain applications or wavelength regimes, essential optical components for imaging systems are either unavailable or challenging to fabricate. To address this, we propose an optics-free classical ghost imaging (GI) scheme utilizing…

Optics · Physics 2026-03-09 Yuhan Guo , Xiangyu Yin , Chunguang Meng , Liming Li , Huiqiang Liu

As the latest video coding standard, versatile video coding (VVC) has shown its ability in retaining pixel quality. To excavate more compression potential for video conference scenarios under ultra-low bitrate, this paper proposes a bitrate…

Image and Video Processing · Electrical Eng. & Systems 2023-03-21 Anni Tang , Yan Huang , Jun Ling , Zhiyu Zhang , Yiwei Zhang , Rong Xie , Li Song

Online free-viewpoint video (FVV) reconstruction is challenged by slow per-frame optimization, inconsistent motion estimation, and unsustainable storage demands. To address these challenges, we propose the Reconfigurable Continuum Gaussian…

Image and Video Processing · Electrical Eng. & Systems 2025-10-31 Jiaye Fu , Qiankun Gao , Chengxiang Wen , Yanmin Wu , Siwei Ma , Jiaqi Zhang , Jian Zhang

Robust estimators for linear regression require non-convex objective functions to shield against adverse affects of outliers. This non-convexity brings challenges, particularly when combined with penalization in high-dimensional settings.…

Computation · Statistics 2025-08-08 David Kepplinger , Siqi Wei

In this paper, we study a new problem arising from the emerging MPEG standardization effort Video Coding for Machine (VCM), which aims to bridge the gap between visual feature compression and classical video coding. VCM is committed to…

Image and Video Processing · Electrical Eng. & Systems 2020-01-10 Sifeng Xia , Kunchangtai Liang , Wenhan Yang , Ling-Yu Duan , Jiaying Liu

Graphs serve as versatile data structures in numerous real-world domains-including social networks, molecular biology, and knowledge graphs-by capturing intricate relational information among entities. Among graph-based learning techniques,…

Machine Learning · Computer Science 2025-05-21 Chou-Ying Hsieh , Chun-Fu Jang , Cheng-En Hsieh , Qian-Hui Chen , Sy-Yen Kuo

Stereo image super-resolution aims to improve the quality of high-resolution stereo image pairs by exploiting complementary information across views. To attain superior performance, many methods have prioritized designing complex modules to…

Computer Vision and Pattern Recognition · Computer Science 2023-04-14 Wenbin Zou , Hongxia Gao , Liang Chen , Yunchen Zhang , Mingchao Jiang , Zhongxin Yu , Ming Tan

Medical image segmentation methods are generally designed as fully-supervised to guarantee model performance, which require a significant amount of expert annotated samples that are high-cost and laborious. Semi-supervised image…

Computer Vision and Pattern Recognition · Computer Science 2023-10-10 Xiangyu Zhao , Zengxin Qi , Sheng Wang , Qian Wang , Xuehai Wu , Ying Mao , Lichi Zhang

Video super-resolution (VSR) has become one of the most critical problems in video processing. In the deep learning literature, recent works have shown the benefits of using adversarial-based and perceptual losses to improve the performance…

Computer Vision and Pattern Recognition · Computer Science 2019-06-26 Alice Lucas , Santiago Lopez Tapia , Rafael Molina , Aggelos K. Katsaggelos

Multiview clustering (MVC) aims to reveal the underlying structure of multiview data by categorizing data samples into clusters. Deep learning-based methods exhibit strong feature learning capabilities on large-scale datasets. For most…

Computer Vision and Pattern Recognition · Computer Science 2024-01-30 Jie Chen , Hua Mao , Wai Lok Woo , Xi Peng

Obtaining the human-like perception ability of abstracting visual concepts from concrete pixels has always been a fundamental and important target in machine learning research fields such as disentangled representation learning and scene…

Computer Vision and Pattern Recognition · Computer Science 2022-10-14 Tao Yang , Yuwang Wang , Yan Lu , Nanning Zheng

Graph Contrastive Learning (GCL) has emerged as a popular unsupervised graph representation learning method. However, it has been shown that GCL is vulnerable to adversarial attacks on both the graph structure and node attributes. Although…

Cryptography and Security · Computer Science 2023-10-06 Minhua Lin , Teng Xiao , Enyan Dai , Xiang Zhang , Suhang Wang

Graph Neural Networks (GNNs) are widely used as the engine for various graph-related tasks, with their effectiveness in analyzing graph-structured data. However, training robust GNNs often demands abundant labeled data, which is a critical…

Machine Learning · Computer Science 2025-09-16 Siyue Xie , Da Sun Handason Tam , Wing Cheong Lau

Graph contrastive learning (GCL), as a self-supervised learning method, can solve the problem of annotated data scarcity. It mines explicit features in unannotated graphs to generate favorable graph representations for downstream tasks.…

Machine Learning · Computer Science 2024-04-02 Jinhuan Wang , Jiafei Shao , Zeyu Wang , Shanqing Yu , Qi Xuan , Xiaoniu Yang

Unsupervised Re-ID methods aim at learning robust and discriminative features from unlabeled data. However, existing methods often ignore the relationship between module parameters of Re-ID framework and feature distributions, which may…

Computer Vision and Pattern Recognition · Computer Science 2023-03-14 Ziqi He , Mengjia Xue , Yunhao Du , Zhicheng Zhao , Fei Su

While recent advances in generative latent spaces have driven substantial progress in single-image generation, the optimal latent space for novel view synthesis (NVS) remains largely unexplored. In particular, NVS requires geometrically…

Computer Vision and Pattern Recognition · Computer Science 2026-03-24 Wooseok Jang , Seonghu Jeon , Jisang Han , Jinhyeok Choi , Minkyung Kwon , Seungryong Kim , Saining Xie , Sainan Liu

Partial multi-view clustering (PVC) presents significant challenges practical research problem for data analysis in real-world applications, especially when some views of the data are partially missing. Existing clustering methods struggle…

Computer Vision and Pattern Recognition · Computer Science 2024-11-18 BoHao Chen

We present an optimal method for encoding cluster assignments of arbitrary data sets. Our method, Random Cycle Coding (RCC), encodes data sequentially and sends assignment information as cycles of the permutation defined by the order of…

Machine Learning · Computer Science 2024-12-03 Daniel Severo , Ashish Khisti , Alireza Makhzani

3D Gaussian Splatting (3DGS) leverages densely distributed Gaussian primitives for high-quality scene representation and reconstruction. While existing 3DGS methods perform well in scenes with minor view variation, large view changes from…

Computer Vision and Pattern Recognition · Computer Science 2025-04-29 Chenhao Zhang , Yuanping Cao , Lei Zhang