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DocumentSimilarity

Build Status

Calculate cosine similarity between given 2 sentence strings.

Installation

Add this line to your application's Gemfile:

gem 'document_similarity'

And then execute:

$ bundle

Or install it yourself as:

$ gem install document_similarity

Usage

require 'document_similarity'

DocumentSimilarity.similarity("AAA BBB CCC", "AAA BBB CCC")
# => 1.0

DocumentSimilarity.similarity("AAA BBB CCC", "AAA BBB DDD")
# => 0.6666666666666666

DocumentSimilarity.similarity("AAA BBB CCC", " DDD EEE FFF")
# => 0.0

DocumentSimilarity.similarity("AAA BBB CCC", "aaa bbb ccc")
# => 1.0

Development

After checking out the repo, run bin/setup to install dependencies. Then, run rake test to run the tests. You can also run bin/console for an interactive prompt that will allow you to experiment.

To install this gem onto your local machine, run bundle exec rake install. To release a new version, update the version number in version.rb, and then run bundle exec rake release, which will create a git tag for the version, push git commits and tags, and push the .gem file to rubygems.org.

Contributing

Bug reports and pull requests are welcome on GitHub at https://github.com/morishin/document_similarity.

License

The gem is available as open source under the terms of the MIT License.

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Calculate cosine similarity between given 2 sentence strings

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