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Data Science
Richi W's user avatar
Richi W's user avatar
Richi W's user avatar
Richi W
  • Member for 8 years, 5 months
  • Last seen more than a month ago
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Former: risk manager at an asset management company (9y+) Currently: risk model audit at a commercial bank

external lecturer at Vienna University of Technology

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Top posts
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9
How to approach the numer.ai competition with anonymous scaled numerical predictors?
Jun 29, 2016
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5
Do you apply outlier detection of numerical data in practical applications?
Jul 4, 2016
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1
Example of binary classifier with numerical features using deep learning
Aug 12, 2016
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Dimension reduction techniques in R that do not use the full distance matrix
Sep 30, 2016
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Classifying encrypted images
Sep 11, 2017
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Are questions about competitions from the web on-topic?
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226
How to suppress warnings globally in an R Script
43
How to build a factor model?
34
How to interpret the dendrogram of a hierarchical cluster analysis
32
Why is xgboost overfitting in my task? Is it fine to accept this overfitting?
29
Applications of Fourier theory in trading