Results 31 to 40 of about 107,551 (188)

Searching for anomalous quartic gauge couplings at muon colliders using principal component analysis

open access: yesEuropean Physical Journal C: Particles and Fields, 2023
Searching for new physics (NP) is one of the areas of high-energy physics that requires the most processing of large amounts of data. At the same time, quantum computing has huge potential advantages when dealing with large amounts of data. The principal
Yi-Fei Dong   +2 more
doaj   +1 more source

Combining Unsupervised Approaches for Near Real-Time Network Traffic Anomaly Detection

open access: yesApplied Sciences, 2022
The 0-day attack is a cyber-attack based on vulnerabilities that have not yet been published. The detection of anomalous traffic generated by such attacks is vital, as it can represent a critical problem, both in a technical and economic sense, for a ...
Francesco Carrera   +5 more
doaj   +1 more source

Fast, Robust, and Versatile Event Detection through HMM Belief State Gradient Measures

open access: yes, 2018
Event detection is a critical feature in data-driven systems as it assists with the identification of nominal and anomalous behavior. Event detection is increasingly relevant in robotics as robots operate with greater autonomy in increasingly ...
Duan, Shuangda   +5 more
core   +1 more source

Tiresias: Online Anomaly Detection for Hierarchical Operational Network Data [PDF]

open access: yes, 2012
Operational network data, management data such as customer care call logs and equipment system logs, is a very important source of information for network operators to detect problems in their networks.
Caesar, Matthew   +3 more
core   +2 more sources

Event Detection Using “Variable Module Graphs” for Home Care Applications

open access: yesEURASIP Journal on Advances in Signal Processing, 2007
Technology has reached new heights making sound and video capture devices ubiquitous and affordable. We propose a paradigm to exploit this technology for home care applications especially for surveillance and complex event detection.
Thomas S. Huang   +2 more
doaj   +1 more source

Constraints from the Time Lag between Gravitational Waves and Gamma Rays: Implications of GW 170817 and GRB 170817A

open access: yes, 2018
The Laser Interferometer Gravitational-Wave Observatory (LIGO) has recently discovered gravitational waves (GWs) from its first neutron star-neutron star merger at a distance of $\sim 40$~Mpc from the Earth.
Murase, Kohta, Shoemaker, Ian M.
core   +1 more source

A WASN-Based Suburban Dataset for Anomalous Noise Event Detection on Dynamic Road-Traffic Noise Mapping

open access: yesSensors, 2019
Traffic noise is presently considered one of the main pollutants in urban and suburban areas. Several recent technological advances have allowed a step forward in the dynamic computation of road-traffic noise levels by means of a Wireless Acoustic Sensor
Rosa Ma Alsina-Pagès   +3 more
doaj   +1 more source

Conflict-driven Hybrid Observer-based Anomaly Detection

open access: yes, 2017
This paper presents an anomaly detection method using a hybrid observer -- which consists of a discrete state observer and a continuous state observer. We focus our attention on anomalies caused by intelligent attacks, which may bypass existing anomaly ...
balluchi   +10 more
core   +1 more source

A Panoramic Review on Cutting-Edge Methods for Video Anomaly Localization

open access: yesIEEE Access
Video anomaly detection and localization is the process of spatiotemporally localizing the anomalous video segment corresponding to the abnormal event or activities.
Rashmiranjan Nayak   +4 more
doaj   +1 more source

EADN: An Efficient Deep Learning Model for Anomaly Detection in Videos

open access: yesMathematics, 2022
Surveillance systems regularly create massive video data in the modern technological era, making their analysis challenging for security specialists.
Sareer Ul Amin   +6 more
doaj   +1 more source

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