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Automatic summarization is the process by a which computer program creates a shortened version of text.
The product of the process contains the most important points from the original text. Search engines such as Google use automatic summarization to produce key phrase extractions in search results.
Automatic summarization helps to reduce large text documents to a short set of words or a paragraph that conveys the meaning of the full text.
There are two methods used in automatic summarization:
Technologies that produce coherent summaries of any type must take document length, writing style and syntax into account to make useful summaries.