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Random forest based approach for concept drift handling

  • Aleksei V. Zhukov*
  • , Denis N. Sidorov
  • , Aoife M. Foley
  • *Corresponding author for this work
  • Melent'ev Institute of Power Engineering Systems
  • Irkutsk State University
  • Queen's University Belfast

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

Concept drift has potential in smart grid analysis because the socio-economic behaviour of consumers is not governed by the laws of physics. Likewise there are also applications in wind power forecasting. In this paper we present decision tree ensemble classification method based on the Random Forest algorithm for concept drift. The weighted majority voting ensemble aggregation rule is employed based on the ideas of Accuracy Weighted Ensemble (AWE) method. Base learner weight in our case is computed for each sample evaluation using base learners accuracy and intrinsic proximity measure of Random Forest. Our algorithm exploits ensemble pruning as a forgetting strategy. We present results of empirical comparison of our method and other state-of-the-art concept-drfit classifiers.

Original languageEnglish
Title of host publicationAnalysis of Images, Social Networks and Texts - 5th International Conference, AIST 2016, Revised Selected Papers
EditorsNatalia Loukachevitch, Alexander Panchenko, Konstantin Vorontsov, Valeri G. Labunets, Andrey V. Savchenko, Dmitry I. Ignatov, Sergey I. Nikolenko, Mikhail Yu. Khachay
PublisherSpringer Verlag
Pages69-77
Number of pages9
ISBN (Print)9783319529196
DOIs
StatePublished - 2017
Externally publishedYes
Event5th International Conference on Analysis of Images, Social Networks and Texts, AIST 2016 - Yekaterinburg, Russian Federation
Duration: 7 Apr 20169 Apr 2016

Publication series

NameCommunications in Computer and Information Science
Volume661
ISSN (Print)1865-0929

Conference

Conference5th International Conference on Analysis of Images, Social Networks and Texts, AIST 2016
Country/TerritoryRussian Federation
CityYekaterinburg
Period7/04/169/04/16

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 7 - Affordable and Clean Energy
    SDG 7 Affordable and Clean Energy

Keywords

  • Classification
  • Concept drift
  • Decision tree
  • Ensemble learning
  • Machine learning
  • Random forest

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