code: function(attributes, options){
        var t = this;
  
        // Call parent constructor
        Probe.prototype.initialize.apply(t, arguments);
  
        // Turn leaves/branches into collections and forward changes to this model
        UI.containedModel(t, 'leaves', Backbone.Collection);
        UI.containedModel(t, 'branches', Backbone.Collection);
      }
docs: Constructor initialization.
  
  @method initialize