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Genetic approach to constructive induction based on non-algebraic feature representation

Research output: Chapter in Book/Report/Conference proceedingConference contribution book

Abstract

The aim of constructive induction (CI) is to transform the original data representation of hard concepts with complex interaction into one that outlines the relation among attributes. CI methods based on greedy search suffer from the local optima problem because of high variation in the search space of hard learning problems. To reduce the local optima problem, we propose a CI method based on genetic (evolutionary) algorithms. The method comprises two integrated genetic algorithms to construct functions over subsets of attributes in order to highlight regularities for the learner. Using non-algebraic representation for constructed functions assigns an equal degree of complexity to functions. This reduces the difficulty of constructing complex features. Experiments show that our method is comparable with and in some cases superior to existing CI methods.
Original languageEnglish
Title of host publicationAdvances in Intelligent Data Analysis V
Subtitle of host publication5th International Symposium on Intelligent Data Analysis, IDA 2003 Berlin, Germany, August 28-30, 2003 Proceedings
EditorsMichael R. Berthold, Hans-Joachim Lenz, Elizabeth Bradley, Rudolf Kruse, Christian Borgelt
PublisherSpringer
Pages599-610
Number of pages12
ISBN (Electronic)9783540452317
ISBN (Print)9783540408130
DOIs
Publication statusPublished - 2003
Event5th International Symposium on Intelligent Data Analysis - Berlin, Germany
Duration: 28 Aug 200330 Aug 2003

Publication series

NameLecture Notes in Computer Science
Volume2810
ISSN (Print)0302-9743
ISSN (Electronic)1611-3349

Conference

Conference5th International Symposium on Intelligent Data Analysis
Abbreviated titleIDA 2003
Country/TerritoryGermany
CityBerlin
Period28/08/0330/08/03

Funding

This work has been partially supported by the Spanish Interdepartmental Commission for Science and Technology (CICYT), under Grants numbers TIC98-0247-C02-02 and TIC2002-1948.

Keywords

  • constructive induction
  • local optima problem
  • non-algebraic representation
  • genetic algorithms

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