Results 1 to 10 of about 35,361 (213)

Quality of Service (QoS) improving schemes in optical networks. [PDF]

open access: yesHeliyon, 2020
In optical networks, such as OPS/OBS, the network results into significant loss in the network layer. When the loss significantly deteriorates the QoS by increasing the Bit Error Rate (BER), a viable approach can be used to increase the performance.
Hailu DH   +3 more
europepmc   +5 more sources

Time-Aware QoS Prediction for Cloud Service Recommendation Based on Matrix Factorization

open access: yesIEEE Access, 2018
Prediction of quality of service (QoS) is a critical area of research for cloud service recommendation. The disadvantage of QoS values is that they are directly related to time series of service status and network condition and thus instantly vary over ...
Shun Li   +3 more
doaj   +3 more sources

RA-QoS: a robust autoencoder-based QoS predictor for highly accurate web service QoS prediction [PDF]

open access: yesPeerJ Computer Science
Web services are fundamental for online service-oriented applications, where accurately predicting quality of service (QoS) is critical for recommending optimal services among multiple candidates. Since QoS data often contains noise—stemming from factors
Shun Fu, Junnan Li, Lufeng Wang
doaj   +3 more sources

Arhitektura kvaliteta usluga telekomunikacionih mreža / Quality of service architectures in telecommunication networks [PDF]

open access: yesVojnotehnički Glasnik, 2004
U radu je analizirana arhitektura kvaliteta usluga (Quality of Service, QoS) s ciljem da se definišu kriterijumi združivanja protokola kvaliteta usluga prema različitim klasama usluga (Class of Service, CoS) telekomunikacione mreže. Na osnovu definisanih
Milojko Jevtović
doaj   +1 more source

A Parallel Service Selection Algorithm Balancing Risk and Preference [PDF]

open access: yesJisuanji gongcheng, 2016
Traditional Quality of Service(QoS) sequence description method only considers the mean(preference) which cannot reflect the QoS fluctuation(risk).To solve the problem,a parallel service selection algorithm combining risk and preference is proposed.The ...
ZHANG Longchang,YANG Yanhong,WANG Xiaoming
doaj   +1 more source

Mobile Internet of Things Dynamic Grid QoS Service Matching Mechanism and Simulation Analysis

open access: yesComplexity, 2021
With the development of the mobile Internet of Things, people have higher and higher requirements for services, and how to provide high-quality services that meet the needs of users has also become a hot issue of current research. This article is also in
Xuemei Fan
doaj   +1 more source

Quality of service (QoS) based service retrieval engine [PDF]

open access: yesProceedings of the 6th International Conference on Advances in Mobile Computing and Multimedia, 2008
It is observed that there are few service evaluation and ranking methodologies currently available in the SOE. In this paper, we propose an innovative service evaluation and ranking strategy, based on the measurement of trustworthiness and reputation of services (or service providers').
Hai Dong   +2 more
openaire   +1 more source

QoS Interval Number Service Composition Method Based on Improved Ant Colony Optimization Algorithm [PDF]

open access: yesJisuanji gongcheng, 2016
The existing Quality of Service(QoS) service composition methods fail to measure the interval QoS attributes, and overlooks the data distribution features in the QoS attributes and the description uncertainty for QoS demand, thus resulting in a big ...
SHEN Jiquan,KONG Xiangjun
doaj   +1 more source

A novel QoS-aware prediction approach for dynamic web services. [PDF]

open access: yesPLoS ONE, 2018
Web service has become irreplaceable for service-oriented application in both academia and industry in recent years. Quality of Service (QoS) is used to describe the nonfunctional characteristics of Web service. Identifying Web service QoS is crucial for
Yiguang Song, Li Hu, Ming Yu
doaj   +1 more source

Preslikavanje kvaliteta usluga na mrežne performanse telekomunikacionih mreža / Quality of service mapping to communications network performances [PDF]

open access: yesVojnotehnički Glasnik, 2004
U radu je prikazana analiza preslikavanja (mapping) i odnosa kvaliteta usluga (Quality of Service - QoS) i mrežnih performansi (Network Performance - NP) digitalnih telekomunikacionih mreža, uključujući digitalne mreže integrisanih službi (Integrated ...
Milojko Jevtović
doaj   +1 more source

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