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Table 2 An analysis of costs \(C_v\) and \(C_n\) in a star graph of n vertices

From: Cost-based analyses of random neighbor and derived sampling methods

Method

Selecting center

Selecting all leaves

\({{\mathbb {E}}}\left[ C_v \right]\)

\({{\mathbb {E}}}\left[ C_n \right]\)

\({{\mathbb {E}}}\left[ C_v \right]\)

\({{\mathbb {E}}}\left[ C_n \right]\)

RV

n

0

\(n \log n\)

0

RN

\(n/(n-1)\)

\(n/(n-1)\)

\(n^2 \log n\)

\(n^2 \log n\)

\(RV\!N\)

1

1

\(n \log n\)

\(n \log n\)