Merge pull request #560 from GregaRubin/ilshade

New algorithm: iL-SHADE

examples/run_ilshade.py

@@ -0,0 +1,20 @@
+# encoding=utf8
+# This is temporary fix to import module from parent folder
+# It will be removed when package is published on PyPI
+import sys
+
+sys.path.append('../')
+# End of fix
+
+from niapy.algorithms.modified import ImprovedLpsrSuccessHistoryAdaptiveDifferentialEvolution
+from niapy.task import Task
+from niapy.problems import Griewank
+
+# we will run iL-SHADE algorithm for 5 independent runs
+algo = ImprovedLpsrSuccessHistoryAdaptiveDifferentialEvolution(population_size=40, extern_arc_rate=2.6, pbest_start=0.2,
+                                                   pbest_end=0.1, hist_mem_size=6)
+for i in range(5):
+    task = Task(problem=Griewank(dimension=10, lower=-600, upper=600), max_evals=10000, enable_logging=True)
+    best = algo.run(task)
+    print('%s -> %s' % (best[0], best[1]))
+print(algo.get_parameters())

niapy/algorithms/modified/__init__.py

@@ -26,6 +26,7 @@
     SuccessHistoryAdaptiveDifferentialEvolution,
     LpsrSuccessHistoryAdaptiveDifferentialEvolution
 )
+from niapy.algorithms.modified.ilshade import ImprovedLpsrSuccessHistoryAdaptiveDifferentialEvolution
 
 __all__ = [
     'HybridBatAlgorithm',
@@ -44,5 +45,6 @@
     'HybridSelfAdaptiveBatAlgorithm',
     'ParameterFreeBatAlgorithm',
     'SuccessHistoryAdaptiveDifferentialEvolution',
-    'LpsrSuccessHistoryAdaptiveDifferentialEvolution'
+    'LpsrSuccessHistoryAdaptiveDifferentialEvolution',
+    'ImprovedLpsrSuccessHistoryAdaptiveDifferentialEvolution'
 ]