Merge pull request #4 from Bam4d/async_hyperparams_2

better hyperparameters for async models

Author: treo

rl4j-examples/src/main/java/org/deeplearning4j/examples/rl4j/A3CCartpole.java

@@ -42,11 +42,11 @@ public class A3CCartpole {
                     200,            //Max step By epoch
                     500000,         //Max step
                     16,              //Number of threads
-                    5,              //t_max
+                    10,              //t_max
                     10,             //num step noop warmup
-                    0.01,           //reward scaling
+                    0.1,           //reward scaling
                     0.99,           //gamma
-                    10.0           //td-error clipping
+                    1.0           //td-error clipping
             );
 
 

rl4j-examples/src/main/java/org/deeplearning4j/examples/rl4j/AsyncNStepCartpole.java

@@ -41,12 +41,12 @@ public class AsyncNStepCartpole {
                     200,     //Max step By epoch
                     300000,  //Max step
                     16,      //Number of threads
-                    5,       //t_max
+                    10,       //t_max
                     100,     //target update (hard)
                     10,      //num step noop warmup
-                    0.01,    //reward scaling
+                    0.1,    //reward scaling
                     0.99,    //gamma
-                    100.0,   //td-error clipping
+                    1.0,   //td-error clipping
                     0.1f,    //min epsilon
                     9000     //num step for eps greedy anneal
             );