Results 11 to 20 of about 34,857 (308)

Peramalan Data IHSG Menggunakan Fuzzy Time Series

open access: yesIJCCS (Indonesian Journal of Computing and Cybernetics Systems), 2013
Abstrak Fuzzy time series merupakan salah satu metode soft computing yang telah digunakan dan diterapkan dalam analisis data runtun waktu. Tujuan utama dari fuzzy time series adalah untuk memprediksi data runtun waktu yang dapat digunakan secara luas ...
Seng Hansun
doaj   +3 more sources

Time Series Prediction by Perturbed Fuzzy Model. [PDF]

open access: yes, 2007
This paper presents a fuzzy system approach to the prediction of nonlinear time series and dynamical systems based on a fuzzy model that includes its derivative information. The underlying mechanism governing the time series, expressed as a set of IF–THEN rules, is discovered by a modified structure of fuzzy system in order to capture the temporal ...
Salgado, Paulo   +2 more
openaire   +2 more sources

Comparison of Fuzzy Time Series Markov Chain and Fuzzy Time Series Lee in North Sumatra Import Value Forecasting

open access: yesNumerical: Jurnal Matematika dan Pendidikan Matematika, 2023
North Sumatra is a province that carries out import activities in other provinces to complement the shortage of goods in North Sumatra. Every month based on data from the Central Bureau of Statistics (BPS) of North Sumatra, the import value of North ...
Syukur Iman J. Telaumbanua, Didi Febrian
doaj   +1 more source

Rainfall Forecast in Different Methods of Trend Equations by Fuzzy Time Series

open access: yesRatio Mathematica, 2023
Fuzzy time series models have been put forward for Rainfall Prediction from many researchers around the globe. Fuzzy time series methods do not require any assumptions valid for classic time series approaches.
D Rajan, R Sugunthakunthalambigai
doaj   +1 more source

The Application of Neural Networks to Forecast Fuzzy Time Series [PDF]

open access: yesThe Egyptian Statistical Journal, 2015
This study applies a back-propagation neural network to forecast fuzzy time series. Three models are proposed; a conventional fuzzy time series model and two hybrid models.
Amaal El Sayed Abd El Ghany Mubarak
doaj   +1 more source

Polynomial Fuzzy Information Granule-Based Time Series Prediction

open access: yesMathematics, 2022
Fuzzy information granulation transfers the time series analysis from the numerical platform to the granular platform, which enables us to study the time series at a different granularity. In previous studies, each fuzzy information granule in a granular
Xiyang Yang   +3 more
doaj   +1 more source

Time Series Analysis by Fuzzy Logic Methods

open access: yesAlgorithms, 2023
The method of analyzing data known as Discrete Mathematical Analysis (DMA) incorporates fuzzy mathematics and logic. This paper focuses on applying DMA to study the morphology of time series by utilizing the language of fuzzy mathematics.
Sergey M. Agayan   +4 more
doaj   +1 more source

Fuzzy time series analysis: Expanding the scope with fuzzy numbers

open access: yesInternational Journal of Approximate Reasoning, 2023
Funding for open access charge: Universidad de Málaga ...
Hugo J. Bello   +3 more
openaire   +2 more sources

Evolving single- and multi-model fuzzy classifiers with FLEXFIS-class [PDF]

open access: yes, 2007
[2] R. Santos, E. Dougherty, and J. A. Jaakko, “Creating fuzzy rules for image classification using biased data clustering,” in SPIE proceedings series (SPIE proc. ser.) International Society for Optical Engineering proceedings series.
Angelov, Plamen   +5 more
core   +1 more source

On-line evolution of Takagi-Sugeno fuzzy models [PDF]

open access: yes, 2004
Evolving Takagi-Sugeno (eTS) fuzzy models and the method for their on-line identification has been recently introduced for both MISO and MIMO case. In this paper, the mechanism for rule-base evolution, one of the central points of the algorithm together ...
Angelov, Plamen   +7 more
core   +1 more source

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