Computer scienceData scienceNLPMain NLP tasksText summarization

Extractive text summarization

On SVD terms

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Match the terms of the singular value decomposition with their brief descriptions:

Match the items from left and right columns

A

U

\Sigma

V^T

Columns represent sentences, rows — how important a term is in relation to the sentence

A diagonal descending matrix; it contains singular values of

A

Contains the column vectors

\psi_i

mapped from the columns of

A

Contains the row vectors

\phi_j

projected from the rows of

A

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