README

Install via Composer

Using Composer (Recommended)

You can run the following command in the root directory of your project:

composer require otifsolutions/php-sentiment-analysis

Usage

• Php Sentiment Analysis allows to analyze a text statement if it is positive or negative. e.g. comment on any post.

  Sentiment::make()->analyze($value);

  • Where $value is the statement to be analyzed.

• Statement may contain labels, emojis and negators.

  • Labels are words statement contains e.g. corruption, boycott.
  • Emoji e.g. 😍, 💖.
  • Negators are words that negate something e.g. doesnt, not.

• We use following methods

  • getTokens

    • This method separate the words from the given statement and returns all words.

  • getDataSet

    • This method has dataset.
    • Labels, emojis and negators already stored in the dataset, which have a positive or negative value.
    • For example "fun": 4, "funeral": -1,

This example demonstrates the usage of Php Sentiment Analysis,

  Sentiment::make()->analyze('She is famous, but she hates others.');

  {
   "score": -1,
   "comparative": -0.14285714285714285,
   
   "calculation": [
     {"she": 0},{"is": 0},{"famous": 2},{"but": 0},{"she": 0},{"hates": -3},{"others": 0}
     ],
  
   "tokens":  [
    "she","is","famous","but","she","hates","others"
      ],
 
   "positive": [
      "famous"
      ],
 
   "negative": [
      "hates"
      ]
  }