Geek Culture
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Geek Culture

The efficient matrix and DataFrame functions in Python used in recommendation system data processing

np.setdiff1d, np.where and unstack etc.

Photo from Michal Matlon on Unsplash

In my previous story, some NumPy functions have been used in Recommendation System data processing. Because the emphasis is on the content-based recommendation system, it is a pity that these functions haven’t be displayed…

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