Automatic Keyword Extraction

Automatic keyword extraction is the task to identify a small set of words, key phrases, keywords, or key segments from a document that can describe the meaning of the document . It should be done systematically and with either minimal or no human intervention, depending on the model. The goal of automatic extraction is to apply the power and speed of computation to the problems of access and discoverability, adding value to information organization and retrieval without the significant costs and drawbacks associated with human indexers