Research Article
Theoretical and Empirical Analyses of an Improved Harmony Search Algorithm Based on Differential Mutation Operator
Table 1
Benchmark test functions.
| Function name | Benchmark functions expression | Search range | Optimum value |
| Ackley function | | | , | Dixon and Price function | | | | Levy function | , | | , | Michalewics function | | | | Perm function | | | , | Powell function |
| | , | Rastrigin function | | | , | Rosenbrock function | | | , | Sphere function | | | , | Trid function | | | | Zakharov function | | | , | Beale function | | | , | Easom function | | | , | Goldstein and Price function |   | | , | Hump function | | | or , | My function | | | ,
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