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Generative Adversarial Networks (GANs) can accurately model complex multi-dimensional data and generate realistic samples. However, due to their implicit estimation of data distributions, their evaluation is a challenging task. The majority…

Computer Vision and Pattern Recognition · Computer Science 2020-10-08 Amirsina Torfi , Mohammadreza Beyki , Edward A. Fox

Change detection has essential significance for the region's development, in which pseudo-changes between bitemporal images induced by imaging environmental factors are key challenges. Existing transformation-based methods regard…

Computer Vision and Pattern Recognition · Computer Science 2025-04-02 Qi Zang , Shuang Wang , Dong Zhao , Dou Quan , Yang Hu , Licheng Jiao

Deep learning based object detectors struggle generalizing to a new target domain bearing significant variations in object and background. Most current methods align domains by using image or instance-level adversarial feature alignment.…

Computer Vision and Pattern Recognition · Computer Science 2023-11-10 Muhammad Akhtar Munir , Muhammad Haris Khan , M. Saquib Sarfraz , Mohsen Ali

Adversarial training is an effective approach to make deep neural networks robust against adversarial attacks. Recently, different adversarial training defenses are proposed that not only maintain a high clean accuracy but also show…

Machine Learning · Computer Science 2023-01-02 Muzammal Naseer , Salman Khan , Fatih Porikli , Fahad Shahbaz Khan

Applying an object detector, which is neither trained nor fine-tuned on data close to the final application, often leads to a substantial performance drop. In order to overcome this problem, it is necessary to consider a shift between…

Computer Vision and Pattern Recognition · Computer Science 2020-05-27 Alexey Abramov , Christopher Bayer , Claudio Heller

Improving instance-specific image goal navigation (InstanceImageNav), which locates the identical object in a real-world environment from a query image, is essential for robotic systems to assist users in finding desired objects. The…

Machine learning models typically suffer from the domain shift problem when trained on a source dataset and evaluated on a target dataset of different distribution. To overcome this problem, domain generalisation (DG) methods aim to…

Computer Vision and Pattern Recognition · Computer Science 2020-03-16 Kaiyang Zhou , Yongxin Yang , Timothy Hospedales , Tao Xiang

In real applications, object detectors based on deep networks still face challenges of the large domain gap between the labeled training data and unlabeled testing data. To reduce the gap, recent techniques are proposed by aligning the…

Computer Vision and Pattern Recognition · Computer Science 2020-07-07 Sanli Tang , Zhanzhan Cheng , Shiliang Pu , Dashan Guo , Yi Niu , Fei Wu

Both visual and auditory information are valuable to determine the salient regions in videos. Deep convolution neural networks (CNN) showcase strong capacity in coping with the audio-visual saliency prediction task. Due to various factors…

Computer Vision and Pattern Recognition · Computer Science 2022-08-17 Yingzi Fan , Longfei Han , Yue Zhang , Lechao Cheng , Chen Xia , Di Hu

Domain adaptation is widely used in learning problems lacking labels. Recent studies show that deep adversarial domain adaptation models can make markable improvements in performance, which include symmetric and asymmetric architectures.…

Computer Vision and Pattern Recognition · Computer Science 2019-09-19 Guanyu Cai , Yuqin Wang , Mengchu Zhou , Lianghua He

In this paper, we demonstrate the ability to recognize hand gestures in a non-contact, wireless fashion using only incoherent light signals reflected from a human subject. Fundamentally distinguished from radar, lidar and camera-based…

Signal Processing · Electrical Eng. & Systems 2020-07-17 Li Yu , Hisham Abuella , Md Zobaer Islam , John F. O'Hara , Christopher Crick , Sabit Ekin

Performance achievable by modern deep learning approaches are directly related to the amount of data used at training time. Unfortunately, the annotation process is notoriously tedious and expensive, especially for pixel-wise tasks like…

Computer Vision and Pattern Recognition · Computer Science 2018-10-16 Pierluigi Zama Ramirez , Alessio Tonioni , Luigi Di Stefano

Domain generalization (DG) strives to address distribution shifts across diverse environments to enhance model's generalizability. Current DG approaches are confined to acquiring robust representations with continuous features, specifically…

Computer Vision and Pattern Recognition · Computer Science 2025-04-10 Shaocong Long , Qianyu Zhou , Xikun Jiang , Chenhao Ying , Lizhuang Ma , Yuan Luo

In the fast-paced field of human-computer interaction (HCI) and virtual reality (VR), automatic gesture recognition has become increasingly essential. This is particularly true for the recognition of hand signs, providing an intuitive way…

Computer Vision and Pattern Recognition · Computer Science 2024-02-21 Christian Schuessler , Wenxuan Zhang , Johanna Bräunig , Marcel Hoffmann , Michael Stelzig , Martin Vossiek

Adversarial examples are input examples that are specifically crafted to deceive machine learning classifiers. State-of-the-art adversarial example detection methods characterize an input example as adversarial either by quantifying the…

Computer Vision and Pattern Recognition · Computer Science 2021-01-01 Yuhang Wu , Sunpreet S. Arora , Yanhong Wu , Hao Yang

Human computer interaction facilitates intelligent communication between humans and computers, in which gesture recognition plays a prominent role. This paper proposes a machine learning system to identify dynamic gestures using tri-axial…

Human-Computer Interaction · Computer Science 2018-09-19 Gautham Krishna G , Karthik Subramanian Nathan , Yogesh Kumar B , Ankith A Prabhu , Ajay Kannan , Vineeth Vijayaraghavan

Gait recognition is an important AI task, which has been progressed rapidly with the development of deep learning. However, existing learning based gait recognition methods mainly focus on the single domain, especially the constrained…

Computer Vision and Pattern Recognition · Computer Science 2025-11-19 Likai Wang , Ruize Han , Wei Feng , Song Wang

The dominant line of work in domain adaptation has focused on learning invariant representations using domain-adversarial training. In this paper, we interpret this approach from a game theoretical perspective. Defining optimal solutions in…

Machine Learning · Computer Science 2022-02-14 David Acuna , Marc T Law , Guojun Zhang , Sanja Fidler

Object detection networks have reached an impressive performance level, yet a lack of suitable data in specific applications often limits it in practice. Typically, additional data sources are utilized to support the training task. In…

Computer Vision and Pattern Recognition · Computer Science 2022-09-01 Maximilian Menke , Thomas Wenzel , Andreas Schwung

We present Domain Contrast (DC), a simple yet effective approach inspired by contrastive learning for training domain adaptive detectors. DC is deduced from the error bound minimization perspective of a transferred model, and is implemented…

Computer Vision and Pattern Recognition · Computer Science 2020-06-29 Feng Liu , Xiaoxong Zhang , Fang Wan , Xiangyang Ji , Qixiang Ye