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In the field of fraud detection, the availability of comprehensive and privacy-compliant datasets is crucial for advancing machine learning research and developing effective anti-fraud systems. Traditional datasets often focus on…

Machine Learning · Computer Science 2024-04-24 Phoebe Jing , Yijing Gao , Xianlong Zeng

Modern image-based object detection models, such as YOLOv7, primarily process individual frames independently, thus ignoring valuable temporal context naturally present in videos. Meanwhile, existing video-based detection methods often…

Computer Vision and Pattern Recognition · Computer Science 2025-06-26 Yitong Quan , Benjamin Kiefer , Martin Messmer , Andreas Zell

Object detection models, widely used in security-critical applications, are vulnerable to backdoor attacks that cause targeted misclassifications when triggered by specific patterns. Existing backdoor defense techniques, primarily designed…

Computer Vision and Pattern Recognition · Computer Science 2024-10-01 Xianda Zhang , Siyuan Liang

Deep learning models are widely used across computer vision and other domains. When working on the model induction, selecting the right architecture for a given dataset often relies on repetitive trial-and-error procedures. This procedure…

Machine Learning · Computer Science 2026-01-06 Yen-Chia Chen , Hsing-Kuo Pao , Hanjuan Huang

While the use of deep neural networks has significantly boosted speaker recognition performance, it is still challenging to separate speakers in poor acoustic environments. To improve robustness of speaker recognition system performance in…

Audio and Speech Processing · Electrical Eng. & Systems 2020-05-19 Yanpei Shi , Qiang Huang , Thomas Hain

Presently, the task of few-shot object detection (FSOD) in remote sensing images (RSIs) has become a focal point of attention. Numerous few-shot detectors, particularly those based on two-stage detectors, face challenges when dealing with…

Computer Vision and Pattern Recognition · Computer Science 2024-06-18 Wenbin Guan , Zijiu Yang , Xiaohong Wu , Liqiong Chen , Feng Huang , Xiaohai He , Honggang Chen

Inspection of insulators is important to ensure reliable operation of the power system. Deep learning is being increasingly exploited to automate the inspection process by leveraging object detection models to analyse aerial images captured…

Computer Vision and Pattern Recognition · Computer Science 2024-08-28 Laya Das , Blazhe Gjorgiev , Giovanni Sansavini

This paper addresses the challenge of fully unsupervised image anomaly detection (FUIAD), where training data may contain unlabeled anomalies. Conventional methods assume anomaly-free training data, but real-world contamination leads models…

Computer Vision and Pattern Recognition · Computer Science 2025-10-20 Yuxin Zhang , Yunkang Cao , Yuqi Cheng , Yihan Sun , Weiming Shen

Detection of small, undetermined moving objects or objects in an occluded environment with a cluttered background is the main problem of computer vision. This greatly affects the detection accuracy of deep learning models. To overcome these…

Computer Vision and Pattern Recognition · Computer Science 2024-01-03 Syed Muhammad Aamir , Hongbin Ma , Malak Abid Ali Khan , Muhammad Aaqib

In the construction sector, ensuring worker safety is of the utmost significance. In this study, a deep learning-based technique is presented for identifying safety gear worn by construction workers, such as helmets, goggles, jackets,…

Computer Vision and Pattern Recognition · Computer Science 2024-08-31 Md. Shariful Islam , SM Shaqib , Shahriar Sultan Ramit , Shahrun Akter Khushbu , Abdus Sattar , Sheak Rashed Haider Noori

Deepfake detection automatically recognizes the manipulated medias through the analysis of the difference between manipulated and non-altered videos. It is natural to ask which are the top performers among the existing deepfake detection…

Computer Vision and Pattern Recognition · Computer Science 2024-03-14 Chenhao Lin , Jingyi Deng , Pengbin Hu , Chao Shen , Qian Wang , Qi Li

Deepfake has taken the world by storm, triggering a trust crisis. Current deepfake detection methods are typically inadequate in generalizability, with a tendency to overfit to image contents such as the background, which are frequently…

Computer Vision and Pattern Recognition · Computer Science 2023-09-21 Chao Shuai , Jieming Zhong , Shuang Wu , Feng Lin , Zhibo Wang , Zhongjie Ba , Zhenguang Liu , Lorenzo Cavallaro , Kui Ren

Assessing learner competency in clinical simulation requires expert observation that is time-intensive, difficult to scale, and subject to inter-rater variability. Vision-language models have emerged as a promising tool for understanding…

Computer Vision and Pattern Recognition · Computer Science 2026-05-21 Hanchen David Wang , Yilin Liu , Madison J. Lee , Surya Chand Rayala , Gautam Biswas , Daniel T. Levin , Meiyi Ma

Recent studies indicate that deep neural networks degrade in generalization performance under noisy supervision. Existing methods focus on isolating clean subsets or correcting noisy labels, facing limitations such as high computational…

Machine Learning · Computer Science 2025-10-30 Kuan Zhang , Chengliang Chai , Jingzhe Xu , Chi Zhang , Han Han , Ye Yuan , Guoren Wang , Lei Cao

The rapid expansion of the Internet of Things (IoT) has revolutionized modern industries by enabling smart automation and real time connectivity. However, this evolution has also introduced complex cybersecurity challenges due to the…

Digital image spoofing has emerged as a significant security threat in biometric authentication systems, particularly those relying on facial recognition. This study evaluates the performance of three vision based models, MobileNetV2,…

Computer Vision and Pattern Recognition · Computer Science 2025-11-03 Najeebullah , Maaz Salman , Zar Nawab Khan Swati

With the increase of distance learning, in general, and e-learning, in particular, having a system capable of determining the engagement of students is of primordial importance, and one of the biggest challenges, both for teachers,…

Computer Vision and Pattern Recognition · Computer Science 2023-03-24 Prabin Sharma , Shubham Joshi , Subash Gautam , Sneha Maharjan , Salik Ram Khanal , Manuel Cabral Reis , João Barroso , Vítor Manuel de Jesus Filipe

Deep neural networks are proven to be vulnerable to backdoor attacks. Detecting the trigger samples during the inference stage, i.e., the test-time trigger sample detection, can prevent the backdoor from being triggered. However, existing…

Cryptography and Security · Computer Science 2023-04-03 Xiaogeng Liu , Minghui Li , Haoyu Wang , Shengshan Hu , Dengpan Ye , Hai Jin , Libing Wu , Chaowei Xiao

Object detection is considered one of the most challenging problems in this field of computer vision, as it involves the combination of object classification and object localization within a scene. Recently, deep neural networks (DNNs) have…

Computer Vision and Pattern Recognition · Computer Science 2017-09-19 Mohammad Javad Shafiee , Brendan Chywl , Francis Li , Alexander Wong

Recently, many researchers have attempted to improve deep learning-based object detection models, both in terms of accuracy and operational speeds. However, frequently, there is a trade-off between speed and accuracy of such models, which…

Computer Vision and Pattern Recognition · Computer Science 2020-12-03 Sannidhi P Kumar , Chandan Gautam , Suresh Sundaram
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