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调整。调整。

skyffire 1 year ago
parent
commit
0b85e4f985
1 changed files with 2 additions and 12 deletions
  1. 2 12
      strategy/src/avellaneda_stoikov.rs

+ 2 - 12
strategy/src/avellaneda_stoikov.rs

@@ -248,27 +248,17 @@ impl AvellanedaStoikov {
             let a = (self.gamma * self.sigma_square * self.t_diff) / Decimal::TWO;
             // let edge = (self.flow_ratio_diff_log.abs() / dec!(0.0003)) * self.gamma * self.sigma_square * self.t_diff;
 
-            let temp_delta_bid = {
+            self.delta_bid = {
                 let b = (Decimal::ONE / self.gamma) * (Decimal::ONE + self.gamma / self.kappa).ln();
 
                 a + b
             };
-            self.delta_bid = if self.delta_bid == Decimal::ZERO || temp_delta_bid > self.delta_bid {
-                temp_delta_bid
-            } else {
-                self.delta_bid * dec!(0.9) + temp_delta_bid * dec!(0.1)
-            };
 
-            let temp_delta_ask = {
+            self.delta_ask = {
                 let b = (Decimal::ONE / self.gamma) * (Decimal::ONE + self.gamma / self.kappa).ln();
 
                 a + b
             };
-            self.delta_ask = if self.delta_ask == Decimal::ZERO || temp_delta_ask > self.delta_ask {
-                temp_delta_ask
-            } else {
-                self.delta_ask * dec!(0.9) + temp_delta_ask * dec!(0.1)
-            }
         }
     }