English
Related papers

Related papers: Contrastive Learning-based User Identification wit…

200 papers

Vertebrae identification in arbitrary fields-of-view plays a crucial role in diagnosing spine disease. Most spine CT contain only local regions, such as the neck, chest, and abdomen. Therefore, identification should not depend on specific…

Computer Vision and Pattern Recognition · Computer Science 2024-01-17 Sheng Zhang , Minheng Chen , Junxian Wu , Ziyue Zhang , Tonglong Li , Cheng Xue , Youyong Kong

Transportation systems often rely on understanding the flow of vehicles or pedestrian. From traffic monitoring at the city scale, to commuters in train terminals, recent progress in sensing technology make it possible to use cameras to…

Computer Vision and Pattern Recognition · Computer Science 2020-09-11 George Adaimi , Sven Kreiss , Alexandre Alahi

Personalized fall detection models can significantly improve accuracy by adapting to individual motion patterns, yet their effectiveness is often limited by the scarcity of real-world fall data and the dominance of non-fall feedback…

Machine Learning · Computer Science 2026-03-19 Awatif Yasmin , Tarek Mahmud , Sana Alamgeer , Anne H. H. Ngu

Contrastive learning is a discriminative approach that aims at grouping similar samples closer and diverse samples far from each other. It it an efficient technique to train an encoder generating distinguishable and informative…

Computer Vision and Pattern Recognition · Computer Science 2021-07-19 Qing Chen , Jian Zhang

Self-supervised learning establishes a new paradigm of learning representations with much fewer or even no label annotations. Recently there has been remarkable progress on large-scale contrastive learning models which require substantial…

Machine Learning · Computer Science 2022-02-15 Hangwei Qian , Tian Tian , Chunyan Miao

Recommender systems are widely used in various real-world applications, but they often encounter the persistent challenge of the user cold-start problem. Cross-domain recommendation (CDR), which leverages user interactions from one domain…

Information Retrieval · Computer Science 2025-02-13 Hourun Li , Yifan Wang , Zhiping Xiao , Jia Yang , Changling Zhou , Ming Zhang , Wei Ju

Unsupervised person re-identification (re-ID) has attracted increasing research interests because of its scalability and possibility for real-world applications. State-of-the-art unsupervised re-ID methods usually follow a clustering-based…

Computer Vision and Pattern Recognition · Computer Science 2022-07-08 Tianyang Liu , Yutian Lin , Bo Du

Contrastive learning is widely used for recommendation model learning, where selecting representative and informative negative samples is critical. Existing methods usually focus on centralized data, where abundant and high-quality negative…

Machine Learning · Computer Science 2022-04-22 Chuhan Wu , Fangzhao Wu , Tao Qi , Yongfeng Huang , Xing Xie

The success of deep learning heavily depends on the availability of large labeled training sets. However, it is hard to get large labeled datasets in medical image domain because of the strict privacy concern and costly labeling efforts.…

Computer Vision and Pattern Recognition · Computer Science 2021-09-30 Dewen Zeng , Yawen Wu , Xinrong Hu , Xiaowei Xu , Haiyun Yuan , Meiping Huang , Jian Zhuang , Jingtong Hu , Yiyu Shi

Human activity recognition has become an attractive research area with the development of on-body wearable sensing technology. With comfortable electronic-textiles, sensors can be embedded into clothing so that it is possible to record…

Robotics · Computer Science 2022-09-26 Tianchen Shen , Irene Di Giulio , Matthew Howard

Sequential recommendation has become increasingly prominent in both academia and industry, particularly in e-commerce. The primary goal is to extract user preferences from historical interaction sequences and predict items a user is likely…

Information Retrieval · Computer Science 2026-04-16 Xiaofan Zhou , Kyumin Lee

In both terrestrial and marine ecology, physical tagging is a frequently used method to study population dynamics and behavior. However, such tagging techniques are increasingly being replaced by individual re-identification using image…

Computer Vision and Pattern Recognition · Computer Science 2023-01-03 Ørjan Langøy Olsen , Tonje Knutsen Sørdalen , Morten Goodwin , Ketil Malde , Kristian Muri Knausgård , Kim Tallaksen Halvorsen

In this research, we aim to realize cushion interface for operating smart home. We designed user-defined gestures using cushion and developed gesture recognition system. We asked some users to make gestures using cushions for operating home…

Human-Computer Interaction · Computer Science 2024-10-08 Yuri Suzuki , Kaho Kato , Naomi Furui , Daisuke Sakamoto , Yuta Sugiura

In this paper, we propose a deep learning approach for smartphone user identification based on analyzing motion signals recorded by the accelerometer and the gyroscope, during a single tap gesture performed by the user on the screen. We…

Machine Learning · Computer Science 2020-03-24 Cezara Benegui , Radu Tudor Ionescu

Gait recognition is instrumental in crime prevention and social security, for it can be conducted at a long distance to figure out the identity of persons. However, existing datasets and methods cannot satisfactorily deal with the most…

Computer Vision and Pattern Recognition · Computer Science 2024-04-23 Xuqian Ren , Saihui Hou , Chunshui Cao , Xu Liu , Yongzhen Huang

Stance detection concerns the classification of a writer's viewpoint towards a target. There are different task variants, e.g., stance of a tweet vs. a full article, or stance with respect to a claim vs. an (implicit) topic. Moreover, task…

Computation and Language · Computer Science 2021-09-14 Momchil Hardalov , Arnav Arora , Preslav Nakov , Isabelle Augenstein

Person re-identification (re-ID) is a task of matching pedestrians under disjoint camera views. To recognise paired snapshots, it has to cope with large cross-view variations caused by the camera view shift. Supervised deep neural networks…

Computer Vision and Pattern Recognition · Computer Science 2019-07-24 Lin Wu , Richang Hong , Yang Wang , Meng Wang

A major bottleneck in training robust Human-Activity Recognition models (HAR) is the need for large-scale labeled sensor datasets. Because labeling large amounts of sensor data is an expensive task, unsupervised and semi-supervised learning…

Machine Learning · Computer Science 2022-02-03 Yash Jain , Chi Ian Tang , Chulhong Min , Fahim Kawsar , Akhil Mathur

Bundle recommendation aims to recommend a bundle of related items to users, which can satisfy the users' various needs with one-stop convenience. Recent methods usually take advantage of both user-bundle and user-item interactions…

Information Retrieval · Computer Science 2023-01-18 Yunshan Ma , Yingzhi He , An Zhang , Xiang Wang , Tat-Seng Chua

The Industrial Internet of Things (IIoT) integrates intelligent sensing, communication, and analytics into industrial environments, including manufacturing, energy, and critical infrastructure. While IIoT enables predictive maintenance and…

Machine Learning · Computer Science 2026-02-03 Lin Liu , Rita Machacy , Simi Kuniyilh