the packages graph and RBGL from the Bioconductor project have some reasonable subset of tools for SNA type analyses (and a lot of other things).
Gabor Csardi wrote: > Tom, > > check the igraph package. Although structural balance is not implemented, > for three or four nodes it might be straightforward to do a quick > implemntation which works for small graphs. > > Btw. what is exactly you want to do? List the number of balanced and > unbalanced triangles? Ot the triangles themselves? What is a semi-cycle? > Could you point me to a good online reference about structureal balance? > > Thanks, > Gabor > > On Sat, May 12, 2007 at 11:44:21PM +0200, Tom Backer Johnsen wrote: >> R-Netters: >> >> for (partial sentimental reasons) I am at the the moment working on >> some old data of mine (actually collected 40 years ago this year for >> my thesis) covering development of of social networks in small groups >> over time. These data consists of signed and directed graphs. >> >> Apart from the programs I write myself, I am looking for R functions >> for computing what at that time was called "Structural Balance", >> mainly to check on my own programs, where the results are almost to >> good to be true. I want to limit myself to cycles (semicycles?) of >> length two and three. >> >> I am aware of the "network" package as well as the "sna" which do not >> seem to quite cover what I need. On the other hand, the terminology >> may have changed since I looked into the field 40 years ago. I am >> also aware of the Pajek program and the corresponding book by Nooy, >> Mrvrar, and Batagelj. >> >> Any other suggestions or pointers? >> >> Tom >> -- >> +----------------------------------------------------------------+ >> | Tom Backer Johnsen, Psychometrics Unit, Faculty of Psychology | >> | University of Bergen, Christies gt. 12, N-5015 Bergen, NORWAY | >> | Tel : +47-5558-9185 Fax : +47-5558-9879 | >> | Email : [EMAIL PROTECTED] URL : http://www.galton.uib.no/ | >> +----------------------------------------------------------------+ >> >> ______________________________________________ >> [email protected] mailing list >> https://stat.ethz.ch/mailman/listinfo/r-help >> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html >> and provide commented, minimal, self-contained, reproducible code. > -- Robert Gentleman, PhD Program in Computational Biology Division of Public Health Sciences Fred Hutchinson Cancer Research Center 1100 Fairview Ave. N, M2-B876 PO Box 19024 Seattle, Washington 98109-1024 206-667-7700 [EMAIL PROTECTED] ______________________________________________ [email protected] mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
