中文说明：
蚁群算法，蚁群优化算法（ant colony optimization,ACO）就是一种特别成功的元启发式算法，在20年前诞生于意大利的一所最负盛名的大学——米兰理工大学。其灵感来源于真实蚂蚁的行为。
English Description：
Ant colony optimization (ACO) is a very successful meta heuristic algorithm, which was born in one of the most famous universities in Italy - Milan Polytechnic University 20 years ago. It's inspired by the behavior of real ants.