Changeset 82 for tests/sam_corana2.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/sam_corana2.py (modified) (2 diffs)

tests/sam_corana2.py

@@ -11 +11 @@
 import sam
 from test_corana import *
-from mystic.nelder_mead import fmin, Sow
-from mystic import getch
+from mystic.scipy_optimize_fmin import NelderMeadSimplexSolver as fmin
+from mystic.nmtools import IterationRelativeError as IRE
+from mystic import getch, Sow
 
 def Corana2(x):
@@ -42 +43 @@
 def run_once():
     simplex = Sow()
-    sol = fmin(Corana2, [random.uniform(0,2), random.uniform(0,2)], retall = True, StepMonitor = simplex)
+    solver = fmin(2)
+    solver.SetRandomInitialPoints([0,0],[2,2])
+    killme = IRE(1e-4,1e-4)
+    solver.Solve(Corana2, termination=killme, StepMonitor = simplex)
+    sol = solver.Solution()
     
     for x in simplex.x: