After preparing visualization data with pyLDAvis.gensim.prepare, you get a blank plot with no circles. What is the most probable cause?

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NLP - Topic Modeling

After preparing visualization data with pyLDAvis.gensim.prepare, you get a blank plot with no circles. What is the most probable cause?

AThe visualization is not supported in your browser

BThe LDA model has zero topics or was not trained properly

CThe dictionary contains too many words

DThe corpus is too large

Step-by-Step Solution

Solution:

Step 1: Analyze blank plot cause
No circles means no topics to display, likely due to zero topics or failed training.
Step 2: Exclude other causes
Corpus size or dictionary size do not cause blank plots; browser issues usually show errors.
Final Answer:
The LDA model has zero topics or was not trained properly -> Option B
Quick Check:
Blank plot = No trained topics [OK]

Quick Trick: No circles means no topics trained [OK]

Common Mistakes:

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