A pseudo-random number generator written in Golang v1.3 伪随机数生成器库的Go语言实现
- StdRandom.java
- Numerical Recipes
- Random number generation
- Quantile function
- Monte Carlo method
- Pseudo-random number sampling
- Inverse transform sampling
均匀分布 Uniform Distribution
伯努利分布 Bernoulli Distribution
卡方分布 Chi-Squared Distribution
Gamma分布 Gamma Distribution
Beta分布 Beta Distribution
费舍尔F分布 Fisher's F Distribution
柯西分布 Cauchy Distribution
韦伯分布 Weibull Distribution
Pareto分布 Pareto Distribution
对数高斯分布 Log Normal Distribution
指数分布 Exponential Distribution
学生T分布 Student's t-Distribution
二项分布 Binomial Distribution
泊松分布 Poisson Distribution
几何分布 Geometric Distribution
高斯分布 Gaussian Distribution
逻辑分布 Logistic Distribution
狄利克雷分布 Dirichlet Distribution
- Golang 1.7 and above
go get -u -v github.com/leesper/go_rng
func TestGaussianGenerator(t *testing.T) {
fmt.Println("=====Testing for GaussianGenerator begin=====")
grng := NewGaussianGenerator(time.Now().UnixNano())
fmt.Println("Gaussian(5.0, 2.0): ")
hist := map[int64]int{}
for i := 0; i < 10000; i++ {
hist[int64(grng.Gaussian(5.0, 2.0))]++
}
keys := []int64{}
for k := range hist {
keys = append(keys, k)
}
SortInt64Slice(keys)
for _, key := range keys {
fmt.Printf("%d:\t%s\n", key, strings.Repeat("*", hist[key]/200))
}
fmt.Println("=====Testing for GaussianGenerator end=====")
fmt.Println()
}output:
=====Testing for GaussianGenerator begin=====
Gaussian(5.0, 2.0):
-2:
-1:
0: *
1: **
2: ****
3: *******
4: *********
5: *********
6: *******
7: ****
8: **
9:
10:
11:
12:
=====Testing for GaussianGenerator end=====
Pull requests are welcome. For major changes, please open an issue first to discuss what you would like to change. Please make sure to update tests as appropriate.
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