matlab求解最短路径问题
时间: 2023-08-26 12:11:52 浏览: 65
在Matlab中,可以使用graphshortestpath函数来求解最短路径问题。该函数的调用方式为:
```matlab
= graphshortestpath(G, S, T)
```
其中,G是连接矩阵,S是起点编号,T是终点编号。函数将返回最短路径的值(dist)、最短路径的节点顺序(path)以及到每一个节点的最短路径的终点前一个节点(pred)。 = find(a);
b = sparse(i, j, v, num_nodes, num_nodes);
```
其中,a是连接关系的矩阵,num_nodes是节点的数量。这样得到的稀疏矩阵b可以作为graphshortestpath函数的输入参数。 = shortestpath(G, S, T)
```
其中,G是邻接矩阵表示的图,S是起点编号,T是终点编号。函数将返回最短路径的节点顺序(P)和路径的总长度(d)。<em>1</em><em>2</em><em>3</em>
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