%-------------------------------------------------------------------------------
% UF Sparse Matrix Collection, Tim Davis
% http://www.cise.ufl.edu/research/sparse/matrices/SNAP/soc-Epinions1
% name: SNAP/soc-Epinions1
% [Who-trusts-whom network of Epinions.com]
% id: 2284
% date: 2003
% author: M. Richardson and R. Agrawal and P. Domingos
% ed: J. Leskovec
% fields: name title A id date author ed kind notes
% kind: directed 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 a 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   75879                                                                  
% Edges   508837                                                                 
% Nodes in largest WCC    75877 (1.000)                                          
% Edges in largest WCC    508836 (1.000)                                         
% Nodes in largest SCC    32223 (0.425)                                          
% Edges in largest SCC    443506 (0.872)                                         
% Average clustering coefficient  0.2283                                         
% Number of triangles     1624481                                                
% Fraction of closed triangles    0.06568                                        
% Diameter (longest shortest path)    13                                         
% 90-percentile effective diameter    5                                          
%                                                                                
% Source (citation)                                                              
%                                                                                
% M. Richardson and R. Agrawal and P. Domingos. Trust Management for the Semantic
% Web. ISWC, 2003.                                                               
%                                                                                
% Files                                                                          
% File    Description                                                            
% soc-Epinions1.txt.gz    Directed Epinions social network                       
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