Teaser: simple word clustering

In the next chapter, we cover some miscellaneous (yet very important) text mining subjects including:

For now, let's simply create a new visual called a dendrogram from our coffee_tweets. The next chapter will explain it in detail.

이 연습은 강의의 일부입니다

Text Mining with Bag-of-Words in R

A hierarchical cluster object, hc, has been created for you from the coffee tweets.

Create a dendrogram using plot() on hc.

이 예제를 이 샘플 코드를 완성하여 풀어보세요.

# Plot a dendrogram
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