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Table 2 Four groups of transaction pattern features for each blockchain address

From: Characterizing key agents in the cryptocurrency economy through blockchain transaction analysis

Group Symbol Description
Volume \(M_{\textrm{min}}^{\textrm{in}}\) Minimum dollars received in a transaction
\(M_{\textrm{max}}^{\textrm{in}}\) Maximum dollars received in a transaction
\(M_{\textrm{mean}}^{\textrm{in}}\) Average dollars received in a transaction
\(M_{\textrm{std}}^{\textrm{in}}\) Standard deviation of dollars received in all transactions
\(M_{\textrm{sum}}^{\textrm{in}}\) Total dollars received in all transactions
\(M_{\textrm{min}}^{\textrm{out}}\) Minimum dollars sent in a transaction
\(M_{\textrm{max}}^{\textrm{out}}\) Maximum dollars sent in a transaction
\(M_{\textrm{mean}}^{\textrm{out}}\) Average dollars sent in a transaction
\(M_{\textrm{std}}^{\textrm{out}}\) Standard deviation of dollars sent in all transactions
\(M_{\textrm{sum}}^{\textrm{out}}\) Total dollars sent in all transactions
\(M_{\textrm{balance}}\) \(M_{\textrm{sum}}^{\textrm{in}}-M_{\textrm{sum}}^{\textrm{out}}\)
Temporal \(I_{\textrm{min}}^{\textrm{in}}\) Minimum interval of received transactions
\(I_{\textrm{max}}^{\textrm{in}}\) Maximum interval of received transactions
\(I_{\textrm{mean}}^{\textrm{in}}\) Average interval of received transactions
\(I_{\textrm{std}}^{\textrm{in}}\) Standard deviation of received transaction intervals
\(I_{\textrm{min}}^{\textrm{out}}\) Minimum interval of sent transactions
\(I_{\textrm{max}}^{\textrm{out}}\) Maximum interval of sent transactions
\(I_{\textrm{mean}}^{\textrm{out}}\) Average interval of sent transactions
\(I_{\textrm{std}}^{\textrm{out}}\) Standard deviation of sent transaction intervals
Network size \(T_{\textrm{in}}\) Number of received transactions
\(T_{\textrm{out}}\) Number of sent transactions
\(N_{\textrm{in}}\) Number of transaction recipients, i.e., out-degree
\(N_{\textrm{out}}\) Number of transaction senders, i.e., in-degree
\(N^{\textrm{ego}}\) Number of nodes in the ego network
Network structure R Reciprocity of the current address
C Cluster coefficient of current address
\(D^{\textrm{ego}}\) Density of the ego network
\(R^{\textrm{ego}}\) Reciprocity of the ego network