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The Iterative Closest Point (ICP) algorithm is a crucial component of LiDAR-based SLAM algorithms. However, its performance can be negatively affected in unstructured environments that lack features and geometric structures, leading to low…

Robotics · Computer Science 2025-06-03 Haosong Yue , Qingyuan Xu , Fei Chen , Jia Pan , Weihai Chen

Recent advances in point cloud registration mostly leverage geometric information. Although these methods have yielded promising results, they still struggle with problems of low overlap, thus limiting their practical usage. In this paper,…

Computer Vision and Pattern Recognition · Computer Science 2024-07-16 Shaocheng Yan , Pengcheng Shi , Jiayuan Li

Feature descriptors of point clouds are used in several applications, such as registration and part segmentation of 3D point clouds. Learning discriminative representations of local geometric features is unquestionably the most important…

Computer Vision and Pattern Recognition · Computer Science 2022-09-01 Seunghwan Jung , Yeong-Gil Shin , Minyoung Chung

Large-scale cross-modal hashing similarity retrieval has attracted more and more attention in modern search applications such as search engines and autopilot, showing great superiority in computation and storage. However, current…

Computer Vision and Pattern Recognition · Computer Science 2020-01-01 Lu Wang , Jie Yang

Feature selection is a vital technique in machine learning, as it can reduce computational complexity, improve model performance, and mitigate the risk of overfitting. However, the increasing complexity and dimensionality of datasets pose…

Machine Learning · Computer Science 2024-07-24 Yuepeng Chen , Weiping Ding , Hengrong Ju , Jiashuang Huang , Tao Yin

Federated Learning (FL) offers a decentralized paradigm for collaborative model training without direct data sharing, yet it poses unique challenges for Domain Generalization (DG), including strict privacy constraints, non-i.i.d. local…

Machine Learning · Computer Science 2025-01-28 Sunny Gupta , Vinay Sutar , Varunav Singh , Amit Sethi

Personalized decision-making can be implemented in a Federated learning (FL) framework that can collaboratively train a decision model by extracting knowledge across intelligent clients, e.g. smartphones or enterprises. FL can mitigate the…

Machine Learning · Computer Science 2023-02-01 Guodong Long , Ming Xie , Tao Shen , Tianyi Zhou , Xianzhi Wang , Jing Jiang , Chengqi Zhang

Robotic manipulation systems benefit from complementary sensing modalities, where each provides unique environmental information. Point clouds capture detailed geometric structure, while RGB images provide rich semantic context. Current…

Fingerprint localization has gained significant attention due to its cost-effective deployment, low complexity, and high efficacy. However, traditional methods, while effective for static data, often struggle in dynamic environments where…

Computer Vision and Pattern Recognition · Computer Science 2025-02-12 Jiyu Jiao , Xiaojun Wang , Chengpei Han

Face forgery detection is raising ever-increasing interest in computer vision since facial manipulation technologies cause serious worries. Though recent works have reached sound achievements, there are still unignorable problems: a)…

Computer Vision and Pattern Recognition · Computer Science 2021-03-17 Jiaming Li , Hongtao Xie , Jiahong Li , Zhongyuan Wang , Yongdong Zhang

This paper presents iMatcher, a fully differentiable framework for feature matching in point cloud registration. The proposed method leverages learned features to predict a geometrically consistent confidence matrix, incorporating both…

Computer Vision and Pattern Recognition · Computer Science 2025-09-12 Karim Slimani , Catherine Achard , Brahim Tamadazte

Federated learning is an important privacy-preserving multi-party learning paradigm, involving collaborative learning with others and local updating on private data. Model heterogeneity and catastrophic forgetting are two crucial…

Machine Learning · Computer Science 2023-09-29 Wenke Huang , Mang Ye , Zekun Shi , Bo Du

Federated learning (FL) effectively mitigates the data silo challenge brought about by policies and privacy concerns, implicitly harnessing more data for deep model training. However, traditional centralized FL models grapple with diverse…

Computer Vision and Pattern Recognition · Computer Science 2024-06-03 Li Lin , Yixiang Liu , Jiewei Wu , Pujin Cheng , Zhiyuan Cai , Kenneth K. Y. Wong , Xiaoying Tang

Machine vision systems, which can efficiently manage extensive visual perception tasks, are becoming increasingly popular in industrial production and daily life. Due to the challenge of simultaneously obtaining accurate depth and texture…

Image and Video Processing · Electrical Eng. & Systems 2024-09-09 Chongzhen Tian , Zhengxin Li , Hui Yuan , Raouf Hamzaoui , Liquan Shen , Sam Kwong

Sensing the medical scenario can ensure the safety during the surgical operations. So, in this regard, a monitor platform which can obtain the accurate location information of the surgery room is desperately needed. Compared to 2D camera…

Computer Vision and Pattern Recognition · Computer Science 2018-09-06 Ke Wang , Han Song , Jiahui Zhang , Xinran Zhang , Hongen Liao

Federated learning (FL) has emerged as a powerful approach to safeguard data privacy by training models across distributed edge devices without centralizing local data. Despite advancements in homogeneous data scenarios, maintaining…

Computer Vision and Pattern Recognition · Computer Science 2024-11-26 Yuting Ma , Shengeng Tang , Xiaohua Xu , Lechao Cheng

Data association is important in the point cloud registration. In this work, we propose to solve the partial-to-partial registration from a new perspective, by introducing multi-level feature interactions between the source and the…

Computer Vision and Pattern Recognition · Computer Science 2022-04-07 Hao Xu , Nianjin Ye , Guanghui Liu , Bing Zeng , Shuaicheng Liu

Federated learning (FL) facilitates a privacy-preserving neural network training paradigm through collaboration between edge clients and a central server. One significant challenge is that the distributed data is not independently and…

Computer Vision and Pattern Recognition · Computer Science 2024-09-12 Yu Qiao , Huy Q. Le , Mengchun Zhang , Apurba Adhikary , Chaoning Zhang , Choong Seon Hong

Balancing computational efficiency with recognition accuracy is one of the major challenges in real-world video-based face recognition. A significant design decision for any such system is whether to process and use all possible faces…

Computer Vision and Pattern Recognition · Computer Science 2013-03-27 Sandra Mau , Shaokang Chen , Conrad Sanderson , Brian C. Lovell

Goal: We consider the problem of automatically grouping logs of runs that failed for the same underlying reasons, so that they can be treated more effectively, and investigate the following questions: (1) Does an approach developed to…

Software Engineering · Computer Science 2020-09-08 Carl Martin Rosenberg , Leon Moonen