data-science

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Why should we use the fit_transform method when we get the same output using transform
user_137117010
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2
2
802
data-science scikit-learn machine-learning python
How to clean some columns of my dataset from a particular string?
user_138867350
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2
1
77
data-science pandas dataframe numpy python
How to replace NaN values with another column's mean based on value in another column? Pandas
user_136678320
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2
2
71
data-science pandas dataframe python
XGBoost Python error: "Size of labels must equal to number of rows"
user_114955100
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3
2
3072
xgboost data-science python
Pandas: merge columns with the similar names
user_128613980
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4
2
598
data-science pandas dataframe python
What is the use of r_ui (true rating) argument in sklearn surprise .predict method?
user_28290820
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2
1
757
data-science scikit-learn python
Fill NaNs in pandas columns using mean for numeric dtype, mode for non-numeric dtype
Admin1
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2
1
1048
data-science pandas dataframe python
Python pandas: insert rows for missing dates, time series in groupby dataframe
user_137229980
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3
2
2246
data-science pandas time-series dataframe python
How to change the labels of an area chart on Streamlit?
user_108868490
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2
1
2159
data-science streamlit charts python
Calculating the precision and recall for a specific threshold
user_72166410
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3
2
2578
precision-recall data-science scikit-learn precision python
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