<abstract xmlns="http://www.w3.org/1999/xhtml"><p>Since the deterministic chaos appeared in the literature, we have observed a huge increase in interest in nonlinear dynamic systems theory among researchers, which has led to the creation of new methods of time series prediction, e.g. the largest Lyapunov exponent method and the nearest neighbor method. Real time series are usually disturbed by random noise, which can complicate the problem of forecasting of time series. Since the presence of noise in the data can significantly affect the quality of forecasts, the aim of the paper will be to evaluate the accuracy of predicting the time series filtered using the nearest neighbor method. The test will be conducted on the basis of selected financial time series.</p></abstract>

Since the deterministic chaos appeared in the literature, we have observed a huge increase in interest in nonlinear dynamic systems theory among researchers, which has led to the creation of new methods of time series prediction, e.g. the largest Lyapunov exponent method and the nearest neighbor method. Real time series are usually disturbed by random noise, which can complicate the problem of forecasting of time series. Since the presence of noise in the data can significantly affect the quality of forecasts, the aim of the paper will be to evaluate the accuracy of predicting the time series filtered using the nearest neighbor method. The test will be conducted on the basis of selected financial time series.

The Application of Random Noise Reduction By Nearest Neighbor Method To Forecasting of Economic Time Series

University of Economics in Katowice, Faculty of Management, Department of Mathematics, 1 Maja 50, 40-287 Katowice, Poland

Folia Oeconomica Stetinensia

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Since the deterministic chaos appeared in the literature, we have observed a huge increase in interest in nonlinear dynamic systems theory among researchers,...

The Application of Random Noise Reduction By Nearest Neighbor Method To Forecasting of Economic Time Series

Published Online: Jul 08, 2014

Page range: 96 - 108

Received: Oct 20, 2013

Accepted: Jan 17, 2014

DOI: https://doi.org/10.2478/foli-2013-0020

Keywords
random noise reduction, nearest neighbor method, largest Lyapunov exponent, financial time series forecasting

© 2013 University of Szczecin

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

The Application of Random Noise Reduction By Nearest Neighbor Method To Forecasting of Economic Time Series

Published Online: Jul 08, 2014

Page range: 96 - 108

Received: Oct 20, 2013

Accepted: Jan 17, 2014

DOI: https://doi.org/10.2478/foli-2013-0020

Keywordsrandom noise reduction, nearest neighbor method, largest Lyapunov exponent, financial time series forecasting

© 2013 University of Szczecin

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Keywords
random noise reduction, nearest neighbor method, largest Lyapunov exponent, financial time series forecasting