too small sigma make too unstable gradients.

MADEAPPS · Sep 27, 2024 · d53f0ee · d53f0ee
1 parent 9efba70
commit d53f0ee
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/newton-4.00/sdk/dBrain/ndBrainAgentContinuePolicyGradient_Trainer.cpp b/newton-4.00/sdk/dBrain/ndBrainAgentContinuePolicyGradient_Trainer.cpp
@@ -27,7 +27,7 @@
 #include "ndBrainAgentContinuePolicyGradient_Trainer.h"
 
 #define ND_CONTINUE_POLICY_GRADIENT_BUFFER_SIZE		(1024 * 128)
-#define ND_CONTINUE_POLICY_GRADIENT_MIN_VARIANCE	ndBrainFloat(1.0e-3f)
+#define ND_CONTINUE_POLICY_GRADIENT_MIN_VARIANCE	ndBrainFloat(1.0e-1f)
 
 //#define ND_USE_LOG_DEVIATION