Zobrazeno 1 - 10
of 96
pro vyhledávání: '"Yufu Ning"'
Publikováno v:
Mathematics, Vol 12, Iss 16, p 2457 (2024)
The multifaceted nature of online rumors poses challenges to their identification and control. Current approaches to online rumor governance are evolving from fragmented management to collaborative efforts, emphasizing the proactive management of rum
Externí odkaz:
https://doaj.org/article/628a238f1d1149ca99e2718e875a0a77
Publikováno v:
Crystals, Vol 14, Iss 3, p 226 (2024)
In this study, one-dimensional grating coupler on single-crystal lithium niobate thin film (lithium niobate on insulator, LNOI) that also served as a polarization splitter was designed. The coupler could separate both orthogonal polarization states i
Externí odkaz:
https://doaj.org/article/1f755457a4c44200b90f473f93f451bd
Publikováno v:
Mathematics, Vol 11, Iss 21, p 4490 (2023)
According to the analysis of historical tourism data, it was found that tourism revenue is influenced by multiple factors, and there exists a linear relationship between these factors and tourism revenue. Therefore, this paper employs a linear regres
Externí odkaz:
https://doaj.org/article/58d2c082c48641ab9a0dfdd72f70d0fb
Publikováno v:
Mathematics, Vol 11, Iss 20, p 4354 (2023)
In data analysis and modeling, least squares and total least squares are both mathematical optimization techniques. It is noteworthy that both the least squares method and the total least squares method are used to deal with precise and random data.
Externí odkaz:
https://doaj.org/article/b4dc0683dd904b71b3065c6baa8cb3d4
An Evaluation Model for the Influence of KOLs in Short Video Advertising Based on Uncertainty Theory
Publikováno v:
Symmetry, Vol 15, Iss 8, p 1594 (2023)
In the era of rapid growth in the short video industry, it is very important to find more accurate suitable advertising promoters, namely Key Opinion Leaders, to promote the development of short video commerce. A mathematical method is needed to grad
Externí odkaz:
https://doaj.org/article/52921355dc774ea69a8d983f1f64a3b9
Publikováno v:
Symmetry, Vol 15, Iss 8, p 1592 (2023)
It is noted that some uncertain variables are independent while others are not. In general, there is a symmetrical relationship between independence and dependence among uncertain variables. The utilization of conditional uncertain measures as well a
Externí odkaz:
https://doaj.org/article/f84421b9bce0452493b0add866558def
Publikováno v:
Symmetry, Vol 15, Iss 7, p 1379 (2023)
The traditional combination forecasting model has good forecasting effect, but it needs precise historical data. In fact, many random events are uncertain, and much of the data are imprecise; sometimes, historical data are lacking. We need to study c
Externí odkaz:
https://doaj.org/article/a5d5a015d1b84051a8bd8263231b26db
Publikováno v:
IEEE Access, Vol 9, Pp 142869-142878 (2021)
Social media marketing is a new mode of marketing industry. KOL (Key Opinion Leader) marketing is a popular way of social media marketing, which is profit-oriented. During the brand building in the early stage of marketing, the product side generally
Externí odkaz:
https://doaj.org/article/12db7de5d6f04daead0ebe0652396518
Publikováno v:
IEEE Access, Vol 8, Pp 40955-40965 (2020)
Live fish waterless transport strategy for the purpose of consumption or ornament is a novel technology, which can implement the larger volume transportation with high survival results as well as less wastewater pollution. The aim of this study was t
Externí odkaz:
https://doaj.org/article/443a549b3f5a490bb9e0e6bea8da3a81
Publikováno v:
Symmetry, Vol 14, Iss 5, p 1041 (2022)
The classic credit risk structured model assumes that risky asset values obey geometric Brownian motion. In reality, however, risky asset values are often not a continuous and symmetrical process, but rather they appear to jump and have asymmetric ch
Externí odkaz:
https://doaj.org/article/d476487e5b684db08fa562649a6c159f