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what is the initial rank vector that should be used in the power iteration method to...

what is the initial rank vector that should be used in the power iteration method to guarantee convergence?

-a vector with all values equal to 1

-a vector with all values set to the numberof out-links for each node

a vector with all zero values

-a vector with all values that sum to 1

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-a vector with all values equal to 1

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