A word cloud is also called a Tag cloud. It is a visual representation for text data and is usually used to depict the frequently searched keywords/tags on websites. It could also be used to visualize free form text. Tags are usually single words, and the importance of each tag is shown with the font size or color. Word clouds are typically used for website analytics and text mining. Let's see how we can build a word cloud.
To create a word cloud, we will continue with the same example that we used in the Treemap and in the Packed Bubble chart. Let's convert the Packed Bubble chart that we created in the previous recipe into a word cloud.