It belongs to heuristic optimization methods. 该算法是一种启发式得搜索寻优方法。
Ant colony algorithm is a new heuristic optimization method and it has many merits. 蚁群算法是一种新型启发式优化算法，具有较多优点。
Ant Colony Algorithm is a novel heuristic algorithm to solve complicated optimization problems. 蚁群算法是一种新型求解复杂优化问题的启发式算法。
For the bilevel programming model, this paper designs a heuristic solution algorithm based on particle swarm optimization technique. 然后基于粒子群优化技术，设计一个启发式求解算法。