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In the advent of wearable body-cameras, human activity classification from First-Person Videos (FPV) has become a topic of increasing importance for various applications, including in life-logging, law-enforcement, sports, workplace, and…

Computer Vision and Pattern Recognition · Computer Science 2020-06-12 Partho Ghosh , Md. Abrar Istiak , Nayeeb Rashid , Ahsan Habib Akash , Ridwan Abrar , Ankan Ghosh Dastider , Asif Shahriyar Sushmit , Taufiq Hasan

In this work, we formulate and study the problem of image-editing detection and attribution: given a base image and a suspicious image, detection seeks to determine whether the suspicious image was derived from the base image using an AI…

Cryptography and Security · Computer Science 2025-10-02 Zhengyuan Jiang , Yuyang Zhang , Moyang Guo , Neil Zhenqiang Gong

Graph Neural Networks (GNNs) have achieved promising results in tasks such as node classification and graph classification. However, recent studies reveal that GNNs are vulnerable to backdoor attacks, posing a significant threat to their…

Machine Learning · Computer Science 2025-03-13 Zhiwei Zhang , Minhua Lin , Junjie Xu , Zongyu Wu , Enyan Dai , Suhang Wang

The vulnerability against presentation attacks is a crucial problem undermining the wide-deployment of face recognition systems. Though presentation attack detection (PAD) systems try to address this problem, the lack of generalization and…

Computer Vision and Pattern Recognition · Computer Science 2022-02-22 Anjith George , David Geissbuhler , Sebastien Marcel

Drone detection is a challenging object detection task where visibility conditions and quality of the images may be unfavorable, and detections might become difficult due to complex backgrounds, small visible objects, and hard to…

Computer Vision and Pattern Recognition · Computer Science 2024-07-02 Ogulcan Eryuksel , Kamil Anil Ozfuttu , Fatih Cagatay Akyon , Kadir Sahin , Efe Buyukborekci , Devrim Cavusoglu , Sinan Altinuc

For the past three years, Kaggle has been hosting the Image Matching Challenge, which focuses on solving a 3D image reconstruction problem using a collection of 2D images. Each year, this competition fosters the development of innovative…

Computer Vision and Pattern Recognition · Computer Science 2024-07-04 Shyam Gupta , Dhanisha Sharma , Songling Huang

Intrusion detection for Controller Area Network (CAN) protocol requires modern methods in order to compete with other electrical architectures. Fingerprint Intrusion Detection Systems (IDS) provide a promising new approach to solve this…

Cryptography and Security · Computer Science 2022-08-24 Kunaal Verma , Mansi Girdhar , Azeem Hafeez , Selim S. Awad

Despite large progress in Explainable and Safe AI, practitioners suffer from a lack of regulation and standards for AI safety. In this work we merge recent regulation efforts by the European Union and first proposals for AI guidelines with…

We present an object detection framework based on PaddlePaddle. We put all the strategies together (multi-scale training, FPN, Cascade, Dcnv2, Non-local, libra loss) based on ResNet200-vd backbone. Our model score on public leaderboard…

Computer Vision and Pattern Recognition · Computer Science 2019-11-19 Ruoyu Guo , Cheng Cui , Yuning Du , Xianglong Meng , Xiaodi Wang , Jingwei Liu , Jianfeng Zhu , Yuan Feng , Shumin Han

Morphing Attack Detection (MAD) is a relevant topic that aims to detect attempts by unauthorised individuals to access a "valid" identity. One of the main scenarios is printing morphed images and submitting the respective print in a…

Computer Vision and Pattern Recognition · Computer Science 2024-08-20 Juan E. Tapia , Maximilian Russo , Christoph Busch

This article introduces the solutions of the two champion teams, `MMfruit' for the detection track and `MMfruitSeg' for the segmentation track, in OpenImage Challenge 2019. It is commonly known that for an object detector, the shared…

Computer Vision and Pattern Recognition · Computer Science 2020-03-18 Yu Liu , Guanglu Song , Yuhang Zang , Yan Gao , Enze Xie , Junjie Yan , Chen Change Loy , Xiaogang Wang

Deep learning has become an integral part of various computer vision systems in recent years due to its outstanding achievements for object recognition, facial recognition, and scene understanding. However, deep neural networks (DNNs) are…

Computer Vision and Pattern Recognition · Computer Science 2021-08-24 Nima Mirnateghi , Syed Afaq Ali Shah , Mohammed Bennamoun

This paper summarizes the Crowdsensing-based Road Damage Detection Challenge (CRDDC), a Big Data Cup organized as a part of the IEEE International Conference on Big Data'2022. The Big Data Cup challenges involve a released dataset and a…

Computer Vision and Pattern Recognition · Computer Science 2022-11-22 Deeksha Arya , Hiroya Maeda , Sanjay Kumar Ghosh , Durga Toshniwal , Hiroshi Omata , Takehiro Kashiyama , Yoshihide Sekimoto

Learning from imperfect data becomes an issue in many industrial applications after the research community has made profound progress in supervised learning from perfectly annotated datasets. The purpose of the Learning from Imperfect Data…

Crowd counting on the drone platform is an interesting topic in computer vision, which brings new challenges such as small object inference, background clutter and wide viewpoint. However, there are few algorithms focusing on crowd counting…

Nowadays, fingerprint-based biometric recognition systems are becoming increasingly popular. However, in spite of their numerous advantages, biometric capture devices are usually exposed to the public and thus vulnerable to presentation…

Computer Vision and Pattern Recognition · Computer Science 2021-01-12 Jascha Kolberg , Marta Gomez-Barrero , Christoph Busch

Many network applications can be formulated as NP-hard combinatorial optimization problems of community detection (CD). Due to the NP-hardness, to balance the CD quality and efficiency remains a challenge. Most existing CD methods are…

Social and Information Networks · Computer Science 2022-09-30 Meng Qin , Chaorui Zhang , Bo Bai , Gong Zhang , Dit-Yan Yeung

This paper introduces our solution for the Track2 in AI City Challenge 2020 (AICITY20). The Track2 is a vehicle re-identification (ReID) task with both the real-world data and synthetic data. Our solution is based on a strong baseline with…

Computer Vision and Pattern Recognition · Computer Science 2020-04-27 Shuting He , Hao Luo , Weihua Chen , Miao Zhang , Yuqi Zhang , Fan Wang , Hao Li , Wei Jiang

Artificial intelligence (AI) has enormous potential to improve Air Force pilot training by providing actionable feedback to pilot trainees on the quality of their maneuvers and enabling instructor-less flying familiarization for early-stage…

Artificial Intelligence · Computer Science 2022-11-29 Kaira Samuel , Matthew LaRosa , Kyle McAlpin , Morgan Schaefer , Brandon Swenson , Devin Wasilefsky , Yan Wu , Dan Zhao , Jeremy Kepner

Graph Neural Networks (GNNs) have achieved notable success in tasks such as social and transportation networks. However, recent studies have highlighted the vulnerability of GNNs to backdoor attacks, raising significant concerns about their…

Machine Learning · Computer Science 2025-10-21 Chang Liu , Hai Huang , Yujie Xing , Xingquan Zuo
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