Results 1 to 10 of about 3,137,947 (294)

CDSTAEP: Cross-Domain Spatial-Temporal Association Learning for Abnormal Events Prediction

open access: yesApplied Sciences, 2023
Predicting network abnormal events and behavior can enhance security situation awareness and the ability to infer attack intentions. Most of the existing abnormal event prediction methods usually rely on the temporal relationship features between events ...
Mingcheng Gao   +3 more
doaj   +1 more source

Forecasting influenza hospital admissions within English sub-regions using hierarchical generalised additive models

open access: yesCommunications Medicine, 2023
Background Seasonal influenza places a substantial burden annually on healthcare services. Policies during the COVID-19 pandemic limited the transmission of seasonal influenza, making the timing and magnitude of a potential resurgence difficult to ...
Jonathon Mellor   +7 more
doaj   +1 more source

Covert Timing Channels Detection Based on Auxiliary Classifier Generative Adversarial Network

open access: yesIEEE Open Journal of the Computer Society, 2021
Covert timing channels (CTCs) are defined as a mechanism that embeds covert information into network traffic. In a manner, information leakage caused by CTCs brings serious threat to network security.
Chonggao Sun   +3 more
doaj   +1 more source

Deep neural network-aided design of terahertz bifunctional metasurface

open access: yesResults in Physics, 2023
Based on the insulator-to-metal phase transition of vanadium dioxide (VO2), we present a bifunctional metasurface (MS), which can be switched between the two working states, i.e., a broadband absorber and a broadband polarization converter.
Yisong Lv   +5 more
doaj   +1 more source

Truly privacy-preserving federated analytics for precision medicine with multiparty homomorphic encryption

open access: yesNature Communications, 2021
Existing approaches to sharing of distributed medical data either provide only limited protection of patients’ privacy or sacrifice the accuracy of results.
David Froelicher   +8 more
doaj   +1 more source

DPENet: Dual-path extraction network based on CNN and transformer for accurate building and road extraction

open access: yesInternational Journal of Applied Earth Observations and Geoinformation, 2023
The acceleration of urbanization and the increasing demand for precise city planning have made the extraction of buildings and roads from remote sensing images crucial.
Ziyi Chen   +5 more
doaj   +1 more source

Dynamic Security Risk Management Considering Systems Structural and Probabilistic Attributes [PDF]

open access: yesComputer and Knowledge Engineering, 2023
Today’s cyber-attacks are getting more sophisticated and their volume is consistently growing. Organizations suffer from various attacks in their lifetime each of which exploiting different vulnerabilities, therefore, preventing them all is not ...
Masoud Khosravi-Farmad   +1 more
doaj   +1 more source

Dubhe: a deep-learning-based B5G coverage analysis method

open access: yesEURASIP Journal on Advances in Signal Processing, 2021
In recent years, with the rapid development of various technologies such as the Internet of Things and the Internet, the demand for massive device connections and a variety of differentiated new business applications has continued to increase.
Haoyan Xu, Xiaolong Xu, Fu Xiao
doaj   +1 more source

Hate Speech Detection Using Machine Learning: A Survey

open access: yesAcademy Journal of Science and Engineering, 2023
Currently hate speech is a growing challenge for society, individuals, policymakers, and researchers, as social media platforms make it easy to anonymously create and grow online friends and followers, and provide an online forum for debate about ...
Seble, H.,   +7 more
doaj  

Uncovering the relationships between military community health and affects expressed in social media

open access: yesEPJ Data Science, 2017
Military populations present a small, unique community whose mental and physical health impacts the security of the nation. Recent literature has explored social media’s ability to enhance disease surveillance and characterize distinct communities with ...
Svitlana Volkova   +3 more
doaj   +1 more source

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