code: function init(nodes, edges, config) {
        config = config || {};
        var i, l;
  
        // Matrices
        NodeMatrix = nodes;
        EdgeMatrix = edges;
  
        // Length
        W.nodesLength = NodeMatrix.length;
        W.edgesLength = EdgeMatrix.length;
  
        // Merging configuration
        configure(config);
      }
docs: Algorithm initialization