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tolerance: absolute or relative. #9

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rainwoodman opened this issue Jan 31, 2017 · 0 comments
Open

tolerance: absolute or relative. #9

rainwoodman opened this issue Jan 31, 2017 · 0 comments

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@rainwoodman
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The tol argument of LBFGS is relative, but GradientDescent is absolute. Does it make more sense to use absolute tolerance -- for we have been using convergence condition based on drop of chi square < 1, not relative drop of chi square.

@aslanyan
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@rainwoodman