| contract | Group the Chosen Players in a Network |
| diffusion | Compute the Diffusion Centrality Score in a Network |
| fragment | Compute the Fragmentation Centrality Score in a Netwrok |
| Friends | The friendship network of 21 managers in a high-tech company |
| kpcent | Compute Group Centraltiy in a Network |
| kpset | Selecting the Most Central Group of Players in a Network |
| mreach.closeness | Compute the M-reach Closeness Centrality Score in a Netwrok |
| mreach.degree | Compute the M-reach Degree Centrality Score in a Netwrok |