Hello Dear,

I cannot access to the source code of the "region_adjacency_graph" through the available link: (https://trac.lrde.org/olena/browser/milena/demos/graph/region_adjacency_graph.cc).
Please, can you send it for me.

Best regards, 
GHAZOUANI Fethi
Phd Student in Computer Science
RIADI Laboratory, ENSI Manouba, Tunisia