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Diferencia entre revisiones de «cpp/numeric/random/discrete distribution/probabilities»

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Revisión de 11:41 25 oct 2012

 
C++
Apoyo de compiladores
Implementaciones independientes y albergadas
Lenguaje
Biblioteca estándar
Encabezados de la biblioteca estándar
Requisitos denominados
Macros de prueba de característica (C++20)
Biblioteca de apoyo del lenguaje
Biblioteca de conceptos (C++20)
Biblioteca de diagnósticos
Biblioteca de gestión de memoria
Biblioteca de metaprogramación (C++11)
Biblioteca de servicios generales
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Biblioteca de cadenas
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Biblioteca numérica
Biblioteca de fecha y hora
Biblioteca de entrada/salida
Biblioteca del sistema de archivos (C++17)
Biblioteca de apoyo de concurrencia (C++11)
Biblioteca de apoyo de ejecución (C++26)
Especificaciones técnicas
Índice de símbolos
Bibliotecas externas
 
Biblioteca numérica
Funciones matemáticas comunes
Funciones matemáticas especiales (C++17)
Constantes matemáticas (C++20)
Algoritmos básicos de álgebra lineal (C++26)
Entorno de punto flotante (C++11)
Números complejos
Arrays numéricos
Generación de números pseudoaleatorios
Operaciones de factores
(C++17)
(C++17)
Interpolaciones
(C++20)
(C++20)
Saturación aritmética
(C++26)
(C++26)
(C++26)
(C++26)
(C++26)

Operaciones numéricas genéricas
(C++11)
(C++23)
(C++17)
(C++17)
(C++17)
(C++17)
(C++17)
(C++17)
Operaciones de bits
(C++20)
(C++23)
(C++20)
(C++20)
(C++20)
(C++20)
(C++20)
(C++20)
(C++20)
(C++20)
(C++20)
(C++20)
(C++20)
(C++20)
 
Generación de números pseudoaleatorios
Motores y adaptadores de motor
Original:
Engines and engine adaptors
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(C++11)
(C++11)
(C++11)
(C++11)
(C++11)
(C++11)
Generadores
Original:
Generators
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(C++11)
Distribuciones
Original:
Distributions
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Distribuciones uniformes
Original:
Uniform distributions
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(C++11)
(C++11)
(C++11)
Bernoulli distribuciones
Original:
Bernoulli distributions
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(C++11)
(C++11)
(C++11)
(C++11)
Poisson distribuciones
Original:
Poisson distributions
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(C++11)
(C++11)
(C++11)
(C++11)
(C++11)
Distribuciones normales
Original:
Normal distributions
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(C++11)
(C++11)
(C++11)
(C++11)
(C++11)
(C++11)
Distribuciones de muestreo
Original:
Sampling distributions
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(C++11)
(C++11)
(C++11)
Secuencias de semillas
Original:
Seed Sequences
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(C++11)
C biblioteca
Original:
C library
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std::discrete_distribution
Las funciones miembro
Original:
Member functions
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Generación
Original:
Generation
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Características
Original:
Characteristics
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discrete_distribution::probabilities
Terceros funciones
Original:
Non-member functions
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std::vector<double> probabilities() const;
 (desde C++11)
Obtiene un std::vector<double> que contiene las probabilidades individuales de cada número entero que se generan por esta distribución .
Original:
Obtains a std::vector<double> containing the individual probabilities of each integer that is generated by this distribution.
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Parámetros

(Ninguno)
Original:
(none)
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Valor de retorno

Un objeto de std::vector<double> tipo
Original:
An object of type std::vector<double>
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Ejemplo

Ejecuta este código
#include <iostream>
#include <vector>
#include <random>
int main()
{
    std::discrete_distribution<> d({40, 10, 10, 40});
    std::vector<double> p = d.probabilities();
    for(auto n : p)
        std::cout << n << ' ';
    std::cout << '\n';
}

Salida: 

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Obtenido de «https://es.cppreference.com/mwiki/index.php?title=cpp/numeric/random/discrete_distribution/probabilities&oldid=7083»