Network Construction Adjacency matrix a undirected, unweighted o Used in subsequent analysis Multiple correlation matrices one adjacency matrix a Averaging thresholding a Possible alternative: t-tests Correlation Correlation Calculation Average& 16
Network Construction ➢ Adjacency matrix ❑ undirected, unweighted ❑ Used in subsequent analysis ➢ Multiple correlation matrices → one adjacency matrix ❑ Averaging + thresholding ❑ Possible alternative: t-tests 16
Network Analysis Nodal degree degree distribution Modular structure Scale free Clustering coefficient(Cp) y= Cp/cp_rand Characteristic path length (Lp) 口=Lp/ Lp_rand Compared with random networks Small world Global/Local efficiency Betweenness Centrality APSP 17
Network Analysis ➢ Nodal degree & degree distribution ➢ Modular structure ➢ Clustering coefficient (Cp) ❑ 𝛾 = 𝐶𝑝/𝐶𝑝_𝑟𝑎𝑛𝑑 ➢ Characteristic path length (Lp) ❑ λ = 𝐿𝑝/𝐿𝑝_𝑟𝑎𝑛𝑑 ➢ Global/Local efficiency ➢ Betweenness Centrality ➢ … 17 APSP Scale free Compared with random networks Small world