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44 lines
1.8 KiB
44 lines
1.8 KiB
# Word Frequency
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**Tier:** 1-Beginner
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Calculating the frequency of words in a block of text is a technique which has
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various uses in algorithms such as searching, sorting, and semantic analysis.
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The objective of the Word Frequency app is count the frequency of words in a
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block of text and create a tabular display of each unique word in the text
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along with its frequency, in descending order by frequency.
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## User Stories
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- [ ] User can see a text input box, a 'Translate' button, and a word
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frequency table.
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- [ ] User can enter text (or cut and paste) into the input box. This input
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box must allow the entry of large blocks of text (maxiumum of 2048 characters).
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- [ ] User can click the 'Translate' button to analyze the word frequency in
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the text that has been input.
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- [ ] User can see an error message if the text input box is empty.
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- [ ] User can see the word frequency table populated when the 'Translate'
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button is clicked. Each row in the table contains a word and the number of times
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it occurs in the input text.
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- [ ] User can see the word frequency table ordered in descending sequence
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by word frequency.
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## Bonus features
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- [ ] User can see a graphical representation of the word frequency in a
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bubble chart, column chart, or any other form of graphical representation the
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developer chooses.
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- [ ] User may choose to enter the URL of a web page whose content is to be
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analyzed instead of manually entering text. (Hint: See the
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[Podcast Directory](./Podcast-Directory-App.md) application for ideas).
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## Useful links and resources
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- [Bag of Words Model (Wikipedia)](https://en.wikipedia.org/wiki/Bag-of-words_model)
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- [Semantic Analysis (Wikipedia)](https://en.wikipedia.org/wiki/Sentiment_analysis)
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## Example projects
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- [Word Frequency Counter](https://codepen.io/maxotar/pen/aLrwJM)
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- [Bubble Chart](https://codepen.io/Quendoline/pen/pjELpM)
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