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Extreme Value Theory: Part I

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Presentation on theme: "Extreme Value Theory: Part I"— Presentation transcript:

1 Extreme Value Theory: Part I
Sample (N=1000) from a Normal Distribution N(0,1) and fitted curve

2 Two main kind of Models: Block-maxima and Threshold approaches

3 Asymptotics: Problems of degenerate distributions

4 Asymptotic models for Maxima I:

5 Example: Densities

6 Densities of distribution:
Frechet Weibull Gumbel

7 Important relationship:

8 Asymptotic models for Maxima II:
From Fisher Tippet theorem:

9 Class of non-degenerate limit distributions of maxima:
Example: Standard exponential distribution In other words, a distribution is max-stable if, and only if, it is a generalized extreme value distribution.

10 Maximum Domain of Attraction:
Example: Standard exponential distribution

11 Example: Uniform distribution

12 End of Part I of Extreme Value Theory


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