求助这些指标啥意思，要怎么计算，计算公式是什么啊，怎么都找不到这些计算公式，跪求

nod-level  whole BonacichPower-Exact_positive_beta_Power

nod-level whole  BonacichPower-Exact_positive_beta_Normalized Power

nod-level whole  BonacichPower-Exact_negative_beta_Power

nod-level whole  BonacichPower-Exact_negative_beta_Normalized Power

nod-level whole Closeness  Centrality-Farness

nod-level whole Closeness  Centrality-nCloseness

nod-level whole Reach  Centrality-dwReach

nod-level whole Reach  Centrality-NormalizeddwReach

nod-level whole Flow  Betweenness-FlowBet

nod-level whole Flow  Betweenness-nFlowBet