Production Scheduling of Open Pit Mines Using Particle Swarm Optimization Algorithm

Table 1

General information about the blocks within UPL and optimization results.

Problem number	Number of blocks	Block weight (tons)	Block size (m)	Number of periods	Optimality gap (%)	CPU time (minutes)
1	10120	5715	10 × 10 × 10	5	12.61	12920
2	7836	5715	10 × 10 × 10	4	4.80	6315