Changeset 250

Timestamp:

11/08/14 16:56:00 (10 years ago)

Author:

Maciej Komosinski

Message:

Introduced penalty for too complex creatures and saves best genotypes in files for further examination

File:

• experiments/frams/evolve-speed-vs-gravity/data/scripts/evolve-speed-vs-gravity.script (modified) (2 diffs)

experiments/frams/evolve-speed-vs-gravity/data/scripts/evolve-speed-vs-gravity.script

@@ -9 +9 @@
         Populations[0].perfperiod=100000; //fitness: velocity serves as distance (because sampling period is longer than lifespan)
         ExpParams.initialgen="XX[|,1:1][N,1:1,2:1][T][G]";
-        
+        GenePools[0].fitness="""function penalty(count)
+ {
+ var toomany=count-50;
+ if (toomany<=0) return 0; else return -toomany*0.001;
+ }
+ return this.velocity+penalty(this.numparts)+penalty(this.numjoints)+penalty(this.numneurons)+penalty(this.numconnections);""";
+
         Simulator.init();
         //Simulator.print(GenePools[0][0].genotype); //ensure the initialgen is in the gene pool
@@ -34 +40 @@
         Simulator.stop();
         Simulator.print("%g (x%g) %s" % best.fit % best.popsiz % best.genotype);
+        
+        GenePools[0].clear(); //remove all...
+        best.moveTo(GenePools[0]); //...then restore best...
+        Simulator.save("best_%g_%u.expt" % gravity % (0+Math.time)); //...and save it in a file just in case we want to see all of its data
 }
 ~