***** To join INSNA, visit http://www.sfu.ca/~insna/ ***** On Thu, Sep 18, 2003 at 10:32:00AM +0900, ?? ???? wrote: > But, what's the meaning to make line to node? Can we have meaningful > anaylsis result? Among other things, they are a useful tool for defining structural importance of edges: just apply a node centrality measure on the line graph. Note, however, that these do not necessarily agree with other straightforward generalizations (e.g., it can be proven that no reasonable node centrality on the line graph gives the same ranking as edge betweenness). B. _____________________________________________________________________ SOCNET is a service of INSNA, the professional association for social network researchers (http://www.sfu.ca/~insna/). To unsubscribe, send an email message to [log in to unmask] containing the line UNSUBSCRIBE SOCNET in the body of the message.