Use MoreThuente in CG as default Linesearcher

vladimir-ch · vladimir-ch · commit 12b79c61a743 · 2016-01-22T16:03:36.000+09:00
diff --git a/cg.go b/cg.go
@@ -103,7 +103,7 @@ func (cg *CG) Init(loc *Location) (Operation, error) {
 	}
 
 	if cg.Linesearcher == nil {
-		cg.Linesearcher = &Bisection{GradConst: 0.1}
+		cg.Linesearcher = &MoreThuente{CurvatureFactor: 0.1}
 	}
 	if cg.Variant == nil {
 		cg.Variant = &HestenesStiefel{}

Original file line number	Diff line number	Diff line change
`@@ -103,7 +103,7 @@ func (cg CG) Init(loc Location) (Operation, error) {`
`103`	`103`	`}`
`104`	`104`
`105`	`105`	`if cg.Linesearcher == nil {`
`106`		`- cg.Linesearcher = &Bisection{GradConst: 0.1}`
	`106`	`+ cg.Linesearcher = &MoreThuente{CurvatureFactor: 0.1}`
`107`	`107`	`}`
`108`	`108`	`if cg.Variant == nil {`
`109`	`109`	`cg.Variant = &HestenesStiefel{}`