如何解决运行时错误:结果的 nnz 太大
import numpy as np
import pandas as pd
from sklearn.feature_extraction.text import CountVectorizer
from sklearn.metrics.pairwise import cosine_similarity
df = pd.read_csv("IMDb movies.csv",dtype='unicode')
features = ['genre','country','director','actors']
def combine_features(row):
return row['genre']+" "+row['country']+" "+row['director']+" "+row['actors']
for x in features:
df[x]=df[x].fillna('')
df['combined_features']=df.apply(combine_features,axis=1)
cv = CountVectorizer()
matrix = cv.fit_transform(df['combined_features'])
cosinesimilarity = cosine_similarity(matrix)
我收到以下错误:
RuntimeError: nnz of the result is too large
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