Results 21 to 30 of about 82,540 (233)

Detection of Anomalous Reactor Activity Using Antineutrino Count Rate Evolution Over the Course of a Reactor Cycle [PDF]

open access: yes, 2010
This paper analyzes the sensitivity of antineutrino count rate measurements to changes in the fissile content of civil power reactors. Such measurements may be useful in IAEA reactor safeguards applications. We introduce a hypothesis testing procedure to
Adam Bernstein   +3 more
core   +3 more sources

Investigations of anomalous gravity signals prior to 71 large earthquakes based on a 4-years long superconducting gravimeter records

open access: yesGeodesy and Geodynamics, 2017
Using continuous 1-Hz sampling time-series recorded by a SG (superconducting gravimeter) at Hsinchu station, Taiwan of China, we investigate the anomalous gravity signals prior to 71 large earthquakes with moment magnitude larger than 7.0 (Mw7.0 ...
Dijin Wang, Cheinway Hwang, Wenbin Shen
doaj   +1 more source

Coherent Resonat millenial-scale climate transitions triggered by massive meltwater pulses [PDF]

open access: yes, 2003
The role of mean and stochastic freshwater forcing on the generation of millennial-scale climate variability in the North Atlantic is studied using a low-order coupled atmosphere–ocean–sea ice model.
Gildor, M.   +3 more
core   +1 more source

Deep Predictive Coding Neural Network for RF Anomaly Detection in Wireless Networks

open access: yes, 2018
Intrusion detection has become one of the most critical tasks in a wireless network to prevent service outages that can take long to fix. The sheer variety of anomalous events necessitates adopting cognitive anomaly detection methods instead of the ...
Jauhar, Ahmad   +3 more
core   +1 more source

Anomalous stress diffusion in earthquake triggering: Correlation length, time dependence, and directionality [PDF]

open access: yes, 2003
It has been recently suggested that moderate and large earthquakes can be triggered by similarly sized events at very long range. Here we study the main characteristics of earthquake triggering by determining its correlation length, time dependence, and ...
Atkinson   +31 more
core   +1 more source

Analysis of the Impact of Anomalous Noise Events on Road Traffic Noise Levels Computation from Urban and Suburban WASNs in real operation

open access: yes, 2020
Among the different sources of environmental noise, Road Traffic Noise (RTN) has become the main acoustic pollutant in urban and suburban areas in recent years negatively affecting the quality of life of their citizens. In order to address this problem, the European authorities require their member states to fulfil the European Environmental Noise ...
Alias, Francesc   +3 more
openaire   +1 more source

An online graph-based anomalous change detection strategy for unsupervised video surveillance

open access: yesEURASIP Journal on Image and Video Processing, 2019
Due to various accidents and crime threats to an unspecified number of people, many surveillance technologies have been studied as an interest in individual security continues to increase throughout society.
Jongwon KIM, Jeongho CHO
doaj   +1 more source

Is It Possible to Predict Strong Earthquakes?

open access: yes, 2014
The possibility of earthquake prediction is one of the key open questions in modern geophysics. We propose an approach based on the analysis of common short-term candidate precursors (2 weeks to 3 months prior to strong earthquake) with the subsequent ...
Polyakov, Yuriy S.   +3 more
core   +1 more source

The anomalous transport of axial charge: topological vs non-topological fluctuations [PDF]

open access: yes, 2015
Axial charge imbalance is an essential ingredient in novel effects associated with chiral anomaly such as chiral magnetic effects (CME). In a non-Abelian plasma with chiral fermions, local axial charge can be generated a) by topological fluctuations ...
Iatrakis, Ioannis, Lin, Shu, Yin, Yi
core   +2 more sources

ANOMALOUS NOISE EVENTS CONSIDERATIONS FOR THE COMPUTATION OF ROAD TRAFFIC NOISE LEVELS: THE DYNAMAP'S MILAN CASE STUDY

open access: yes24th International Conference on Sound and Vibration 2017, London Calling
Dynamic noise maps are computed to represent the noise levels generated by road traffic in realtime to determine the population exposure to environmental noise. To this aim, a network ofacoustic sensors can be deployed in representative street locations to capture and process rawacoustic data before estimating the equivalent noise levels (Leq) of ...
Orga, F   +6 more
openaire   +4 more sources

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