Top "Topic-modeling" questions

Topic models describe the frequency of topics in documents and text.

How do I print lda topic model and the word cloud of each of the topics

from nltk.tokenize import RegexpTokenizer from stop_words import get_stop_words from gensim import corpora, models import gensim import …

python topic-modeling word-cloud
pyldavis Unable to view the graph

I am trying to visually depict my topics in python using pyldavis. However i am unable to view the graph. …

python-3.x lda topic-modeling
Using scikit-learn vectorizers and vocabularies with gensim

I am trying to recycle scikit-learn vectorizer objects with gensim topic models. The reasons are simple: first of all, I …

python scikit-learn topic-modeling gensim
How to interpret Sklearn LDA perplexity score. Why it always increase as number of topics increase?

I try to find the optimal number of topics using LDA model of sklearn. To do this I calculate perplexity …

python scikit-learn topic-modeling perplexity