fix typo when calculating intercept in simplified SMO algorithm

nachtsky1077 · nachtsky1077 · commit 601c817cb4e2 · 2019-11-29T13:33:39.000+08:00
diff --git a/mla/svm/svm.py b/mla/svm/svm.py
@@ -75,7 +75,7 @@ def _train(self):
                 b1 = (
                     self.b
                     - e_i
-                    - self.y[i] * (self.alpha[i] - alpha_jo) * self.K[i, i]
+                    - self.y[i] * (self.alpha[i] - alpha_io) * self.K[i, i]
                     - self.y[j] * (self.alpha[j] - alpha_jo) * self.K[i, j]
                 )
                 b2 = (

Original file line number	Diff line number	Diff line change
`@@ -75,7 +75,7 @@ def _train(self):`
`75`	`75`	`b1 = (`
`76`	`76`	`self.b`
`77`	`77`	`- e_i`
`78`		`- - self.y[i] * (self.alpha[i] - alpha_jo) * self.K[i, i]`
	`78`	`+ - self.y[i] * (self.alpha[i] - alpha_io) * self.K[i, i]`
`79`	`79`	`- self.y[j] * (self.alpha[j] - alpha_jo) * self.K[i, j]`
`80`	`80`	`)`
`81`	`81`	`b2 = (`