// g2o/g2o/core/estimate_propagator.h ?//#include <tr1/unordered_map> 40行#include <unordered_map>...// ? ? ?typedef std::tr1::unordered_map<OptimizableGraph::Vertex*, AdjacencyMapEntry, VertexIDHashFunction> AdjacencyMap; 139行typedef std::unordered_map<OptimizableGraph::Vertex*, AdjacencyMapEntry, VertexIDHashFunction> AdjacencyMap;