Because the Term-Document Matrix Is Often Very Large and Rather

question 41

Short Answer

Because the term-document matrix is often very large and rather sparse, an important optimization step is to reduce the ________ of the matrix.

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Definitions:

Cover Message

A correspondence that accompanies another document, such as a resume or report, providing context or additional information.

E-mail

A method of exchanging digital messages over the internet between individuals using electronic devices.

Cover Message

A brief communication that accompanies or introduces another document or message, often providing context or additional information.

Cover Message

A written communication sent along with another document (such as a resume) to provide additional information or to introduce oneself.