Data Science
Xaume's user avatar
Xaume's user avatar
Xaume's user avatar
Xaume
  • Member for 3 years, 8 months
  • Last seen this week
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Top posts
All Questions Answers
Score Newest
question
8
Optimising for Brier objective function directly gives worse Brier score than optimising with custom objective - what does it tell me?
Apr 6, 2020
question
5
Target encoding with KFold cross-validation - how to transform test set?
Sep 5, 2020
question
4
What's the difference between hessian regularisation (min_child_weight) and loss regularisation (gamma)? When to use one over another?
Sep 14, 2020
question
2
How to handle a regression problem with skewed target and only few high values?
Aug 17, 2020
question
2
How to arrange multiple multivariate time series of different length before passing it to Keras LSTM layer
Dec 13, 2022
question
1
How to check for "statistical significance" of categorical feature in black box models
Feb 6, 2020
question
1
Does gradient boosting algorithm error always decrease faster and lower on training data?
Aug 19, 2020
question
0
Why input normalization leads to worse performance?
Jun 25, 2022
Top network posts
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13
.Rmd compilation failed due to LaTeX
8
Create groups in time series data based on potential start and end boolean columns (vectorized solution)
7
How to reindex with MultiIndex?
5
How to dodge overlapping segments to keep them parallel
5
Why calling fit resets custom objective function in XGBClassifier?

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