Regression Trees With Fused Leaves

Fuente: Wiley Open Access
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Autori principali: Xiaogang Su, Lei Liu, Lili Liu, Ruiwen Zhou, Guoqiao Wang, Elise Dusseldorp, Tianni Zhou
Natura: Artículo Open Access
Pubblicazione: Wiley 2024
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author Xiaogang Su
Lei Liu
Lili Liu
Ruiwen Zhou
Guoqiao Wang
Elise Dusseldorp
Tianni Zhou
author_facet Xiaogang Su
Lei Liu
Lili Liu
Ruiwen Zhou
Guoqiao Wang
Elise Dusseldorp
Tianni Zhou
Xiaogang Su
Lei Liu
Lili Liu
Ruiwen Zhou
Guoqiao Wang
Elise Dusseldorp
Tianni Zhou
collection Wiley Open Access
contents Regression Trees With Fused Leaves Xiaogang Su Lei Liu Lili Liu Ruiwen Zhou Guoqiao Wang Elise Dusseldorp Tianni Zhou Statistics in Medicine ABSTRACTWe propose a novel regression tree method named “TreeFuL,” an abbreviation for ‘Tree with Fused Leaves.’ TreeFuL innovatively combines recursive partitioning with fused regularization, offering a distinct approach to the conventional pruning method. One of TreeFuL's noteworthy advantages is its capacity for cross‐validated amalgamation of non‐neighboring terminal nodes. This is facilitated by a leaf coloring scheme that supports tree shearing and node amalgamation. As a result, TreeFuL facilitates the development of more parsimonious tree models without compromising predictive accuracy. The refined model offers enhanced interpretability, making it particularly well‐suited for biomedical applications of decision trees, such as disease diagnosis and prognosis. We demonstrate the practical advantages of our proposed method through simulation studies and an analysis of data collected in an obesity study. 10.1002/sim.10272 http://onlinelibrary.wiley.com/termsAndConditions#vor
doi_str_mv 10.1002/sim.10272
format Artículo Open Access
id wiley_oa_10_1002_sim_10272
institution Wiley Open Access
license_str_mv http://onlinelibrary.wiley.com/termsAndConditions#vor
publishDate 2024
publisher Wiley
record_format wiley_oa
spellingShingle Regression Trees With Fused Leaves
Xiaogang Su
Lei Liu
Lili Liu
Ruiwen Zhou
Guoqiao Wang
Elise Dusseldorp
Tianni Zhou
Statistics in Medicine
Regression Trees With Fused Leaves Xiaogang Su Lei Liu Lili Liu Ruiwen Zhou Guoqiao Wang Elise Dusseldorp Tianni Zhou Statistics in Medicine ABSTRACTWe propose a novel regression tree method named “TreeFuL,” an abbreviation for ‘Tree with Fused Leaves.’ TreeFuL innovatively combines recursive partitioning with fused regularization, offering a distinct approach to the conventional pruning method. One of TreeFuL's noteworthy advantages is its capacity for cross‐validated amalgamation of non‐neighboring terminal nodes. This is facilitated by a leaf coloring scheme that supports tree shearing and node amalgamation. As a result, TreeFuL facilitates the development of more parsimonious tree models without compromising predictive accuracy. The refined model offers enhanced interpretability, making it particularly well‐suited for biomedical applications of decision trees, such as disease diagnosis and prognosis. We demonstrate the practical advantages of our proposed method through simulation studies and an analysis of data collected in an obesity study. 10.1002/sim.10272 http://onlinelibrary.wiley.com/termsAndConditions#vor
title Regression Trees With Fused Leaves
topic Statistics in Medicine
url https://onlinelibrary.wiley.com/doi/10.1002/sim.10272