Skip to main content

Table 5 Percentage forecast errors for energy data for a printer, associated with the various models

From: Improvement of Grey System Model using Particle Swarm Optimization

  PSO-GM(1,1) GM(1,1) Method in [18] Method in [19]
  – 3.213 – 10.296 6.408 – 2.159
  4.521 0.188 2.380 7.551
  – 25.879 – 28.731 – 45.114 – 19.233
  0.041 0.000 – 29.927 7.378
MAPE  8.414 9.080 20.957 9.804