std::weibull_distribution

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<metanoindex/>

f(x;a,b) = None

a

b

None

x

b

a-1
exp

-

None

x

b

a

a is the faonner paramtre and b the l'chelle paramtre.

Types de membres

Fonctions membres

Fonctions annexes

Exemple

#include <iostream>
#include <iomanip>
#include <string>
#include <map>
#include <random>
#include <cmath>
int main()
{
    std::random_device rd;
    std::mt19937 gen(rd());
 
    std::weibull_distribution<> d;
 
    std::map<int, int> hist;
    for(int n=0; n<10000; ++n) {
        ++hist[std::round(d(gen))];
    }
    for(auto p : hist) {
        std::cout << std::fixed << std::setprecision(1) << std::setw(2)
                  << p.first << ' ' << std::string(p.second/200, '*') << '\n';
    }
}

0 *******************
 1 *******************
 2 ******
 3 **
 4 
 5 
 6 
 7 
 8

Liens externes

• Weisstein, Eric W. "Weibull Distribution." De MathWorld - Une ressource Web Wolfram .

  Original:

  Weisstein, Eric W. "Weibull Distribution." From MathWorld--A Wolfram Web Resource.

  The text has been machine-translated via Google Translate.
  You can help to correct and verify the translation. Click here for instructions.
• Distribution de Weibull . Un article de Wikipdia .

  Original:

  Distribution de Weibull . From Wikipedia.

  The text has been machine-translated via Google Translate.
  You can help to correct and verify the translation. Click here for instructions.