Results 1 to 10 of about 2,120,304 (301)

Formal approach to modeling of modern Information Systems

open access: yesInternational Journal of Information Systems and Project Management, 2016
Most recently, the concept of business documents has started to play double role. On one hand, a business document (word processing text or calculation sheet) can be used as specification tool, on the other hand the business document is an immanent ...
Bálint Molnár   +4 more
doaj   +2 more sources

Minimizing Data Collection Time With Collaborative UAVs in Wireless Sensor Networks

open access: yesIEEE Access, 2020
Unmanned aerial vehicle (UAV) data collection is a promising research direction that can be applied to many practical scenarios. Due to the limited energy of sensors in wireless sensor networks (WSN), UAV, which is considered as a mobile fusion center ...
Yue Wang   +4 more
doaj   +1 more source

Low-Rank and Sparse Matrix Recovery for Hyperspectral Image Reconstruction Using Bayesian Learning

open access: yesSensors, 2022
In order to reduce the amount of hyperspectral imaging (HSI) data transmission required through hyperspectral remote sensing (HRS), we propose a structured low-rank and joint-sparse (L&S) data compression and reconstruction method.
Yanbin Zhang   +4 more
doaj   +1 more source

Energy Efficient 3-D UAV Control for Persistent Communication Service and Fairness: A Deep Reinforcement Learning Approach

open access: yesIEEE Access, 2020
Recently, unmanned aerial vehicles (UAVs) as flying wireless communication platform have attracted much attention. Benefiting from the mobility, UAV aerial base stations can be deployed quickly and flexibly, and can effectively establish Line-of-Sight ...
Hang Qi   +4 more
doaj   +1 more source

Conceptual data systems architecture principles for information systems

open access: yesFrontiers in Computer Science, 2023
Information systems alignment with enterprise evolution affects the performance of enterprises. The systems conceptual and data quality, development time and sustainable life cycle management, are issues for enterprise competitiveness.
Tomas Jonsson
doaj   +1 more source

Information Technology of Software Architecture Structural Synthesis of Information System [PDF]

open access: yes, 2016
Information technology of information system software architecture structural synthesis is proposed. It is used for evolutionary models of the software lifecycle, which provides configuration and formation of software to control the realization and ...
Chainikov, S. (Sergey)   +1 more
core   +2 more sources

A novel compressed sensing-based non-orthogonal multiple access scheme for massive MTC in 5G systems

open access: yesEURASIP Journal on Wireless Communications and Networking, 2018
The main challenges for massive machine type communication in 5G system are to support random access for massive users and to control signaling overhead and data processing complexity.
Kesen He   +3 more
doaj   +1 more source

ML-SLD: A message-level stateless design for cloud-native 5G core network

open access: yesDigital Communications and Networks, 2023
The Internet of Things (IoTs) has become an essential component of the 5th Generation (5G) network and beyond, accelerating the transition to digital society.
Keliang Du   +5 more
doaj   +1 more source

Implementation of Multipath Network Virtualization With SDN and NFV

open access: yesIEEE Access, 2018
Multipath networks have been extensively studied to improve throughput and alleviate network congestion. However, multipath networks, with the exception of equal-cost multi-path networks, are difficult to implement because they schedule network resources
Qingtian Wang   +5 more
doaj   +1 more source

EEG Data Augmentation for Emotion Recognition with a Task-Driven GAN

open access: yesAlgorithms, 2023
The high cost of acquiring training data in the field of emotion recognition based on electroencephalogram (EEG) is a problem, making it difficult to establish a high-precision model from EEG signals for emotion recognition tasks.
Qing Liu, Jianjun Hao, Yijun Guo
doaj   +1 more source

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