pid_v6 修改为指数公式

ad-engine-service/src/main/java/com/tzld/piaoquan/ad/engine/service/score/VlogMergeEcpmScorer.java

@@ -78,8 +78,8 @@ public class VlogMergeEcpmScorer extends BaseLRModelScorer {
                 ecpm = cpa * bid1 * bid2 * pcvr * pctr * 1000d;
             }else {
                 cpa=cpa*item.getPidLambda();
-                if(cpa<0.1){
-                    cpa=0.1;
+                if(cpa<0.5){
+                    cpa=0.5;
                 }
                 ecpm = cpa* bid1 * bid2 * pcvr * pctr * 1000d;
             }