AlleleImputer

java.lang.Object
- phase.AlleleImputer

```
public final class AlleleImputer
extends java.lang.Object
```
Class AlleleImputer imputes alleles from marker allele frequencies.

Instances of class AlleleImputer are immutable.

Constructor Summary

Constructors
Constructor Description

AlleleImputer(GT targ, GT ref, long seed)
Constructs a new AlleleImputer instance from the specified data.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`int`	`imputeAllele(int marker, java.util.Random rand)`	Returns an imputed allele for the specified marker.
`int`	`nMarkers()`	Returns the number of markers.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - AlleleImputer
```
public AlleleImputer(GT targ,
                     GT ref,
                     long seed)
```
    Constructs a new AlleleImputer instance from the specified data.
    
    Parameters:
    
    ref - the reference genotypes, or null if there are none
    
    targ - the target genotypes
    
    seed - the seed for random number generation
    
    Throws:
    
    java.lang.IllegalArgumentException - if ref.markers().equals(targ.markers()) == false
    
    java.lang.NullPointerException - if targ == null
- Method Detail
  - nMarkers
```
public int nMarkers()
```
    Returns the number of markers.
    
    Returns:
    
    the number of markers
  - imputeAllele
```
public int imputeAllele(int marker,
                        java.util.Random rand)
```
    Returns an imputed allele for the specified marker.
    
    Parameters:
    
    marker - a marker index
    
    rand - a random number generator
    
    Returns:
    
    an imputed allele for the specified marker
    
    Throws:
    
    java.lang.IndexOutOfBoundsException - if marker < 0 || marker >= this.nMarkers()
    
    java.lang.NullPointerException - if rand == null