Dynamic LDA

I used Extract Topics from Data (LDA). The result makes sense. However, I want to see how some topics fade away or become more popular over the years. Please can you help? Thank you.

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Excel

Text Mining + NLP

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Hi,

why don't you chart something like avg(congidence(topic_1)) over time?

Best,

Martin

Thank you, Martin. But what 'congidence' refer to? I can't find this operator.

sorry, i mean confidence.

Best,

martin

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