Add weighted edges using coupling strategy weight

lib/mosaik/extractors/evolution.rb

@@ -62,7 +62,7 @@ def call
               next if value.zero?
 
               # Add a weighted edge to the graph
-              graph.add_directed_edge(a, b, count: value)
+              graph.add_directed_edge(a, b, weight: value * options[:logical])
             end
           end
         end
@@ -76,7 +76,7 @@ def call
           next if contributors[a].empty? || contributors[b].empty?
 
           # Add a weighted edge to the graph (weight is the cardinality of the intersection of sets)
-          graph.add_directed_edge(a, b, count: (contributors[a] & contributors[b]).count)
+          graph.add_directed_edge(a, b, weight: (contributors[a] & contributors[b]).count * options[:contributor])
         end
       end
 

lib/mosaik/extractors/structural.rb

@@ -60,7 +60,8 @@ def construct(constant)
             debug "Edge from #{caller.value} to #{receiver.value}##{reference.method}"
 
             # Add an edge from the constant to the receiver
-            graph.add_directed_edge(caller.value, receiver.value, method: reference.method)
+            # FIXME: aggregate edges with the same method
+            graph.add_directed_edge(caller.value, receiver.value, method: reference.method, weight: options[:structural])
           end
         end
       end