Zobrazeno 1 - 10
of 143
pro vyhledávání: '"Dedy Dwi Prastyo"'
Autor:
Nur Azizah Affandy, Data Iranata, Nadjadji Anwar, Mahendra Andiek Maulana, Wasis Wardoyo, Dedy Dwi Prastyo, Bangun Muljo Sukojo
Publikováno v:
Civil Engineering Dimension, Vol 26, Iss 2 (2024)
This research explores the relationship between hydrological drought and agricultural drought in the Corong River Basin, focusing on the Gondang Reservoir Irrigation Area, Indonesia. By employing a Causal Time Series Regression Model, the study uncov
Externí odkaz:
https://doaj.org/article/1d72f73e38fc4c8890148b3f4fd2c2ba
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-17 (2024)
Abstract In this work, the mixed multivariate T 2 control chart’s detailed performance evaluation based on PCA mix is explored. The control limit of the proposed control chart is calculated using the kernel density approach. Through simulation stud
Externí odkaz:
https://doaj.org/article/9342f55b54a441ce9a008d1417a54870
Publikováno v:
Neutrosophic Sets and Systems, Vol 64, Pp 57-76 (2024)
The Neutrosophic Bonferroni operator is a novel operator that we provide in this paper. Then the arithmetic operations for Neutrosophic Bonferroni operator is developed which tells the existence of Neutrosophic Bonferroni operator. Then its propertie
Externí odkaz:
https://doaj.org/article/c4e8adc5e3d344c1a7384e56a21bd6e6
Publikováno v:
Forecasting, Vol 6, Iss 1, Pp 152-169 (2024)
Standard time-series modeling requires the stability of model parameters over time. The instability of model parameters is often caused by structural breaks, leading to the formation of nonlinear models. A state-dependent model (SDM) is a more genera
Externí odkaz:
https://doaj.org/article/c0498a5d7ee146e38b24faad86136130
Publikováno v:
International Journal of Data and Network Science, Vol 8, Iss 1, Pp 523-536 (2024)
One time series model developed to predict economic data is Spatial Vector Autoregressive with Exogenous Variables (SpVARX). This model can accommodate simultaneously the interrelationships between variables, the impact of exogenous variables, and In
Externí odkaz:
https://doaj.org/article/55e119c948e249088241944b409c1c54
Autor:
Nur Azizah Affandy, Data Iranata, Nadjadji Anwar, Mahendra Andiek Maulana, Dedy Dwi Prastyo, Zulkifli Yusop, Wasis Wardoyo
Publikováno v:
Aceh International Journal of Science and Technology, Vol 12, Iss 3, Pp 378-393 (2023)
Hydrological drought analysis in a river basin is crucial because it impacts water resource management, agriculture, drinking water supply, industry, ecology, and disaster risk mitigation. It plays a key role in water usage planning, safeguarding agr
Externí odkaz:
https://doaj.org/article/72e0ad07309d48e9a45750a23c767a7c
Publikováno v:
Media Statistika, Vol 16, Iss 1, Pp 1-12 (2023)
The industrial sector plays a leading role in an economy such that the financial stability of companies from this sector be a big concern. Two financial ratios, i.e., the Interest Coverage Ratio (ICR) and the Return on Assets (ROA), are used to deter
Externí odkaz:
https://doaj.org/article/19b819b5e77d413382c69377fb9dac97
A hybrid model of spatial autoregressive-multivariate adaptive generalized Poisson regression spline
Autor:
Septia Devi Prihastuti Yasmirullah, Bambang Widjanarko Otok, Jerry Dwi Trijoyo Purnomo, Dedy Dwi Prastyo
Publikováno v:
Decision Science Letters, Vol 12, Iss 4, Pp 721-728 (2023)
Several Multivariate Adaptive Regression Spline (MARS) approaches are available to model categorical and numerical (especially continuous) data. Currently, there are other numerical data types—discrete or count data—that call for specific conside
Externí odkaz:
https://doaj.org/article/2659b3c8a0c14bd0851fcbfdf8bab7e9
Publikováno v:
IEEE Access, Vol 9, Pp 105369-105381 (2021)
A Simultaneous control chart is a well-known tool for monitoring the process mean and process variability with a single chart. In recent decades, many researchers have been interested in developing simultaneous control charts. The Shewhart chart is t
Externí odkaz:
https://doaj.org/article/6184aa0fb5d7419883150050ac7b2c94
Publikováno v:
Экономика региона, Vol 16, Iss 3, Pp 911-920 (2020)
Increased connectivity between regions in Indonesia is believed to impact the productivity capacity of each region, as well as its economic growth. Moreover, the influence of connectivity on the surrounding area is commonly known as the indirect effe
Externí odkaz:
https://doaj.org/article/11ea9b8491374635a084b60c943db610