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Papers One-Class Classification

“One-Class Classification” 태그가 달린 논문 227편 · 필터 해제

PANDA: Adapting Pretrained Features for Anomaly Detection and Segmentation

2020-10-12 · CVPR 2021 1 · Tal Reiss, Niv Cohen, Liron Bergman, Yedid Hoshen

Anomaly detection methods require high-quality features. In recent years, the anomaly detection community has attempted to obtain better features using advances in deep self-supervised feature learning. Surprisingly, a v…

Anomaly DetectionAnomaly SegmentationContinual LearningMulti-class Classification+2

An ensemble of Density based Geometric One-Class Classifier and Genetic Algorithm

2020-10-02 · Do Gyun Kim, Jin Young Choi

One of the most rising issues in recent machine learning research is One-Class Classification which considers data set composed of only one class and outliers. It is more reasonable than traditional Multi-Class Classific…

ClassificationGeneral ClassificationMulti-class ClassificationOne-Class Classification+1

A Unifying Review of Deep and Shallow Anomaly Detection

2020-09-24 · Lukas Ruff, Jacob R. Kauffmann, Robert A. Vandermeulen, Grégoire Montavon 외

Deep learning approaches to anomaly detection have recently improved the state of the art in detection performance on complex datasets such as large collections of images or text. These results have sparked a renewed int…

Anomaly DetectionOne-Class Classification

Identification of Abnormal States in Videos of Ants Undergoing Social Phase Change

2020-09-18 · Taeyeong Choi, Benjamin Pyenson, Juergen Liebig, Theodore P. Pavlic

Biology is both an important application area and a source of motivation for development of advanced machine learning techniques. Although much attention has been paid to large and complex data sets resulting from high-t…

One-Class ClassificationTime Series Analysis

Meta Learning for Few-Shot One-class Classification

2020-09-11 · Gabriel Dahia, Maurício Pamplona Segundo

We propose a method that can perform one-class classification given only a small number of examples from the target class and none from the others. We formulate the learning of meaningful features for one-class classific…

ClassificationGeneral ClassificationMeta-LearningOne-Class Classification

STEP-GAN: A Step-by-Step Training for Multi Generator GANs with application to Cyber Security in Power Systems

2020-09-11 · Mohammad Adiban, Arash Safari, Giampiero Salvi

In this study, we introduce a novel unsupervised countermeasure for smart grid power systems, based on generative adversarial networks (GANs). Given the pivotal role of smart grid systems (SGSs) in urban life, their secu…

One-Class Classification

$\ell_p$-Norm Multiple Kernel One-Class Fisher Null-Space

2020-08-19 · Shervin Rahimzadeh Arashloo

The paper addresses the multiple kernel learning (MKL) problem for one-class classification (OCC). For this purpose, based on the Fisher null-space one-class classification principle, we present a multiple kernel learnin…

General ClassificationOne-Class Classification

Unsupervised Transfer Learning for Anomaly Detection: Application to Complementary Operating Condition Transfer

2020-08-18 · Gabriel Michau, Olga Fink

Anomaly Detectors are trained on healthy operating condition data and raise an alarm when the measured samples deviate from the training data distribution. This means that the samples used to train the model should be su…

Anomaly DetectionClusteringDimensionality ReductionDomain Adaptation+3

Quantum One-class Classification With a Distance-based Classifier

2020-07-31 · Nicolas M. de Oliveira, Lucas P. de Albuquerque, Wilson R. de Oliveira, Teresa B. Ludermir 외

The advancement of technology in Quantum Computing has brought possibilities for the execution of algorithms in real quantum devices. However, the existing errors in the current quantum hardware and the low number of ava…

BIG-bench Machine LearningClassificationGeneral ClassificationOne-Class Classification+2

Few-Shot One-Class Classification via Meta-Learning

2020-07-08 · Ahmed Frikha, Denis Krompaß, Hans-Georg Köpken, Volker Tresp

Although few-shot learning and one-class classification (OCC), i.e., learning a binary classifier with data from only one class, have been separately well studied, their intersection remains rather unexplored. Our work a…

Anomaly DetectionClassificationFew-Shot LearningGeneral Classification+4

Meta-Learning for One-Class Classification with Few Examples using Order-Equivariant Network

