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Related papers: SaliencyCut: Augmenting Plausible Anomalies for An…

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This paper investigates the role of saliency to improve the classification accuracy of a Convolutional Neural Network (CNN) for the case when scarce training data is available. Our approach consists in adding a saliency branch to an…

Computer Vision and Pattern Recognition · Computer Science 2019-05-07 Carola Figueroa Flores , Abel Gonzalez-García , Joost van de Weijer , Bogdan Raducanu

Self-supervised learning (SSL) has emerged as a promising alternative to create supervisory signals to real-world problems, avoiding the extensive cost of manual labeling. SSL is particularly attractive for unsupervised tasks such as…

Machine Learning · Computer Science 2023-07-31 Jaemin Yoo , Tiancheng Zhao , Leman Akoglu

Self-supervised learning (SSL) has emerged as a promising paradigm that presents supervisory signals to real-world problems, bypassing the extensive cost of manual labeling. Consequently, self-supervised anomaly detection (SSAD) has seen a…

Machine Learning · Computer Science 2025-07-22 Jaemin Yoo , Lingxiao Zhao , Leman Akoglu

Anomaly detection is a practical and challenging task due to the scarcity of anomaly samples in industrial inspection. Some existing anomaly detection methods address this issue by synthesizing anomalies with noise or external data.…

Computer Vision and Pattern Recognition · Computer Science 2025-05-15 Guan Gui , Bin-Bin Gao , Jun Liu , Chengjie Wang , Yunsheng Wu

Learning new concepts from a few of samples is a standard challenge in computer vision. The main directions to improve the learning ability of few-shot training models include (i) a robust similarity learning and (ii) generating or…

Computer Vision and Pattern Recognition · Computer Science 2019-04-09 Hongguang Zhang , Jing Zhang , Piotr Koniusz

Data augmentation can be a simple yet powerful tool for autonomous robots to fully utilise available data for selfsupervised identification of atypical scenes or objects. State-of-the-art augmentation methods arbitrarily embed "structural"…

Robotics · Computer Science 2022-03-25 Taeyeong Choi , Owen Would , Adrian Salazar-Gomez , Grzegorz Cielniak

Semi-supervised anomaly detection (SSAD) methods have demonstrated their effectiveness in enhancing unsupervised anomaly detection (UAD) by leveraging few-shot but instructive abnormal instances. However, the dominance of homogeneous normal…

Machine Learning · Computer Science 2023-09-07 Yixuan Zhou , Peiyu Yang , Yi Qu , Xing Xu , Zhe Sun , Andrzej Cichocki

Unsupervised anomaly detection is a challenging task in industrial applications since it is impracticable to collect sufficient anomalous samples. In this paper, a novel Self-Supervised Guided Segmentation Framework (SGSF) is proposed by…

Computer Vision and Pattern Recognition · Computer Science 2022-09-27 Peng Xing , Yanpeng Sun , Zechao Li

Despite the powerful feature extraction capability of Convolutional Neural Networks, there are still some challenges in saliency detection. In this paper, we focus on two aspects of challenges: i) Since salient objects appear in various…

Computer Vision and Pattern Recognition · Computer Science 2020-04-10 Mehrdad Noori , Sina Mohammadi , Sina Ghofrani Majelan , Ali Bahri , Mohammad Havaei

The detection and the quantification of anomalies in image data are critical tasks in industrial scenes such as detecting micro scratches on product. In recent years, due to the difficulty of defining anomalies and the limit of correcting…

Computer Vision and Pattern Recognition · Computer Science 2018-11-08 Masanari Kimura , Takashi Yanagihara

Saliency methods have been widely used to highlight important input features in model predictions. Most existing methods use backpropagation on a modified gradient function to generate saliency maps. Thus, noisy gradients can result in…

Computer Vision and Pattern Recognition · Computer Science 2021-11-30 Aya Abdelsalam Ismail , Héctor Corrada Bravo , Soheil Feizi

Sound event detection is a core module for acoustic environmental analysis. Semi-supervised learning technique allows to largely scale up the dataset without increasing the annotation budget, and recently attracts lots of research…

Audio and Speech Processing · Electrical Eng. & Systems 2021-02-02 Xiaofei Li

Anomaly detection becomes increasingly important for the dependability and serviceability of IT services. As log lines record events during the execution of IT services, they are a primary source for diagnostics. Thereby, unsupervised…

Machine Learning · Computer Science 2021-09-21 Thorsten Wittkopp , Alexander Acker , Sasho Nedelkoski , Jasmin Bogatinovski , Dominik Scheinert , Wu Fan , Odej Kao

Anomaly detection is a challenging task that frequently arises in practically all areas of industry and science, from fraud detection and data quality monitoring to finding rare cases of diseases and searching for new physics. Most of the…

Machine Learning · Computer Science 2021-11-22 Artem Ryzhikov , Maxim Borisyak , Andrey Ustyuzhanin , Denis Derkach

Contrastive representation learning seeks to acquire useful representations by estimating the shared information between multiple views of data. Here, the choice of data augmentation is sensitive to the quality of learned representations:…

Machine Learning · Statistics 2023-01-18 Kyungmin Lee , Jinwoo Shin

Although deep learning has been applied to successfully address many data mining problems, relatively limited work has been done on deep learning for anomaly detection. Existing deep anomaly detection methods, which focus on learning new…

Machine Learning · Computer Science 2019-11-21 Guansong Pang , Chunhua Shen , Anton van den Hengel

Anomaly detection in supercomputers is a very difficult problem due to the big scale of the systems and the high number of components. The current state of the art for automated anomaly detection employs Machine Learning methods or…

Machine Learning · Computer Science 2020-07-30 Andrea Borghesi , Andrea Bartolini , Michele Lombardi , Michela Milano , Luca Benini

High-quality saliency maps are essential in several machine learning application areas including explainable AI and weakly supervised object detection and segmentation. Many techniques have been developed to generate better saliency using…

Computer Vision and Pattern Recognition · Computer Science 2022-07-06 Osman Tursun , Simon Denman , Sridha Sridharan , Clinton Fookes

The performance of convolutional neural networks has continued to improve over the last decade. At the same time, as model complexity grows, it becomes increasingly more difficult to explain model decisions. Such explanations may be of…

Computer Vision and Pattern Recognition · Computer Science 2023-03-28 Colton Crum , Patrick Tinsley , Aidan Boyd , Jacob Piland , Christopher Sweet , Timothy Kelley , Kevin Bowyer , Adam Czajka

Image retargeting is the task of making images capable of being displayed on screens with different sizes. This work should be done so that high-level visual information and low-level features such as texture remain as intact as possible to…

Computer Vision and Pattern Recognition · Computer Science 2019-10-18 Mahdi Ahmadi , Nader Karimi , Shadrokh Samavi