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Jeffrey Näf

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Jeffrey Näf
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Towards Data Science

DRF: A Random Forest for (almost) everything

When Breiman introduced the Random Forest (RF) algorithm in 2001, did he know the tremendous effect it would have? Nowadays RF is a heavily…

16 min readFeb 1, 2022

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DRF: A Random Forest for (almost) everything

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Jeffrey Näf
in
Towards Data Science

How to Evaluate Your Predictions

Be mindful of the measure you choose

15 min readMay 17, 2024

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How to Evaluate Your Predictions

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Jeffrey Näf
in
Towards Data Science

Random Forests in 2023: Modern Extensions of a Powerful Method

Random Forests came a long way

12 min readNov 7, 2023

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Random Forests in 2023: Modern Extensions of a Powerful Method

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Jeffrey Näf
in
Towards Data Science

Variable Importance in Random Forests

Traditional Methods and New Developments

15 min readNov 3, 2023

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Variable Importance in Random Forests

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Jeffrey Näf

CLVTools Version 0.10.0

Model your customers like never before

4 min readOct 26, 2023

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CLVTools Version 0.10.0

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Jeffrey Näf
in
Towards Data Science

Random Forests and Missing Values

There is a very Intriguing Practical Fix

9 min readJun 21, 2023

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Random Forests and Missing Values

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Jeffrey Näf
in
Towards Data Science

Studying the Gender Wage Gap in the US Using Distributional Random Forests

An example of a real data analysis with DRF

13 min readFeb 18, 2023

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Studying the Gender Wage Gap in the US Using Distributional Random Forests

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Jeffrey Näf
in
Towards Data Science

Inference for Distributional Random Forests

Confidence intervals for a powerful nonparametric method

17 min readFeb 17, 2023

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Inference for Distributional Random Forests

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Jeffrey Näf
in
Towards Data Science

Deep Dive into HPLBs for A/B testing using Random Forest

An alternative to p-values in A/B-Testing

17 min readDec 12, 2022

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Deep Dive into HPLBs for A/B testing using Random Forest

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Jeffrey Näf
in
Towards Data Science

R-NL: Robust Nonlinear Shrinkage

High-dimensional covariance estimation when tails are heavy

10 min readNov 2, 2022

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R-NL: Robust Nonlinear Shrinkage

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Jeffrey Näf

Jeffrey Näf

I am a researcher with a PhD in statistics and always happy to study and share research, data-science skills, deep math and life-changing views.

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