نتایج جستجو برای: seasonal fuzzy time series

تعداد نتایج: 2254536  

Journal: :Brazilian Review of Econometrics 1988

Journal: :Earth Sciences Research Journal 2018

Journal: :Applications of Mathematics 1996

Journal: :Journal of the Royal Statistical Society. Series A (General) 1981

INTRODUCTION Hydrologic drought in the sense of deficient river flow is defined as the periods that river flow does not meet the needs of planned programs for system management. Drought is generally considered as periods with insignificant precipitation, soil moisture and water resources for sustaining and supplying the socioeconomic activities of a region. Thus, it is difficult to give a univ...

Journal: :journal of advances in computer research 2013
rasoul rajaei ali akbar gharaveisi seyed mohammad ali mohammadi

this paper presents a fuzzy approach to the prediction of highly nonlinear timeseries.the optimized mamdani-type fuzzy system denoted sqp-flc is applied forthe input-output modeling of measured data. in order to tune fuzzy membershipfunctions, a sequential quadratic programming (sqp) method is employed. theproposed method is evaluated and validated on a highly complex time series, dailygold pri...

Farimah Mokhatab Rafiei, Mehdi Bijari , Mehdi Khashei ,

  In recent years, various time series models have been proposed for financial markets forecasting. In each case, the accuracy of time series forecasting models are fundamental to make decision and hence the research for improving the effectiveness of forecasting models have been curried on. Many researchers have compared different time series models together in order to determine more efficien...

Journal: :Journal of Modern Applied Statistical Methods 2011

Journal: :Scientific journal of Astana IT University 2023

Abstract: In 2007, in Kazakhstan, there was a transition of TDM (Time Division Multiplexing) circuit-switched technologies to IP (Internet Protocol) packet technology, which created modern infrastructure for the ICT (information communication technologies) sphere. The advent IoT Things) concept has led growth functioning network at faster rate. It is currently developing direction cognitive inf...

Journal: :IJITPM 2015
Mostafa Salari Nooshin Yousefi Mohhmad Mahdi Asgary

In this paper, the authors develop a model to estimate future performance of construction projects. For the purpose of estimation, fuzzy times series models are used as an effective approach in estimation process. Furthermore, linguistic terms are applied to interpret the fuzzy-based results. The proposed model can assists project managers to develop their knowledge concerning the future aspect...

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