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Reinforcement learning is concerned with identifying reward-maximizing behaviour policies in environments that are initially unknown. State-of-the-art reinforcement learning approaches, such as deep Q-networks, are model-free and learn to…

人工智能 · 计算机科学 2017-08-18 Felix Leibfried , Nate Kushman , Katja Hofmann

Anomaly detection is a method for discovering unusual and suspicious behavior. In many real-world scenarios, the examined events can be directly linked to the actions of an adversary, such as attacks on computer networks or frauds in…

Video anomaly detection is one of the hot research topics in computer vision nowadays, as abnormal events contain a high amount of information. Anomalies are one of the main detection targets in surveillance systems, usually needing…

计算机视觉与模式识别 · 计算机科学 2021-11-03 Mohammad Baradaran , Robert Bergevin

Software-defined networking (SDN) and network function virtualization (NFV) have enabled the efficient provision of network service. However, they also raised new tasks to monitor and ensure the status of virtualized service, and anomaly…

机器学习 · 计算机科学 2021-09-30 Chungjun Lee , Jibum Hong , DongNyeong Heo , Heeyoul Choi

Software-defined networking (SDN) is a new paradigm that allows developing more flexible network applications. SDN controller, which represents a centralized controlling point, is responsible for running various network applications as well…

密码学与安全 · 计算机科学 2019-05-09 Majd Latah , Levent Toker

Game publishers and anti-cheat companies have been unsuccessful in blocking cheating in online gaming. We propose a novel, vision-based approach that captures the final state of the frame buffer and detects illicit overlays. To this aim, we…

计算机视觉与模式识别 · 计算机科学 2021-03-30 Aditya Jonnalagadda , Iuri Frosio , Seth Schneider , Morgan McGuire , Joohwan Kim

This paper presents a novel anomaly detection methodology termed Statistical Aggregated Anomaly Detection (SAAD). The SAAD approach integrates advanced statistical techniques with machine learning, and its efficacy is demonstrated through…

机器学习 · 计算机科学 2024-06-14 Dacian Goina , Eduard Hogea , George Maties

Anomaly detection in SDN using data flow prediction is a difficult task. This problem is included in the category of time series and regression problems. Machine learning approaches are challenging in this field due to the manual selection…

机器学习 · 计算机科学 2024-02-12 Sajjad Salem , Salman Asoudeh

Anomalous sound detection (ASD) is the task of identifying whether the sound emitted from an object is normal or anomalous. In some cases, early detection of this anomaly can prevent several problems. This article presents a Systematic…

声音 · 计算机科学 2021-02-17 Eduardo C. Nunes

Anomaly detection in sport facilities has gained significant attention due to its potential to promote energy saving and optimizing operational efficiency. In this research article, we investigate the role of machine learning, particularly…

计算机与社会 · 计算机科学 2024-02-15 Fodil Fadli , Yassine Himeur , Mariam Elnour , Abbes Amira

Detecting anomalous inputs, such as adversarial and out-of-distribution (OOD) inputs, is critical for classifiers (including deep neural networks or DNNs) deployed in real-world applications. While prior works have proposed various methods…

机器学习 · 计算机科学 2021-06-18 Jayaram Raghuram , Varun Chandrasekaran , Somesh Jha , Suman Banerjee

We address the problem of anomaly detection, that is, detecting anomalous events in a video sequence. Anomaly detection methods based on convolutional neural networks (CNNs) typically leverage proxy tasks, such as reconstructing input video…

计算机视觉与模式识别 · 计算机科学 2020-03-31 Hyunjong Park , Jongyoun Noh , Bumsub Ham

Anomaly Detection and Segmentation (AD&S) is crucial for industrial quality control. While existing methods excel in generating anomaly scores for each pixel, practical applications require producing a binary segmentation to identify…

计算机视觉与模式识别 · 计算机科学 2024-04-08 Alex Costanzino , Pierluigi Zama Ramirez , Mirko Del Moro , Agostino Aiezzo , Giuseppe Lisanti , Samuele Salti , Luigi Di Stefano

From a safety perspective, a machine learning method embedded in real-world applications is required to distinguish irregular situations. For this reason, there has been a growing interest in the anomaly detection (AD) task. Since we cannot…

机器学习 · 计算机科学 2021-04-21 JuneKyu Park , Jeong-Hyeon Moon , Namhyuk Ahn , Kyung-Ah Sohn

Abnormal event detection (AED) in urban surveillance videos has multiple challenges. Unlike other computer vision problems, the AED is not solely dependent on the content of frames. It also depends on the appearance of the objects and their…

计算机视觉与模式识别 · 计算机科学 2020-11-20 Ali Atghaei , Soroush Ziaeinejad , Mohammad Rahmati

Manual identification of visual bugs in video games is a resource-intensive and costly process, often demanding specialized domain knowledge. While supervised visual bug detection models offer a promising solution, their reliance on…

计算机视觉与模式识别 · 计算机科学 2025-10-07 Faliu Yi , Sherif Abdelfattah , Wei Huang , Adrian Brown

As the number of cyberattacks and their particualr nature escalate, the need for effective intrusion detection systems (IDS) has become indispensable for ensuring the security of contemporary networks. Adaptive and more sophisticated…

密码学与安全 · 计算机科学 2025-05-12 Soham Chatterjee , Satvik Chaudhary , Aswani Kumar Cherukuri

Autism Spectrum Disorders (ASDs) are often associated with specific atypical postural or motor behaviors, of which Stereotypical Motor Movements (SMMs) have a specific visibility. While the identification and the quantification of SMM…

神经与进化计算 · 计算机科学 2016-06-08 Nastaran Mohammadian Rad , Andrea Bizzego , Seyed Mostafa Kia , Giuseppe Jurman , Paola Venuti , Cesare Furlanello

Deep Learning (DL) applications are being used to solve problems in critical domains (e.g., autonomous driving or medical diagnosis systems). Thus, developers need to debug their systems to ensure that the expected behavior is delivered.…

软件工程 · 计算机科学 2023-07-19 Mohammad Wardat , Breno Dantas Cruz , Wei Le , Hridesh Rajan

Time series anomaly detection is extensively studied in statistics, economics, and computer science. Over the years, numerous methods have been proposed for time series anomaly detection using deep learning-based methods. Many of these…

机器学习 · 计算机科学 2022-08-25 Shahroz Tariq , Binh M. Le , Simon S. Woo