%-------------------------------------------------------------------------------
% UF Sparse Matrix Collection, Tim Davis
% http://www.cise.ufl.edu/research/sparse/matrices/SNAP/soc-sign-epinions
% name: SNAP/soc-sign-epinions
% [Epinions signed social network]
% id: 2325
% date: 2010
% author: J. Leskovec, D. Huttenlocher, J. Kleinberg
% ed: J. Leskovec
% fields: name title A id date author ed kind notes
% kind: directed weighted graph
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% notes:
% Networks from SNAP (Stanford Network Analysis Platform) Network Data Sets,    
% Jure Leskovec http://snap.stanford.edu/data/index.html                        
% email jure at cs.stanford.edu                                                 
%                                                                               
% Epinions social network                                                       
%                                                                               
% Dataset information                                                           
%                                                                               
% This is who-trust-whom online social network of a a general consumer review   
% site Epinions.com. Members of the site can decide whether to ''trust'' each   
% other. All the trust relationships interact and form the Web of Trust which is
% then combined with review ratings to determine which reviews are shown to the 
% user.                                                                         
%                                                                               
% Dataset statistics                                                            
%                                                                               
% Nodes   131828                                                                
% Edges   841372                                                                
% Nodes in largest WCC    119130 (0.904)                                        
% Edges in largest WCC    833695 (0.991)                                        
% Nodes in largest SCC    41441 (0.314)                                         
% Edges in largest SCC    693737 (0.825)                                        
% Average clustering coefficient  0.2424                                        
% Number of triangles     4910076                                               
% Fraction of closed triangles    0.08085                                       
% Diameter (longest shortest path)    14                                        
% 90-percentile effective diameter    4.9                                       
%                                                                               
% Source (citation)                                                             
%                                                                               
% J. Leskovec, D. Huttenlocher, J. Kleinberg: Signed Networks in Social Media.  
% 28th ACM Conference on Human Factors in Computing Systems (CHI), 2010.        
% http://cs.stanford.edu/people/jure/pubs/triads-chi10.pdf                      
%                                                                               
% Files                                                                         
% File    Description                                                           
% soc-sign-epinions.txt.gz    Directed Epinions signed social network           
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