RandomUtil (MeteoInfoLib 1.8 API)

java.lang.Object
- org.meteoinfo.math.RandomUtil

```
public class RandomUtil
extends Object
```
作者:

Yaqiang Wang

字段概要

字段
限定符和类型字段说明

static long seed

static boolean useSeed

字段
限定符和类型	字段	说明
`static long`	`seed`
`static boolean`	`useSeed`

构造器概要

构造器
构造器说明

RandomUtil()

构造器
构造器	说明
`RandomUtil()`

方法概要

所有方法静态方法具体方法
限定符和类型	方法	说明
`static double`	`poisson(double mean)`	Get random data from a Poisson distribution
`static ucar.ma2.Array`	`poisson(double mean, int n)`	Get random data from a Poisson distribution
`static ucar.ma2.Array`	`poisson(double mean, List<Integer> shape)`	Get random data from a Poisson distribution
`static double`	`rand()`	Get random value
`static ucar.ma2.Array`	`rand(int n)`	Get random array - one dimension
`static ucar.ma2.Array`	`rand(List<Integer> shape)`	Get random array
`static int`	`randint(int bound)`	Get random int value
`static ucar.ma2.Array`	`randint(int bound, int n)`	Get random integer array
`static ucar.ma2.Array`	`randint(int bound, List<Integer> shape)`	Get random integer array
`static double`	`randn()`	Get random value
`static ucar.ma2.Array`	`randn(int n)`	Get random array - one dimension
`static ucar.ma2.Array`	`randn(List<Integer> shape)`	Get random array

从类继承的方法 java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- 字段详细资料
  - seed
```
public static long seed
```
  - useSeed
```
public static boolean useSeed
```
- 构造器详细资料
  - RandomUtil
```
public RandomUtil()
```
- 方法详细资料
  - rand
```
public static double rand()
```
    Get random value
    
    返回:
    
    Random value
  - rand
```
public static ucar.ma2.Array rand(int n)
```
    Get random array - one dimension
    
    参数:
    
    n - Array length
    
    返回:
    
    Result array
  - rand
```
public static ucar.ma2.Array rand(List<Integer> shape)
```
    Get random array
    
    参数:
    
    shape - Shape
    
    返回:
    
    Array Result array
  - randn
```
public static double randn()
```
    Get random value
    
    返回:
    
    Random value
  - randn
```
public static ucar.ma2.Array randn(int n)
```
    Get random array - one dimension
    
    参数:
    
    n - Array length
    
    返回:
    
    Result array
  - randn
```
public static ucar.ma2.Array randn(List<Integer> shape)
```
    Get random array
    
    参数:
    
    shape - Shape
    
    返回:
    
    Array Result array
  - randint
```
public static int randint(int bound)
```
    Get random int value
    
    参数:
    
    bound - Highest value
    
    返回:
    
    Random int value
  - randint
```
public static ucar.ma2.Array randint(int bound,
                                     int n)
```
    Get random integer array
    
    参数:
    
    bound - Highest value
    
    n - Array length
    
    返回:
    
    Array Result array
  - randint
```
public static ucar.ma2.Array randint(int bound,
                                     List<Integer> shape)
```
    Get random integer array
    
    参数:
    
    bound - Highest value
    
    shape - Shape
    
    返回:
    
    Array Result array
  - poisson
```
public static double poisson(double mean)
```
    Get random data from a Poisson distribution
    
    参数:
    
    mean - Poisson mean
    
    返回:
    
    Random value
  - poisson
```
public static ucar.ma2.Array poisson(double mean,
                                     int n)
```
    Get random data from a Poisson distribution
    
    参数:
    
    mean - Poisson mean
    
    n - Array length
    
    返回:
    
    Array Result array
  - poisson
```
public static ucar.ma2.Array poisson(double mean,
                                     List<Integer> shape)
```
    Get random data from a Poisson distribution
    
    参数:
    
    mean - Poisson mean
    
    shape - Shape
    
    返回:
    
    Array Result array

类 RandomUtil

字段概要

构造器概要

方法概要

从类继承的方法 java.lang.Object

字段详细资料

seed

useSeed

构造器详细资料

RandomUtil

方法详细资料

rand

rand

rand

randn

randn

randn

randint

randint

randint

poisson

poisson

poisson