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Author:

Guo, Xin (Guo, Xin.) | Li, Wen-jing (Li, Wen-jing.) | Qiao, Jun-fei (Qiao, Jun-fei.) (Scholars:乔俊飞)

Indexed by:

EI Scopus SCIE

Abstract:

Time series is mostly with a chaotic nature and non-stationary characteristic in real-word, which makes it difficult to be modeled and predicted accurately. To solve this problem, we introduce a novel self-organizing modular neural network based on the empirical mode decomposition with the sliding window mechanism (SWEMD-MNN) for time series prediction. In SWEMD-MNN, the improved empirical mode decomposition with sliding window (SWEMD) is developed to decompose time series online, which can effectively alleviate the limitation that the traditional EMD-based models cannot handle the long term or online problem and end effect. Thus, SWEMD-MNN can decompose time series based on time characteristic effectively and dynamically, and improve the prediction accuracy of the classical modular neural networks dividing time series based on sample space. Then time subseries are dynamically assigned to the subnetworks with a single layer feedforward neural network using the sample entropy and Euclidean distance for learning. Experimental investigations using benchmark chaotic and real-world time series show that SWEMD-MNN can decompose time series effectively and dynamically, and provides a better prediction accuracy than the fully coupled networks and other MNN models for time series prediction.& COPY; 2023 Elsevier B.V. All rights reserved.

Keyword:

Empirical mode decomposition Modular neural network Time series prediction Sample entropy Euclidean distance

Author Community:

  • [ 1 ] [Guo, Xin]Henan Univ Technol, Coll Elect Engn, Zhengzhou 450001, Peoples R China
  • [ 2 ] [Li, Wen-jing]Beijing Univ Technol, Fac Informat Technol, Beijing 100124, Peoples R China
  • [ 3 ] [Qiao, Jun-fei]Beijing Univ Technol, Fac Informat Technol, Beijing 100124, Peoples R China
  • [ 4 ] [Li, Wen-jing]Beijing Key Lab Computat Intelligence & Intelligen, Beijing 100124, Peoples R China
  • [ 5 ] [Qiao, Jun-fei]Beijing Key Lab Computat Intelligence & Intelligen, Beijing 100124, Peoples R China

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Source :

APPLIED SOFT COMPUTING

ISSN: 1568-4946

Year: 2023

Volume: 145

8 . 7 0 0

JCR@2022

ESI Discipline: COMPUTER SCIENCE;

ESI HC Threshold:19

Cited Count:

WoS CC Cited Count: 14

SCOPUS Cited Count: 19

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 7

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