Tsp

class Tsp(graph)[fuente]

Bases: GraphOptimizationApplication

Optimization application for the «traveling salesman problem» [1] based on a NetworkX graph.

Referencias

[1]: «Travelling salesman problem», https://en.wikipedia.org/wiki/Travelling_salesman_problem

Parámetros:

graph (Graph | ndarray | List) – A graph representing a problem. It can be specified directly as a NetworkX graph, or as an array or list format suitable to build out a NetworkX graph.

Attributes

graph

Getter of the graph

Methods

create_random_instance(n[, low, high, seed])

Create a random instance of the traveling salesman problem

draw([result, pos])

Draw a graph with the result.

interpret(result)

Interpret a result as a list of node indices

parse_tsplib_format(filename)

Read a graph in TSPLIB format from file and return a Tsp instance.

random_graph(num_nodes, num_edges[, seed])

param num_nodes:

The number of nodes in a graph

sample_most_likely(state_vector)

Compute the most likely binary string from state vector.

to_quadratic_program()

Convert a traveling salesman problem instance into a QuadraticProgram

tsp_value(z, adj_matrix)

Compute the TSP value of a solution.