DB Index Values Negative

rinintariri
rinintariri New Altair Community Member
edited November 2024 in Community Q&A
Hi, i want to ask this question. I have segmentation performance of DB Index in negative values. why is it negative? How is the calculation of DB Index?. and which one is better -0.8 or -1.3 ? Thankyou
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Answers

  • MartinLiebig
    MartinLiebig
    Altair Employee
    hi @rinitairi,

    by convention those measures need to be maximized. In order that this is true, we multiplied it by -1. So -0.8 is better than -1.3

    Best,
    Martin

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