I am trying to perform topic modeling using SAS Enterprise Miner 14.2 and have some text that I have scraped from a website and wanting to use the Text Mining tab and the Text Cluster to look for topics that occur in the data but I am hung up on the option that I have to choose the number of topics that I will be looking for in the data and not the more statistically justifiable method of using a scree plot (or eigenvalue equivalent) to show the natural number of topics that are present in the text. Does anyone have a work around for this or a solution on how to let the topics naturally originate from the data?
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