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Questions - label-encoding

sklearn LabelEncoder to combine multiple values into a single label

I am looking to run classification on a column that has few possible values, but i want to consolidate them into fewer labels. for example, a job may have multiple end states: success, fail, error, ki...
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Ehud Kaldor

python

scikit-learn

label-encoding

Votes: 0

Answers: 1

Latest Answer

Maybe you should check out label_binarize. You could set the success as the only class, thereby defaulting the rest to 0. Same result as changing the data prior to encoding, but might fit better int...
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Chris

LabelEncoding large amounts of categorical data

I have a dataset with 39 categorical and 27 numerical features. I am trying to encode the categorical data and need to be able to inverse transform and call transform for each column again. Is there a...
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Tom_Scott

python

pandas

scikit-learn

encoding

label-encoding

Votes: 0

Answers: 1

Latest Answer

DataFrame.apply is just for this. It will call the specified function for each column of the dataframe (or each row, if you pass it axis=1): encoders = [] def apply_label_encoder(col): le = Label...
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user17242583

LabelEncoding in Pandas on a column with list of strings across rows

I would like to LabelEncode a column in pandas where each row contains a list of strings. Since a similar string/text carries a same meaning across rows, encoding should respect that, and ideally enco...
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TwinPenguins

python

pandas

list

tokenize

label-encoding

Votes: 0

Answers: 1

Latest Answer

One approach would be to explode the column, then factorize to encode the column as categorical variable, then group the encoded column and aggregate using list a = df['A'].explode() a[:] = a.factoriz...
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Shubham Sharma

A function for onehotencoding and labelencoding in a dataframe

I keep getting AttributeError: 'DataFrame' object has no attribute 'column' when I run the function on a column in a dataframe def reform (column, dataframe): if dataframe.column.nunique() > 2...
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Tolulope Beckley

python

sklearn-pandas

one-hot-encoding

label-encoding

Votes: 0

Answers: 1

Latest Answer

Try changing dataframe.column to dataframe.loc[:,column]. dataframe[['column']] to dataframe.loc[:,[column]] For more help, please provide more information. Such as: What is enc (show your imports)...
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Magnus Persson

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