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better end plot = fix fallback to RS

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This commit is contained in:
Johann Dreo 2018-12-16 20:26:19 +01:00
commit 0d40f5c246
5 changed files with 72 additions and 46 deletions
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5
sho/algo.py
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@ -12,7 +12,7 @@ def random(func, init, again):
while again(i, val, sol):
sol = init()
val = func(sol)
if val > best_val:
if val >= best_val:
best_val = val
best_sol = sol
i += 1
@ -28,7 +28,8 @@ def greedy(func, init, neighb, again):
while again(i, best_val, best_sol):
sol = neighb(best_sol)
val = func(sol)
if val > best_val:
# Use >= and not >, so as to fallback to random walk on plateus.
if val >= best_val:
best_val = val
best_sol = sol
i += 1