Changeset 1929 in genesis for nodes/channelga.py

Timestamp:

Mar 28, 2004, 2:55:05 AM (21 years ago)

Author:

lodewijk

Message:

• .attic weg, ik neem aan dat dat een CVS artefact is
• prutsen aan channelga.py

File:

• nodes/channelga.py (modified) (4 diffs)

nodes/channelga.py

@@ -20 +20 @@
 import re
 import random
+import os
 
 # deze twee zijn nodig voor de evaluatie van een configuratie
@@ -236 +237 @@
                                         # nee. maak een groep en voeg beide
                                         # endpoints toe
-                                        group = WIGroup('foo')
+                                        group = WIGroup("group%d" % len(groups))
                                         group.add_wi(wi)
                                         groups.append(group)
@@ -245 +246 @@
 # END UGLY PARSING CODE
 
+def plot_configuration(conf, out):
+        out.write("digraph plot {\n")
+        for i in range(len(groups)):
+                out.write("group%s [label=\"%d\"]\n" % (i, conf[i]))
+        for nodename in nodes.keys():
+                for wi in nodes[nodename].wis:
+                        if wi.group == None:
+                                continue
+                        out.write("%s -> %s\n" % (nodename, wi.group.name))
+        out.write("}")
+
 parse_metafile('l')
 
@@ -252 +264 @@
         population.append(conf)
 
-while 1:
-        for i in range(10):
+for iteration in range(1000):
+        for i in range(0, 9):
                 p = population[i].copy()
-                population[i].crossover(population[i + 10], 8)
+                population[i].crossover(population[i + 10], random.randint(1, 4) * 2)
                 population[i + 10] = p
-                population[i + 10].mutate(0.01)
+                population[i + 10].mutate(0.05)
         population.sort(lambda a, b: cmp(b.score(), a.score()))
-        print population[0].score(), population[0].conf
+print population[0].score()
+plot_configuration(population[0].conf, open("foo.dot", 'w'))
+os.system('neato -Gstart=foo -Goverlap=false/scale -Gsplines=true -Gsep=2 -Gratio=fill -Gnslimit=50.0 -Grotate=90 -Gsize="11,7.5" -Tps -o channelga.ps foo.dot')
+