|  | @@ -290,8 +290,8 @@ public class VideoAdThompsonScorerV2 {
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				|  |  |          Double alpha = expParam.getOrDefault("alpha", defaultAlpha);
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				|  |  |          Double beta = expParam.getOrDefault("beta", defaultBeta);
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				|  |  |  
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				|  |  | -        double order = creativeStatistic.getDoubleOrder() + alpha;
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				|  |  | -        double exp = creativeStatistic.getDoubleExp() + beta;
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				|  |  | +        double order = creativeStatistic.parseOrderToDouble() + alpha;
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				|  |  | +        double exp = creativeStatistic.parseExpToDouble() + beta;
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				|  |  |  
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				|  |  |          if (order == 0 || exp == 0) {
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				|  |  |              return 0.0;
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				|  | @@ -343,7 +343,7 @@ public class VideoAdThompsonScorerV2 {
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				|  |  |              return exp;
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				|  |  |          }
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				|  |  |  
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				|  |  | -        public Double getDoubleExp() {
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				|  |  | +        public Double parseExpToDouble() {
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				|  |  |              if (StringUtils.isBlank(exp)) {
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				|  |  |                  return 0.0;
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				|  |  |              }
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				|  | @@ -361,7 +361,7 @@ public class VideoAdThompsonScorerV2 {
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				|  |  |              return click;
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				|  |  |          }
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				|  |  |  
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				|  |  | -        public Double getDoubleClick(){
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				|  |  | +        public Double parseClickToDouble(){
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				|  |  |              if (StringUtils.isBlank(click)){
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				|  |  |                  return 0.0;
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				|  |  |              }
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				|  | @@ -379,7 +379,7 @@ public class VideoAdThompsonScorerV2 {
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				|  |  |              return order;
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				|  |  |          }
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				|  |  |  
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				|  |  | -        public Double getDoubleOrder(){
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				|  |  | +        public Double parseOrderToDouble(){
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				|  |  |              if (StringUtils.isBlank(order)){
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				|  |  |                  return 0.0;
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				|  |  |              }
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				|  | @@ -397,7 +397,7 @@ public class VideoAdThompsonScorerV2 {
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				|  |  |              return cpa;
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				|  |  |          }
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				|  |  |  
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				|  |  | -        public Double getDoubleCpa() {
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				|  |  | +        public Double parseCpaToDouble() {
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				|  |  |              if (StringUtils.isBlank(cpa)) {
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				|  |  |                  return 0.0;
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				|  |  |              }
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