2020-07-08 · Ademola Oladosu, Tony Xu, Philip Ekfeldt, Brian A. Kelly 외

This paper presents a meta-learning framework for few-shots One-Class Classification (OCC) at test-time, a setting where labeled examples are only available for the positive class, and no supervision is given for the neg…

Anomaly DetectionAstronomyGeneral Classificationimbalanced classification+2

Explainable Deep One-Class Classification

2020-07-03 · ICLR 2021 1 · Philipp Liznerski, Lukas Ruff, Robert A. Vandermeulen, Billy Joe Franks 외

Deep one-class classification variants for anomaly detection learn a mapping that concentrates nominal samples in feature space causing anomalies to be mapped away. Because this transformation is highly non-linear, findi…

Anomaly DetectionClassificationGeneral ClassificationOne-Class Classification+1

G2D: Generate to Detect Anomaly

2020-06-20 · Masoud Pourreza, Bahram Mohammadi, Mostafa Khaki, Samir Bouindour 외

In this paper, we propose a novel method for irregularity detection. Previous researches solve this problem as a One-Class Classification (OCC) task where they train a reference model on all of the available samples. The…

Anomaly DetectionBinary ClassificationOne-Class Classification

Use of in-the-wild images for anomaly detection in face anti-spoofing

2020-06-18 · Latifah Abduh, Ioannis Ivrissimtzis

The traditional approach to face anti-spoofing sees it as a binary classification problem, and binary classifiers are trained and validated on specialized anti-spoofing databases. One of the drawbacks of this approach is…

Anomaly DetectionBinary ClassificationFace Anti-SpoofingOne-Class Classification

Applying support vector data description for fraud detection

2020-05-31 · Mohamad Khedmati, Masoud Erfani, Mohammad GhasemiGol

Fraud detection is an important topic that applies to various enterprises such as banking and financial sectors, insurance, government agencies, law enforcement, and more. Fraud attempts have been risen remarkably in cur…

Fraud DetectionOne-Class Classification

Policy Entropy for Out-of-Distribution Classification

2020-05-25 · Andreas Sedlmeier, Robert Müller, Steffen Illium, Claudia Linnhoff-Popien

One critical prerequisite for the deployment of reinforcement learning systems in the real world is the ability to reliably detect situations on which the agent was not trained. Such situations could lead to potential sa…

BenchmarkingClassificationDeep Reinforcement LearningGeneral Classification+5

Detecting Adversarial Examples for Speech Recognition via Uncertainty Quantification

2020-05-24 · Sina Däubener, Lea Schönherr, Asja Fischer, Dorothea Kolossa

Machine learning systems and also, specifically, automatic speech recognition (ASR) systems are vulnerable against adversarial attacks, where an attacker maliciously changes the input. In the case of ASR systems, the mos…

Automatic Speech RecognitionAutomatic Speech Recognition (ASR)One-Class Classificationspeech-recognition+2

Evolutionary Simplicial Learning as a Generative and Compact Sparse Framework for Classification

2020-05-14 · Yigit Oktar, Mehmet Turkan

Dictionary learning for sparse representations has been successful in many reconstruction tasks. Simplicial learning is an adaptation of dictionary learning, where subspaces become clipped and acquire arbitrary offsets, …

ClassificationDictionary LearningGeneral ClassificationMulti-class Classification+1

Towards Anomaly Detection in Dashcam Videos

2020-04-11 · Sanjay Haresh, Sateesh Kumar, M. Zeeshan Zia, Quoc-Huy Tran

Inexpensive sensing and computation, as well as insurance innovations, have made smart dashboard cameras ubiquitous. Increasingly, simple model-driven computer vision algorithms focused on lane departures or safe followi…

Anomaly DetectionOne-Class Classification

Viral Pneumonia Screening on Chest X-ray Images Using Confidence-Aware Anomaly Detection

2020-03-27 · Jianpeng Zhang, Yutong Xie, Guansong Pang, Zhibin Liao 외

Cluster of viral pneumonia occurrences during a short period of time may be a harbinger of an outbreak or pandemic, like SARS, MERS, and recent COVID-19. Rapid and accurate detection of viral pneumonia using chest X-ray …

Anomaly DetectionBinary ClassificationClassificationGeneral Classification+1
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