revert polynomial kernel

daelsepara · daelsepara · commit 19afb5ef609e · 2018-10-07T15:03:49.000+02:00
diff --git a/SVMClassifier/KernelFunction.cs b/SVMClassifier/KernelFunction.cs
@@ -78,7 +78,7 @@ public static double Polynomial(ManagedArray x1, ManagedArray x2, ManagedArray k
 			var b = k.Length() > 0 ? k[0] : 0.0;
 			var a = k.Length() > 1 ? k[1] : 1.0;
 
-			return Math.Pow(Multiply(x1, x2), a) + b;
+			return Math.Pow(Multiply(x1, x2) + b, a);
 		}
 
 		public static double Gaussian(ManagedArray x1, ManagedArray x2, ManagedArray k)

Original file line number	Diff line number	Diff line change
`@@ -78,7 +78,7 @@ public static double Polynomial(ManagedArray x1, ManagedArray x2, ManagedArray k`
`78`	`78`	`var b = k.Length() > 0 ? k[0] : 0.0;`
`79`	`79`	`var a = k.Length() > 1 ? k[1] : 1.0;`
`80`	`80`
`81`		`- return Math.Pow(Multiply(x1, x2), a) + b;`
	`81`	`+ return Math.Pow(Multiply(x1, x2) + b, a);`
`82`	`82`	`}`
`83`	`83`
`84`	`84`	`public static double Gaussian(ManagedArray x1, ManagedArray x2, ManagedArray k)`