NiaOrg /
NiaPy
| @@ 83-97 (lines=15) @@ | ||
| 80 | ||
| 81 | if ukwargs: logger.info('Unused arguments: %s' % (ukwargs)) |
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| 82 | ||
| 83 | def repair(self, x, task): |
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| 84 | r"""Repair solution to search space. |
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| 85 | ||
| 86 | Args: |
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| 87 | x (numpy.ndarray): Solution to fix. |
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| 88 | task (Task): Optimization task. |
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| 89 | ||
| 90 | Returns: |
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| 91 | numpy.ndarray: fixed solution. |
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| 92 | """ |
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| 93 | ir = where(x > task.Upper) |
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| 94 | x[ir] = task.Lower[ir] + x[ir] % task.bRange[ir] |
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| 95 | ir = where(x < task.Lower) |
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| 96 | x[ir] = task.Lower[ir] + x[ir] % task.bRange[ir] |
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| 97 | return x |
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| 98 | ||
| 99 | def levy(self, D): |
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| 100 | r"""Levy function. |
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| @@ 244-258 (lines=15) @@ | ||
| 241 | """ |
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| 242 | return self.Mapping(x + self.rand(task.D) * self.normal(1, 1, task.D), task) |
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| 243 | ||
| 244 | def Mapping(self, x, task): |
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| 245 | r"""Fix value to bounds.. |
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| 246 | ||
| 247 | Args: |
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| 248 | x (numpy.ndarray): Individual to fix. |
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| 249 | task (Task): Optimization task. |
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| 250 | ||
| 251 | Returns: |
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| 252 | numpy.ndarray: Individual in search range. |
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| 253 | """ |
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| 254 | ir = where(x > task.Upper) |
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| 255 | x[ir] = task.Lower[ir] + x[ir] % task.bRange[ir] |
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| 256 | ir = where(x < task.Lower) |
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| 257 | x[ir] = task.Lower[ir] + x[ir] % task.bRange[ir] |
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| 258 | return x |
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| 259 | ||
| 260 | def R(self, x, FW): |
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| 261 | r"""Calculate ranges. |
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