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AttributeError: 'list' object has no attribute 'lower'.

Dec 31, 2018 · Somewhere in your code, it tries to lower case integer object which is not possible. Why this happens? CountVectorizer constructor has parameter lowercase which is True by default. When you call .fit_transform() it tries to lower case your input that contains an integer. More specifically, in your input data, you have an item which is an ...

tfidf inside encounter 'list' object has no attribute 'lower' problem. tags: python. problem appear. TfidfVectorizer objects instantiated. fit when the data problems. See test (data) is a list set list, and the data required for the object which is to be iterative str. Into [ 'is to declare ... Thank you', 'xx xx xx', '' ...] this form.

PQL returned only that item, for a precision of 100%. ... and TFIDF did not do any better, returning 248 documents, with a maximum precision at 0.4%.

03.11.2017 · I'm still growing in my knowledge of Python and am stuck with the TfidfVectorizer. I've looked at some of the other questions but have not found anything which helped me so far. I'm trying to cre ... 'list' object has no attribute 'lower' python python-3.x vectorization tf-idf. Share. Improve this question. Follow edited Nov ...

The TFIDF Vectorizer should expect an array of strings. So if you pass him an array of arrays of tokenz, it crashes.

Wordnet Lemmatizer with appropriate POS tag. It may not be possible manually provide the corrent POS tag for every word for large texts. So, ...

24.08.2017 · AttributeError: 'int' object has no attribute 'lower' in TFIDF and CountVectorizer 2 Implementation of n-grams in python code for multi-class text classification

To start we'll import the necessary libraries. import pandas as pd from sklearn.featureextraction.text import TfidfVectorizer. In this article ...

Your reviews column is a column of lists, and not text. Tfidf Vectorizer works on text. I see that your reviews column is just a list of ...

PQL returned only that item, for a precision of 100%. ... and TFIDF did not do any better, returning 248 documents, with a maximum precision at 0.4%.

31.12.2018 · CountVectorizer constructor has parameter lowercase which is True by default. When you call .fit_transform() it tries to lower case your input that contains an integer. More specifically, in your input data, you have an item which is an integer object. E.g., your list contains data similar to: corpus = ['sentence1', 'sentence 2', 12930 ...

06.11.2017 · from sklearn.feature_extraction.text import TfidfVectorizer df_x=train_df["Reviews"] df_y=train_df["Label"] cv = TfidfVectorizer() df_xcv = cv.fit_transform(df_x) a=df_xcv.toarray() cv.get_feature_names() which is giving an error: AttributeError: 'list' object has no attribute 'lower' Why is this throwing an error?

Aug 25, 2017 · AttributeError: 'int' object has no attribute 'lower' in TFIDF and CountVectorizer 2 Implementation of n-grams in python code for multi-class text classification

You are trying to decode an object that is already decoded # You have a str, there is no need to decode from UTF-8 anymore # Simply drop the part ...

I am trying to do tfidf/lsa on pre-tokenized data (MeSH tags for any ... AttributeError: 'list' object has no attribute 'lower'. -- Patrick Short

Jul 24, 2018 · You see, dataset is a pandas DataFrame, so when you do dataset.values, it will be converted to a 2-d dataset of shape (n_rows, 1) (Even if the number of columns are 1).). Then calling tolist() on this will result in a list of lists, something like

To apply TFIDF, I could not apply a list (and I tried to convert it to string). from sklearn.feature_extraction.text import CountVectorizer from sklearn.

Jul 24, 2018 · scikit - random forest regressor - AttributeError: 'Thread' object has no attribute '_children' 115 How to use sklearn fit_transform with pandas and return dataframe instead of numpy array?

I know to use the CountVectorizer, I need to turn the column into list (and that's what I tried to do). To apply TFIDF, I could not apply a ...

AttributeError: 'list' object has no attribute 'lower'.

24.07.2018 · scikit - random forest regressor - AttributeError: 'Thread' object has no attribute '_children' 115 How to use sklearn fit_transform with pandas …