Changeset 82 for tests/test_zimmermann.py

Timestamp:

01/26/09 16:12:08 (7 years ago)

Author:

mmckerns

Message:

scipy.optimize.fmin fit to mystic.Solve interface;
mystic handlers, etc added to fmin solver;
VerboseSow? edited to handle simplex-type cloud of results per iteration

File:

• tests/test_zimmermann.py (modified) (1 diff)

tests/test_zimmermann.py

@@ -63 +63 @@
 
     from mystic import Sow
-    from mystic.nelder_mead import fmin
+    from mystic.scipy_optimize_fmin import NelderMeadSimplexSolver as fmin
+    from mystic.nmtools import IterationRelativeError as IRE
 
     simplex = Sow()
     esow = Sow()
-    sol = fmin(CostFunction, [random.uniform(0,5) for j in range(ND)], EvaluationMonitor = esow, retall = True, StepMonitor = simplex)
-    #print "solution: ", sol
+    xinit = [random.uniform(0,5) for j in range(ND)]
+
+    solver = fmin(len(xinit))
+    solver.SetInitialPoints(xinit)
+    killme = IRE(1e-4,1e-4)
+    solver.Solve(CostFunction, killme, EvaluationMonitor = esow, StepMonitor = simplex)
+    sol = solver.Solution()
+    print "solution: ", sol
 
 # end of file