نتایج جستجو برای: مدل sarima

تعداد نتایج: 120396  

2017
P. Arumugam R. Ezhilarasi C. C. Chiu

India is basically an agricultural country and the success or failure of the harvest and water scarcity in any year is always considered with the greatest concern. The average annual or seasonal rainfall at a place does not give sufficient information regarding its capacity to support crop production. Rainfall distribution pattern is the most important. The rainfall forecasting is scientificall...

2015
Ani Shabri

The least square support vector machines (LSSSVM) model is a novel forecasting approach and has been successfully used to solve time series problems. However, the applications of LSSVM model in a seasonal time series forecasting has not been widely investigated. This study aims at developing a LSSVM model to forecast seasonal time series data. To assess the effectiveness of this model, the airl...

1980
Pitsanu Tongkhow

Bayesian methods furnish an attractive approach to time series data analysis. This article proposes the forecasting models that can detect trend, seasonality, auto regression and outliers in time series data related to some covariates. Cumulative Weibull distribution functions for trend, dummy variables for seasonality, binary selections for outliers and latent autoregression for autocorrelated...

2013
B. Kavitha Rani

Rainfall is considered as one of the major components of the hydrological process; it takes significant part in evaluating drought and flooding events. Therefore, it is important to have an accurate model for rainfall prediction. Recently, several data-driven modeling approaches have been investigated to perform such forecasting tasks as multilayer perceptron neural networks (MLP-NN). In fact, ...

Journal: :Energies 2021

Research on forecasting the seasonality and growth trend of natural gas (NG) production consumption will help organize an analysis base for NG inspection development, social issues, allow industrials elements to operate effectively reduce economic issues. In this situation, we handle a comparison structure application different models in monthly using cross-correlation function then analyze ass...

Journal: :Journal of the Korean Data and Information Science Society 2016

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