Päätöspuiden käyttö koneoppimisessa

Päätöspuihin perustuvia menetelmiä ollaan käytetty laajasti koneoppimisen eri tehtävissä. Tämä tutkielma kokoaa tietoa siitä miten ja mihin näitä menetelmiä ollaan käytetty. Käydään läpi yksittäisen päätöspuun luominen datasta ja tämän pohjalta tutustutaan kokoonpanomenetelmiin, joissa kootaan useit...

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Bibliographic Details
Main Author: Nykänen, Visa
Other Authors: Informaatioteknologian tiedekunta, Informaatioteknologia, University of Jyväskylä, Jyväskylän yliopisto
Format: Bachelor's thesis
Language:fin
Published: 2017
Subjects:
Online Access: https://jyx.jyu.fi/handle/123456789/56528
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author Nykänen, Visa
author2 Informaatioteknologian tiedekunta Informaatioteknologia University of Jyväskylä Jyväskylän yliopisto
author_facet Nykänen, Visa Informaatioteknologian tiedekunta Informaatioteknologia University of Jyväskylä Jyväskylän yliopisto Nykänen, Visa Informaatioteknologian tiedekunta Informaatioteknologia University of Jyväskylä Jyväskylän yliopisto
author_sort Nykänen, Visa
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description Päätöspuihin perustuvia menetelmiä ollaan käytetty laajasti koneoppimisen eri tehtävissä. Tämä tutkielma kokoaa tietoa siitä miten ja mihin näitä menetelmiä ollaan käytetty. Käydään läpi yksittäisen päätöspuun luominen datasta ja tämän pohjalta tutustutaan kokoonpanomenetelmiin, joissa kootaan useita päätöspuita. Lopulta tutustutaan vielä joihinkin esiteltyjen menetelmien sovelluksiin. Methods based on decision trees have been utilized widely in different tasks of machine learning. This study compiles information on how and for what purposes have these methods been used. Construction of a decision tree based on data is explained and with that as a basis ensemble methods, which comprise many decision trees, are introduced. Finally some applications of the introduced methods are discussed.
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spellingShingle Nykänen, Visa Päätöspuiden käyttö koneoppimisessa Koneoppiminen Päätöspuu Kokoonpanomenetelmä Satunnaismetsä Bootsrap-aggregointi Tehostaminen Tietotekniikka
title Päätöspuiden käyttö koneoppimisessa
title_full Päätöspuiden käyttö koneoppimisessa
title_fullStr Päätöspuiden käyttö koneoppimisessa Päätöspuiden käyttö koneoppimisessa
title_full_unstemmed Päätöspuiden käyttö koneoppimisessa Päätöspuiden käyttö koneoppimisessa
title_short Päätöspuiden käyttö koneoppimisessa
title_sort päätöspuiden käyttö koneoppimisessa
title_txtP Päätöspuiden käyttö koneoppimisessa
topic Koneoppiminen Päätöspuu Kokoonpanomenetelmä Satunnaismetsä Bootsrap-aggregointi Tehostaminen Tietotekniikka
topic_facet Bootsrap-aggregointi Kokoonpanomenetelmä Koneoppiminen Päätöspuu Satunnaismetsä Tehostaminen Tietotekniikka
url https://jyx.jyu.fi/handle/123456789/56528 http://www.urn.fi/URN:NBN:fi:jyu-201712214861
work_keys_str_mv AT nykänenvisa päätöspuidenkäyttökoneoppimisessa